Mock Version: 5.0
ENTER ['do_with_status'](['bash', '--login', '-c', '/usr/bin/rpmbuild -bs  --target x86_64 --nodeps /builddir/build/SPECS/R-CRAN-GiRaF.spec'], chrootPath='/var/lib/mock/fedora-39-x86_64-1692129551.645393/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'C.UTF-8'}shell=Falselogger=<mockbuild.trace_decorator.getLog object at 0x7ff60f26cf90>timeout=0uid=1000gid=135user='mockbuild'nspawn_args=['--capability=cap_ipc_lock', '--rlimit=RLIMIT_NOFILE=10240', '--capability=cap_ipc_lock', '--bind=/tmp/mock-resolv.7qcvykjf:/etc/resolv.conf', '--bind=/dev/btrfs-control', '--bind=/dev/mapper/control', '--bind=/dev/fuse', '--bind=/dev/loop-control', '--bind=/dev/loop0', '--bind=/dev/loop1', '--bind=/dev/loop2', '--bind=/dev/loop3', '--bind=/dev/loop4', '--bind=/dev/loop5', '--bind=/dev/loop6', '--bind=/dev/loop7', '--bind=/dev/loop8', '--bind=/dev/loop9', '--bind=/dev/loop10', '--bind=/dev/loop11']unshare_net=TrueprintOutput=True)
Using nspawn with args ['--capability=cap_ipc_lock', '--rlimit=RLIMIT_NOFILE=10240', '--capability=cap_ipc_lock', '--bind=/tmp/mock-resolv.7qcvykjf:/etc/resolv.conf', '--bind=/dev/btrfs-control', '--bind=/dev/mapper/control', '--bind=/dev/fuse', '--bind=/dev/loop-control', '--bind=/dev/loop0', '--bind=/dev/loop1', '--bind=/dev/loop2', '--bind=/dev/loop3', '--bind=/dev/loop4', '--bind=/dev/loop5', '--bind=/dev/loop6', '--bind=/dev/loop7', '--bind=/dev/loop8', '--bind=/dev/loop9', '--bind=/dev/loop10', '--bind=/dev/loop11']
Executing command: ['/usr/bin/systemd-nspawn', '-q', '-M', '2dc72ae653584ec9ae19fc36d0b64616', '-D', '/var/lib/mock/fedora-39-x86_64-1692129551.645393/root', '-a', '-u', 'mockbuild', '--capability=cap_ipc_lock', '--rlimit=RLIMIT_NOFILE=10240', '--capability=cap_ipc_lock', '--bind=/tmp/mock-resolv.7qcvykjf:/etc/resolv.conf', '--bind=/dev/btrfs-control', '--bind=/dev/mapper/control', '--bind=/dev/fuse', '--bind=/dev/loop-control', '--bind=/dev/loop0', '--bind=/dev/loop1', '--bind=/dev/loop2', '--bind=/dev/loop3', '--bind=/dev/loop4', '--bind=/dev/loop5', '--bind=/dev/loop6', '--bind=/dev/loop7', '--bind=/dev/loop8', '--bind=/dev/loop9', '--bind=/dev/loop10', '--bind=/dev/loop11', '--console=pipe', '--setenv=TERM=vt100', '--setenv=SHELL=/bin/bash', '--setenv=HOME=/builddir', '--setenv=HOSTNAME=mock', '--setenv=PATH=/usr/bin:/bin:/usr/sbin:/sbin', '--setenv=PROMPT_COMMAND=printf "\\033]0;<mock-chroot>\\007"', '--setenv=PS1=<mock-chroot> \\s-\\v\\$ ', '--setenv=LANG=C.UTF-8', '--resolv-conf=off', 'bash', '--login', '-c', '/usr/bin/rpmbuild -bs  --target x86_64 --nodeps /builddir/build/SPECS/R-CRAN-GiRaF.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'C.UTF-8', 'SYSTEMD_NSPAWN_TMPFS_TMP': '0', 'SYSTEMD_SECCOMP': '0'} and shell False
warning: source_date_epoch_from_changelog set but %changelog is missing
Building target platforms: x86_64
Building for target x86_64
Wrote: /builddir/build/SRPMS/R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.src.rpm
RPM build warnings:
    source_date_epoch_from_changelog set but %changelog is missing
Child return code was: 0
ENTER ['do_with_status'](['bash', '--login', '-c', '/usr/bin/rpmbuild -bb  --target x86_64 --nodeps /builddir/build/SPECS/R-CRAN-GiRaF.spec'], chrootPath='/var/lib/mock/fedora-39-x86_64-1692129551.645393/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'C.UTF-8'}shell=Falselogger=<mockbuild.trace_decorator.getLog object at 0x7ff60f26cf90>timeout=0uid=1000gid=135user='mockbuild'nspawn_args=['--capability=cap_ipc_lock', '--rlimit=RLIMIT_NOFILE=10240', '--capability=cap_ipc_lock', '--bind=/tmp/mock-resolv.7qcvykjf:/etc/resolv.conf', '--bind=/dev/btrfs-control', '--bind=/dev/mapper/control', '--bind=/dev/fuse', '--bind=/dev/loop-control', '--bind=/dev/loop0', '--bind=/dev/loop1', '--bind=/dev/loop2', '--bind=/dev/loop3', '--bind=/dev/loop4', '--bind=/dev/loop5', '--bind=/dev/loop6', '--bind=/dev/loop7', '--bind=/dev/loop8', '--bind=/dev/loop9', '--bind=/dev/loop10', '--bind=/dev/loop11']unshare_net=TrueprintOutput=True)
Using nspawn with args ['--capability=cap_ipc_lock', '--rlimit=RLIMIT_NOFILE=10240', '--capability=cap_ipc_lock', '--bind=/tmp/mock-resolv.7qcvykjf:/etc/resolv.conf', '--bind=/dev/btrfs-control', '--bind=/dev/mapper/control', '--bind=/dev/fuse', '--bind=/dev/loop-control', '--bind=/dev/loop0', '--bind=/dev/loop1', '--bind=/dev/loop2', '--bind=/dev/loop3', '--bind=/dev/loop4', '--bind=/dev/loop5', '--bind=/dev/loop6', '--bind=/dev/loop7', '--bind=/dev/loop8', '--bind=/dev/loop9', '--bind=/dev/loop10', '--bind=/dev/loop11']
Executing command: ['/usr/bin/systemd-nspawn', '-q', '-M', '760582672a3e4ddb9091769dfbfb89e7', '-D', '/var/lib/mock/fedora-39-x86_64-1692129551.645393/root', '-a', '-u', 'mockbuild', '--capability=cap_ipc_lock', '--rlimit=RLIMIT_NOFILE=10240', '--capability=cap_ipc_lock', '--bind=/tmp/mock-resolv.7qcvykjf:/etc/resolv.conf', '--bind=/dev/btrfs-control', '--bind=/dev/mapper/control', '--bind=/dev/fuse', '--bind=/dev/loop-control', '--bind=/dev/loop0', '--bind=/dev/loop1', '--bind=/dev/loop2', '--bind=/dev/loop3', '--bind=/dev/loop4', '--bind=/dev/loop5', '--bind=/dev/loop6', '--bind=/dev/loop7', '--bind=/dev/loop8', '--bind=/dev/loop9', '--bind=/dev/loop10', '--bind=/dev/loop11', '--console=pipe', '--setenv=TERM=vt100', '--setenv=SHELL=/bin/bash', '--setenv=HOME=/builddir', '--setenv=HOSTNAME=mock', '--setenv=PATH=/usr/bin:/bin:/usr/sbin:/sbin', '--setenv=PROMPT_COMMAND=printf "\\033]0;<mock-chroot>\\007"', '--setenv=PS1=<mock-chroot> \\s-\\v\\$ ', '--setenv=LANG=C.UTF-8', '--resolv-conf=off', 'bash', '--login', '-c', '/usr/bin/rpmbuild -bb  --target x86_64 --nodeps /builddir/build/SPECS/R-CRAN-GiRaF.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'C.UTF-8', 'SYSTEMD_NSPAWN_TMPFS_TMP': '0', 'SYSTEMD_SECCOMP': '0'} and shell False
warning: source_date_epoch_from_changelog set but %changelog is missing
Building target platforms: x86_64
Building for target x86_64
Executing(%prep): /bin/sh -e /var/tmp/rpm-tmp.dcEFxT
+ umask 022
+ cd /builddir/build/BUILD
+ cd /builddir/build/BUILD
+ rm -rf GiRaF
+ /usr/bin/mkdir -p GiRaF
+ cd GiRaF
+ /usr/lib/rpm/rpmuncompress -x /builddir/build/SOURCES/GiRaF_1.0.1.tar.gz
+ STATUS=0
+ '[' 0 -ne 0 ']'
+ rm -rf /builddir/build/BUILD/GiRaF-SPECPARTS
+ /usr/bin/mkdir -p /builddir/build/BUILD/GiRaF-SPECPARTS
+ /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w .
+ find -type f -executable -exec grep -Iq . '{}' ';' -exec sed -i -e '$a\' '{}' ';'
+ '[' -d GiRaF/src ']'
+ find GiRaF/src -type f -exec sed -i s@/usr/bin/strip@/usr/bin/true@g '{}' ';'
+ find -type f -executable -exec sed -Ei 's@#!( )*/usr/local/bin@#!/usr/bin@g' '{}' ';'
+ RPM_EC=0
++ jobs -p
+ exit 0
Executing(%build): /bin/sh -e /var/tmp/rpm-tmp.pgMZGp
+ umask 022
+ cd /builddir/build/BUILD
+ CFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -m64   -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer '
+ export CFLAGS
+ CXXFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -m64   -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer '
+ export CXXFLAGS
+ FFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -m64   -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules '
+ export FFLAGS
+ FCFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -m64   -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules '
+ export FCFLAGS
+ VALAFLAGS=-g
+ export VALAFLAGS
+ RUSTFLAGS='-Copt-level=3 -Cdebuginfo=2 -Ccodegen-units=1 -Cforce-frame-pointers=yes -Clink-arg=-Wl,-z,relro -Clink-arg=-Wl,-z,now -Clink-arg=-specs=/usr/lib/rpm/redhat/redhat-package-notes --cap-lints=warn'
+ export RUSTFLAGS
+ LDFLAGS='-Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes '
+ export LDFLAGS
+ LT_SYS_LIBRARY_PATH=/usr/lib64:
+ export LT_SYS_LIBRARY_PATH
+ CC=gcc
+ export CC
+ CXX=g++
+ export CXX
+ cd GiRaF
+ RPM_EC=0
++ jobs -p
+ exit 0
Executing(%install): /bin/sh -e /var/tmp/rpm-tmp.fxCibJ
+ umask 022
+ cd /builddir/build/BUILD
+ '[' /builddir/build/BUILDROOT/R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.x86_64 '!=' / ']'
+ rm -rf /builddir/build/BUILDROOT/R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.x86_64
++ dirname /builddir/build/BUILDROOT/R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.x86_64
+ mkdir -p /builddir/build/BUILDROOT
+ mkdir /builddir/build/BUILDROOT/R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.x86_64
+ CFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -m64   -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer '
+ export CFLAGS
+ CXXFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -m64   -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer '
+ export CXXFLAGS
+ FFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -m64   -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules '
+ export FFLAGS
+ FCFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -m64   -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules '
+ export FCFLAGS
+ VALAFLAGS=-g
+ export VALAFLAGS
+ RUSTFLAGS='-Copt-level=3 -Cdebuginfo=2 -Ccodegen-units=1 -Cforce-frame-pointers=yes -Clink-arg=-Wl,-z,relro -Clink-arg=-Wl,-z,now -Clink-arg=-specs=/usr/lib/rpm/redhat/redhat-package-notes --cap-lints=warn'
+ export RUSTFLAGS
+ LDFLAGS='-Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes '
+ export LDFLAGS
+ LT_SYS_LIBRARY_PATH=/usr/lib64:
+ export LT_SYS_LIBRARY_PATH
+ CC=gcc
+ export CC
+ CXX=g++
+ export CXX
+ cd GiRaF
+ mkdir -p /builddir/build/BUILDROOT/R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.x86_64/usr/local/lib/R/library
+ /usr/bin/R CMD INSTALL -l /builddir/build/BUILDROOT/R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.x86_64/usr/local/lib/R/library GiRaF
* installing *source* package 'GiRaF' ...
file 'vignettes/bibliography.bib' has the wrong MD5 checksum
** using staged installation
** libs
using C++ compiler: 'g++ (GCC) 13.2.1 20230728 (Red Hat 13.2.1-1)'
using C++11
g++ -std=gnu++11 -I"/usr/include/R" -DNDEBUG -I../inst/include/  -I'/usr/local/lib/R/library/Rcpp/include' -I'/usr/local/lib/R/library/RcppArmadillo/include' -I'/usr/local/lib/R/library/BH/include' -I/usr/local/include    -fpic  -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -m64   -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer   -c lattice.cpp -o lattice.o
In file included from /usr/local/lib/R/library/BH/include/boost/scoped_ptr.hpp:13,
                 from /usr/local/lib/R/library/BH/include/boost/graph/adjacency_list.hpp:22,
                 from ../inst/include/GiRaF.hpp:17,
                 from lattice.cpp:1:
/usr/local/lib/R/library/BH/include/boost/smart_ptr/scoped_ptr.hpp:74:31: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
   74 |     explicit scoped_ptr( std::auto_ptr<T> p ) BOOST_SP_NOEXCEPT : px( p.release() )
      |                               ^~~~~~~~
In file included from /usr/include/c++/13/memory:78,
                 from /usr/local/lib/R/library/BH/include/boost/container_hash/hash.hpp:47,
                 from /usr/local/lib/R/library/BH/include/boost/functional/hash.hpp:6,
                 from /usr/local/lib/R/library/BH/include/boost/unordered/unordered_set.hpp:19,
                 from /usr/local/lib/R/library/BH/include/boost/unordered_set.hpp:17,
                 from /usr/local/lib/R/library/BH/include/boost/graph/adjacency_list.hpp:20:
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
In file included from /usr/local/lib/R/library/BH/include/boost/mpl/aux_/na_assert.hpp:23,
                 from /usr/local/lib/R/library/BH/include/boost/mpl/arg.hpp:25,
                 from /usr/local/lib/R/library/BH/include/boost/mpl/placeholders.hpp:24,
                 from /usr/local/lib/R/library/BH/include/boost/iterator/iterator_categories.hpp:16,
                 from /usr/local/lib/R/library/BH/include/boost/graph/graph_traits.hpp:25,
                 from /usr/local/lib/R/library/BH/include/boost/graph/adjacency_list.hpp:24:
/usr/local/lib/R/library/BH/include/boost/mpl/assert.hpp:194:21: warning: unnecessary parentheses in declaration of 'assert_arg' [-Wparentheses]
  194 | failed ************ (Pred::************
      |                     ^~~~~~~~~~~~~~~~~~~
  195 |       assert_arg( void (*)(Pred), typename assert_arg_pred<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  196 |     );
      |     ~                
/usr/local/lib/R/library/BH/include/boost/mpl/assert.hpp:194:21: note: remove parentheses
  194 | failed ************ (Pred::************
      |                     ^~~~~~~~~~~~~~~~~~~
      |                     -
  195 |       assert_arg( void (*)(Pred), typename assert_arg_pred<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  196 |     );
      |     ~                
      |     -
/usr/local/lib/R/library/BH/include/boost/mpl/assert.hpp:199:21: warning: unnecessary parentheses in declaration of 'assert_not_arg' [-Wparentheses]
  199 | failed ************ (boost::mpl::not_<Pred>::************
      |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  200 |       assert_not_arg( void (*)(Pred), typename assert_arg_pred_not<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  201 |     );
      |     ~                
/usr/local/lib/R/library/BH/include/boost/mpl/assert.hpp:199:21: note: remove parentheses
  199 | failed ************ (boost::mpl::not_<Pred>::************
      |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                     -
  200 |       assert_not_arg( void (*)(Pred), typename assert_arg_pred_not<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  201 |     );
      |     ~                
      |     -
In file included from /usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:17,
                 from /usr/local/lib/R/library/BH/include/boost/property_map/vector_property_map.hpp:14,
                 from /usr/local/lib/R/library/BH/include/boost/property_map/property_map.hpp:598,
                 from /usr/local/lib/R/library/BH/include/boost/graph/adjacency_list.hpp:27:
/usr/local/lib/R/library/BH/include/boost/smart_ptr/detail/shared_count.hpp:361:33: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  361 |     explicit shared_count( std::auto_ptr<Y> & r ): pi_( new sp_counted_impl_p<Y>( r.get() ) )
      |                                 ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:250:65: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  250 | template< class T, class R > struct sp_enable_if_auto_ptr< std::auto_ptr< T >, R >
      |                                                                 ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:507:31: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  507 |     explicit shared_ptr( std::auto_ptr<Y> & r ): px(r.get()), pn()
      |                               ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:520:22: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  520 |     shared_ptr( std::auto_ptr<Y> && r ): px(r.get()), pn()
      |                      ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:603:34: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  603 |     shared_ptr & operator=( std::auto_ptr<Y> & r )
      |                                  ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:612:34: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  612 |     shared_ptr & operator=( std::auto_ptr<Y> && r )
      |                                  ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp: In member function 'boost::shared_ptr<T>& boost::shared_ptr<T>::operator=(std::auto_ptr<_Up>&&)':
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:614:38: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  614 |         this_type( static_cast< std::auto_ptr<Y> && >( r ) ).swap( *this );
      |                                      ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
g++ -std=gnu++11 -I"/usr/include/R" -DNDEBUG -I../inst/include/  -I'/usr/local/lib/R/library/Rcpp/include' -I'/usr/local/lib/R/library/RcppArmadillo/include' -I'/usr/local/lib/R/library/BH/include' -I/usr/local/include    -fpic  -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -m64   -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer   -c rcpp_module.cpp -o rcpp_module.o
In file included from /usr/local/lib/R/library/BH/include/boost/scoped_ptr.hpp:13,
                 from /usr/local/lib/R/library/BH/include/boost/graph/adjacency_list.hpp:22,
                 from ../inst/include/GiRaF.hpp:17,
                 from rcpp_module.cpp:1:
/usr/local/lib/R/library/BH/include/boost/smart_ptr/scoped_ptr.hpp:74:31: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
   74 |     explicit scoped_ptr( std::auto_ptr<T> p ) BOOST_SP_NOEXCEPT : px( p.release() )
      |                               ^~~~~~~~
In file included from /usr/include/c++/13/memory:78,
                 from /usr/local/lib/R/library/BH/include/boost/container_hash/hash.hpp:47,
                 from /usr/local/lib/R/library/BH/include/boost/functional/hash.hpp:6,
                 from /usr/local/lib/R/library/BH/include/boost/unordered/unordered_set.hpp:19,
                 from /usr/local/lib/R/library/BH/include/boost/unordered_set.hpp:17,
                 from /usr/local/lib/R/library/BH/include/boost/graph/adjacency_list.hpp:20:
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
In file included from /usr/local/lib/R/library/BH/include/boost/mpl/aux_/na_assert.hpp:23,
                 from /usr/local/lib/R/library/BH/include/boost/mpl/arg.hpp:25,
                 from /usr/local/lib/R/library/BH/include/boost/mpl/placeholders.hpp:24,
                 from /usr/local/lib/R/library/BH/include/boost/iterator/iterator_categories.hpp:16,
                 from /usr/local/lib/R/library/BH/include/boost/graph/graph_traits.hpp:25,
                 from /usr/local/lib/R/library/BH/include/boost/graph/adjacency_list.hpp:24:
/usr/local/lib/R/library/BH/include/boost/mpl/assert.hpp:194:21: warning: unnecessary parentheses in declaration of 'assert_arg' [-Wparentheses]
  194 | failed ************ (Pred::************
      |                     ^~~~~~~~~~~~~~~~~~~
  195 |       assert_arg( void (*)(Pred), typename assert_arg_pred<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  196 |     );
      |     ~                
/usr/local/lib/R/library/BH/include/boost/mpl/assert.hpp:194:21: note: remove parentheses
  194 | failed ************ (Pred::************
      |                     ^~~~~~~~~~~~~~~~~~~
      |                     -
  195 |       assert_arg( void (*)(Pred), typename assert_arg_pred<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  196 |     );
      |     ~                
      |     -
/usr/local/lib/R/library/BH/include/boost/mpl/assert.hpp:199:21: warning: unnecessary parentheses in declaration of 'assert_not_arg' [-Wparentheses]
  199 | failed ************ (boost::mpl::not_<Pred>::************
      |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  200 |       assert_not_arg( void (*)(Pred), typename assert_arg_pred_not<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  201 |     );
      |     ~                
/usr/local/lib/R/library/BH/include/boost/mpl/assert.hpp:199:21: note: remove parentheses
  199 | failed ************ (boost::mpl::not_<Pred>::************
      |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                     -
  200 |       assert_not_arg( void (*)(Pred), typename assert_arg_pred_not<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  201 |     );
      |     ~                
      |     -
In file included from /usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:17,
                 from /usr/local/lib/R/library/BH/include/boost/property_map/vector_property_map.hpp:14,
                 from /usr/local/lib/R/library/BH/include/boost/property_map/property_map.hpp:598,
                 from /usr/local/lib/R/library/BH/include/boost/graph/adjacency_list.hpp:27:
/usr/local/lib/R/library/BH/include/boost/smart_ptr/detail/shared_count.hpp:361:33: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  361 |     explicit shared_count( std::auto_ptr<Y> & r ): pi_( new sp_counted_impl_p<Y>( r.get() ) )
      |                                 ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:250:65: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  250 | template< class T, class R > struct sp_enable_if_auto_ptr< std::auto_ptr< T >, R >
      |                                                                 ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:507:31: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  507 |     explicit shared_ptr( std::auto_ptr<Y> & r ): px(r.get()), pn()
      |                               ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:520:22: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  520 |     shared_ptr( std::auto_ptr<Y> && r ): px(r.get()), pn()
      |                      ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:603:34: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  603 |     shared_ptr & operator=( std::auto_ptr<Y> & r )
      |                                  ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:612:34: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  612 |     shared_ptr & operator=( std::auto_ptr<Y> && r )
      |                                  ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp: In member function 'boost::shared_ptr<T>& boost::shared_ptr<T>::operator=(std::auto_ptr<_Up>&&)':
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:614:38: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  614 |         this_type( static_cast< std::auto_ptr<Y> && >( r ) ).swap( *this );
      |                                      ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
g++ -std=gnu++11 -I"/usr/include/R" -DNDEBUG -I../inst/include/  -I'/usr/local/lib/R/library/Rcpp/include' -I'/usr/local/lib/R/library/RcppArmadillo/include' -I'/usr/local/lib/R/library/BH/include' -I/usr/local/include    -fpic  -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -m64   -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer   -c recursion.cpp -o recursion.o
In file included from /usr/local/lib/R/library/BH/include/boost/scoped_ptr.hpp:13,
                 from /usr/local/lib/R/library/BH/include/boost/graph/adjacency_list.hpp:22,
                 from ../inst/include/GiRaF.hpp:17,
                 from recursion.cpp:1:
/usr/local/lib/R/library/BH/include/boost/smart_ptr/scoped_ptr.hpp:74:31: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
   74 |     explicit scoped_ptr( std::auto_ptr<T> p ) BOOST_SP_NOEXCEPT : px( p.release() )
      |                               ^~~~~~~~
In file included from /usr/include/c++/13/memory:78,
                 from /usr/local/lib/R/library/BH/include/boost/container_hash/hash.hpp:47,
                 from /usr/local/lib/R/library/BH/include/boost/functional/hash.hpp:6,
                 from /usr/local/lib/R/library/BH/include/boost/unordered/unordered_set.hpp:19,
                 from /usr/local/lib/R/library/BH/include/boost/unordered_set.hpp:17,
                 from /usr/local/lib/R/library/BH/include/boost/graph/adjacency_list.hpp:20:
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
In file included from /usr/local/lib/R/library/BH/include/boost/mpl/aux_/na_assert.hpp:23,
                 from /usr/local/lib/R/library/BH/include/boost/mpl/arg.hpp:25,
                 from /usr/local/lib/R/library/BH/include/boost/mpl/placeholders.hpp:24,
                 from /usr/local/lib/R/library/BH/include/boost/iterator/iterator_categories.hpp:16,
                 from /usr/local/lib/R/library/BH/include/boost/graph/graph_traits.hpp:25,
                 from /usr/local/lib/R/library/BH/include/boost/graph/adjacency_list.hpp:24:
/usr/local/lib/R/library/BH/include/boost/mpl/assert.hpp:194:21: warning: unnecessary parentheses in declaration of 'assert_arg' [-Wparentheses]
  194 | failed ************ (Pred::************
      |                     ^~~~~~~~~~~~~~~~~~~
  195 |       assert_arg( void (*)(Pred), typename assert_arg_pred<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  196 |     );
      |     ~                
/usr/local/lib/R/library/BH/include/boost/mpl/assert.hpp:194:21: note: remove parentheses
  194 | failed ************ (Pred::************
      |                     ^~~~~~~~~~~~~~~~~~~
      |                     -
  195 |       assert_arg( void (*)(Pred), typename assert_arg_pred<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  196 |     );
      |     ~                
      |     -
/usr/local/lib/R/library/BH/include/boost/mpl/assert.hpp:199:21: warning: unnecessary parentheses in declaration of 'assert_not_arg' [-Wparentheses]
  199 | failed ************ (boost::mpl::not_<Pred>::************
      |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  200 |       assert_not_arg( void (*)(Pred), typename assert_arg_pred_not<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  201 |     );
      |     ~                
/usr/local/lib/R/library/BH/include/boost/mpl/assert.hpp:199:21: note: remove parentheses
  199 | failed ************ (boost::mpl::not_<Pred>::************
      |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                     -
  200 |       assert_not_arg( void (*)(Pred), typename assert_arg_pred_not<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  201 |     );
      |     ~                
      |     -
In file included from /usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:17,
                 from /usr/local/lib/R/library/BH/include/boost/property_map/vector_property_map.hpp:14,
                 from /usr/local/lib/R/library/BH/include/boost/property_map/property_map.hpp:598,
                 from /usr/local/lib/R/library/BH/include/boost/graph/adjacency_list.hpp:27:
/usr/local/lib/R/library/BH/include/boost/smart_ptr/detail/shared_count.hpp:361:33: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  361 |     explicit shared_count( std::auto_ptr<Y> & r ): pi_( new sp_counted_impl_p<Y>( r.get() ) )
      |                                 ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:250:65: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  250 | template< class T, class R > struct sp_enable_if_auto_ptr< std::auto_ptr< T >, R >
      |                                                                 ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:507:31: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  507 |     explicit shared_ptr( std::auto_ptr<Y> & r ): px(r.get()), pn()
      |                               ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:520:22: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  520 |     shared_ptr( std::auto_ptr<Y> && r ): px(r.get()), pn()
      |                      ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:603:34: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  603 |     shared_ptr & operator=( std::auto_ptr<Y> & r )
      |                                  ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:612:34: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  612 |     shared_ptr & operator=( std::auto_ptr<Y> && r )
      |                                  ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp: In member function 'boost::shared_ptr<T>& boost::shared_ptr<T>::operator=(std::auto_ptr<_Up>&&)':
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:614:38: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  614 |         this_type( static_cast< std::auto_ptr<Y> && >( r ) ).swap( *this );
      |                                      ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
g++ -std=gnu++11 -I"/usr/include/R" -DNDEBUG -I../inst/include/  -I'/usr/local/lib/R/library/Rcpp/include' -I'/usr/local/lib/R/library/RcppArmadillo/include' -I'/usr/local/lib/R/library/BH/include' -I/usr/local/include    -fpic  -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -m64   -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer   -c sampler.cpp -o sampler.o
In file included from /usr/local/lib/R/library/BH/include/boost/scoped_ptr.hpp:13,
                 from /usr/local/lib/R/library/BH/include/boost/graph/adjacency_list.hpp:22,
                 from ../inst/include/GiRaF.hpp:17,
                 from sampler.cpp:1:
/usr/local/lib/R/library/BH/include/boost/smart_ptr/scoped_ptr.hpp:74:31: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
   74 |     explicit scoped_ptr( std::auto_ptr<T> p ) BOOST_SP_NOEXCEPT : px( p.release() )
      |                               ^~~~~~~~
In file included from /usr/include/c++/13/memory:78,
                 from /usr/local/lib/R/library/BH/include/boost/container_hash/hash.hpp:47,
                 from /usr/local/lib/R/library/BH/include/boost/functional/hash.hpp:6,
                 from /usr/local/lib/R/library/BH/include/boost/unordered/unordered_set.hpp:19,
                 from /usr/local/lib/R/library/BH/include/boost/unordered_set.hpp:17,
                 from /usr/local/lib/R/library/BH/include/boost/graph/adjacency_list.hpp:20:
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
In file included from /usr/local/lib/R/library/BH/include/boost/mpl/aux_/na_assert.hpp:23,
                 from /usr/local/lib/R/library/BH/include/boost/mpl/arg.hpp:25,
                 from /usr/local/lib/R/library/BH/include/boost/mpl/placeholders.hpp:24,
                 from /usr/local/lib/R/library/BH/include/boost/iterator/iterator_categories.hpp:16,
                 from /usr/local/lib/R/library/BH/include/boost/graph/graph_traits.hpp:25,
                 from /usr/local/lib/R/library/BH/include/boost/graph/adjacency_list.hpp:24:
/usr/local/lib/R/library/BH/include/boost/mpl/assert.hpp:194:21: warning: unnecessary parentheses in declaration of 'assert_arg' [-Wparentheses]
  194 | failed ************ (Pred::************
      |                     ^~~~~~~~~~~~~~~~~~~
  195 |       assert_arg( void (*)(Pred), typename assert_arg_pred<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  196 |     );
      |     ~                
/usr/local/lib/R/library/BH/include/boost/mpl/assert.hpp:194:21: note: remove parentheses
  194 | failed ************ (Pred::************
      |                     ^~~~~~~~~~~~~~~~~~~
      |                     -
  195 |       assert_arg( void (*)(Pred), typename assert_arg_pred<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  196 |     );
      |     ~                
      |     -
/usr/local/lib/R/library/BH/include/boost/mpl/assert.hpp:199:21: warning: unnecessary parentheses in declaration of 'assert_not_arg' [-Wparentheses]
  199 | failed ************ (boost::mpl::not_<Pred>::************
      |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  200 |       assert_not_arg( void (*)(Pred), typename assert_arg_pred_not<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  201 |     );
      |     ~                
/usr/local/lib/R/library/BH/include/boost/mpl/assert.hpp:199:21: note: remove parentheses
  199 | failed ************ (boost::mpl::not_<Pred>::************
      |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                     -
  200 |       assert_not_arg( void (*)(Pred), typename assert_arg_pred_not<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  201 |     );
      |     ~                
      |     -
In file included from /usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:17,
                 from /usr/local/lib/R/library/BH/include/boost/property_map/vector_property_map.hpp:14,
                 from /usr/local/lib/R/library/BH/include/boost/property_map/property_map.hpp:598,
                 from /usr/local/lib/R/library/BH/include/boost/graph/adjacency_list.hpp:27:
/usr/local/lib/R/library/BH/include/boost/smart_ptr/detail/shared_count.hpp:361:33: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  361 |     explicit shared_count( std::auto_ptr<Y> & r ): pi_( new sp_counted_impl_p<Y>( r.get() ) )
      |                                 ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:250:65: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  250 | template< class T, class R > struct sp_enable_if_auto_ptr< std::auto_ptr< T >, R >
      |                                                                 ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:507:31: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  507 |     explicit shared_ptr( std::auto_ptr<Y> & r ): px(r.get()), pn()
      |                               ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:520:22: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  520 |     shared_ptr( std::auto_ptr<Y> && r ): px(r.get()), pn()
      |                      ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:603:34: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  603 |     shared_ptr & operator=( std::auto_ptr<Y> & r )
      |                                  ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:612:34: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  612 |     shared_ptr & operator=( std::auto_ptr<Y> && r )
      |                                  ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp: In member function 'boost::shared_ptr<T>& boost::shared_ptr<T>::operator=(std::auto_ptr<_Up>&&)':
/usr/local/lib/R/library/BH/include/boost/smart_ptr/shared_ptr.hpp:614:38: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  614 |         this_type( static_cast< std::auto_ptr<Y> && >( r ) ).swap( *this );
      |                                      ^~~~~~~~
/usr/include/c++/13/bits/unique_ptr.h:65:28: note: declared here
   65 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
In file included from /usr/local/lib/R/library/BH/include/boost/concept/assert.hpp:35,
                 from /usr/local/lib/R/library/BH/include/boost/property_map/property_map.hpp:19:
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::Graph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >]':
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:66:5:   required from 'struct boost::concepts::Graph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from 'struct boost::concepts::IncidenceGraph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from 'struct boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
In file included from /usr/local/lib/R/library/BH/include/boost/concept_check.hpp:31,
                 from /usr/local/lib/R/library/BH/include/boost/property_map/property_map.hpp:20:
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::Graph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::IncidenceGraph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >]':
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:87:5:   required from 'struct boost::concepts::IncidenceGraph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from 'struct boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::IncidenceGraph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]':
/usr/local/lib/R/library/BH/include/boost/graph/depth_first_search.hpp:129:9:   required from 'void boost::breadth_first_visit(const IncidenceGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with IncidenceGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; SourceIterator = long unsigned int*]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
In file included from /usr/local/lib/R/library/BH/include/boost/unordered/detail/implementation.hpp:25,
                 from /usr/local/lib/R/library/BH/include/boost/unordered/detail/set.hpp:7,
                 from /usr/local/lib/R/library/BH/include/boost/unordered/unordered_set.hpp:21:
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:15: note: in a call to non-static member function 'boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >::~IncidenceGraphConcept()'
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      |               ^~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/preprocessor/cat.hpp:29:34: note: in definition of macro 'BOOST_PP_CAT_I'
   29 | #    define BOOST_PP_CAT_I(a, b) a ## b
      |                                  ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/concept_def.hpp:23:12: note: in expansion of macro 'BOOST_PP_CAT'
   23 |     struct BOOST_PP_CAT(name,Concept)                                           \
      |            ^~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1: note: in expansion of macro 'BOOST_concept'
   75 | BOOST_concept(IncidenceGraph, (G)) : Graph< G >
      | ^~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::constraint<Model>::failed() [with Model = boost::BFSVisitorConcept<Visitor_cc, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]':
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:65:5:   required from 'void boost::breadth_first_visit(const IncidenceGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with IncidenceGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; SourceIterator = long unsigned int*]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:65:52: warning: 'this' pointer is null [-Wnonnull]
   65 |     static void failed() { ((Model*)0)->constraints(); }
      |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~
In file included from ../inst/include/GiRaF.hpp:19:
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:37:10: note: in a call to non-static member function 'void boost::BFSVisitorConcept<Visitor, Graph>::constraints() [with Visitor = Visitor_cc; Graph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
   37 |     void constraints()
      |          ^~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::constraint<Model>::failed() [with Model = boost::ReadWritePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int>]':
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:66:5:   required from 'void boost::breadth_first_visit(const IncidenceGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with IncidenceGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; SourceIterator = long unsigned int*]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:65:52: warning: 'this' pointer is null [-Wnonnull]
   65 |     static void failed() { ((Model*)0)->constraints(); }
      |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/property_map/property_map.hpp:205:10: note: in a call to non-static member function 'void boost::ReadWritePropertyMapConcept<PMap, Key>::constraints() [with PMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; Key = long unsigned int]'
  205 |     void constraints() {
      |          ^~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::constraint<Model>::failed() [with Model = boost::BFSVisitorConcept<Visitor_color, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]':
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:65:5:   required from 'void boost::breadth_first_visit(const IncidenceGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with IncidenceGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_color; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; SourceIterator = long unsigned int*]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_color; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_color; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_color; P = Visitor_color; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_color; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_color; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:345:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:65:52: warning: 'this' pointer is null [-Wnonnull]
   65 |     static void failed() { ((Model*)0)->constraints(); }
      |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:37:10: note: in a call to non-static member function 'void boost::BFSVisitorConcept<Visitor, Graph>::constraints() [with Visitor = Visitor_color; Graph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
   37 |     void constraints()
      |          ^~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::constraint<Model>::failed() [with Model = boost::BFSVisitorConcept<Visitor_cc_cond, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]':
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:65:5:   required from 'void boost::breadth_first_visit(const IncidenceGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with IncidenceGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc_cond; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; SourceIterator = long unsigned int*]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc_cond; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc_cond; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc_cond; P = Visitor_cc_cond; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc_cond; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc_cond; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:400:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:65:52: warning: 'this' pointer is null [-Wnonnull]
   65 |     static void failed() { ((Model*)0)->constraints(); }
      |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:37:10: note: in a call to non-static member function 'void boost::BFSVisitorConcept<Visitor, Graph>::constraints() [with Visitor = Visitor_cc_cond; Graph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
   37 |     void constraints()
      |          ^~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::Graph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::Graph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:66:5:   required from 'struct boost::concepts::Graph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from 'struct boost::concepts::IncidenceGraph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from 'struct boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   [ skipping 4 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::concepts::Graph<G>::~Graph() [with G = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:66:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
   66 |     BOOST_CONCEPT_USAGE(Graph)
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::IncidenceGraph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::IncidenceGraph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:87:5:   required from 'struct boost::concepts::IncidenceGraph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from 'struct boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:87:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
   87 |     BOOST_CONCEPT_USAGE(IncidenceGraph)
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::CopyConstructible<Visitor_cc> >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:167:5:   required from 'struct boost::CopyConstructible<Visitor_cc>'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:165:3:   required from 'struct boost::CopyConstructibleConcept<Visitor_cc>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::CopyConstructibleConcept<Visitor_cc>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::CopyConstructibleConcept<Visitor_cc> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::CopyConstructibleConcept<Visitor_cc> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 7 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::CopyConstructible<Visitor_cc>]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::CopyConstructibleConcept<Visitor_cc>]':
/usr/local/lib/R/library/BH/include/boost/graph/depth_first_search.hpp:41:9:   required from 'void boost::BFSVisitorConcept<Visitor, Graph>::constraints() [with Visitor = Visitor_cc; Graph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::BFSVisitorConcept<Visitor_cc, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::BFSVisitorConcept<Visitor_cc, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::BFSVisitorConcept<Visitor_cc, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:165:17: note: in a call to non-static member function 'boost::CopyConstructibleConcept<Visitor_cc>::~CopyConstructibleConcept()'
  165 |   BOOST_concept(CopyConstructible,(TT))
      |                 ^~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/preprocessor/cat.hpp:29:34: note: in definition of macro 'BOOST_PP_CAT_I'
   29 | #    define BOOST_PP_CAT_I(a, b) a ## b
      |                                  ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/concept_def.hpp:23:12: note: in expansion of macro 'BOOST_PP_CAT'
   23 |     struct BOOST_PP_CAT(name,Concept)                                           \
      |            ^~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:165:3: note: in expansion of macro 'BOOST_concept'
  165 |   BOOST_concept(CopyConstructible,(TT))
      |   ^~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::constraint<Model>::failed() [with Model = boost::ReadablePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int>]':
/usr/local/lib/R/library/BH/include/boost/property_map/property_map.hpp:206:7:   required from 'void boost::ReadWritePropertyMapConcept<PMap, Key>::constraints() [with PMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; Key = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ReadWritePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::ReadWritePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::ReadWritePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:65:52: warning: 'this' pointer is null [-Wnonnull]
   65 |     static void failed() { ((Model*)0)->constraints(); }
      |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/property_map/property_map.hpp:147:10: note: in a call to non-static member function 'void boost::ReadablePropertyMapConcept<PMap, Key>::constraints() [with PMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; Key = long unsigned int]'
  147 |     void constraints() {
      |          ^~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::constraint<Model>::failed() [with Model = boost::WritablePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int>]':
/usr/local/lib/R/library/BH/include/boost/property_map/property_map.hpp:207:7:   required from 'void boost::ReadWritePropertyMapConcept<PMap, Key>::constraints() [with PMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; Key = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ReadWritePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::ReadWritePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::ReadWritePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:65:52: warning: 'this' pointer is null [-Wnonnull]
   65 |     static void failed() { ((Model*)0)->constraints(); }
      |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/property_map/property_map.hpp:179:10: note: in a call to non-static member function 'void boost::WritablePropertyMapConcept<PMap, Key>::constraints() [with PMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; Key = long unsigned int]'
  179 |     void constraints() {
      |          ^~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::read_write_property_map_tag, boost::read_write_property_map_tag> >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5:   required from 'struct boost::Convertible<boost::read_write_property_map_tag, boost::read_write_property_map_tag>'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:206:3:   required from 'struct boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::read_write_property_map_tag>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::read_write_property_map_tag>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::read_write_property_map_tag> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::read_write_property_map_tag> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 7 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::read_write_property_map_tag, boost::read_write_property_map_tag>]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::read_write_property_map_tag>]':
/usr/local/lib/R/library/BH/include/boost/property_map/property_map.hpp:208:7:   required from 'void boost::ReadWritePropertyMapConcept<PMap, Key>::constraints() [with PMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; Key = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ReadWritePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::ReadWritePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::ReadWritePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:206:17: note: in a call to non-static member function 'boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::read_write_property_map_tag>::~ConvertibleConcept()'
  206 |   BOOST_concept(Convertible,(X)(Y))
      |                 ^~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/preprocessor/cat.hpp:29:34: note: in definition of macro 'BOOST_PP_CAT_I'
   29 | #    define BOOST_PP_CAT_I(a, b) a ## b
      |                                  ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/concept_def.hpp:23:12: note: in expansion of macro 'BOOST_PP_CAT'
   23 |     struct BOOST_PP_CAT(name,Concept)                                           \
      |            ^~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:206:3: note: in expansion of macro 'BOOST_concept'
  206 |   BOOST_concept(Convertible,(X)(Y))
      |   ^~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::CopyConstructible<Visitor_color> >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:167:5:   required from 'struct boost::CopyConstructible<Visitor_color>'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:165:3:   required from 'struct boost::CopyConstructibleConcept<Visitor_color>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::CopyConstructibleConcept<Visitor_color>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::CopyConstructibleConcept<Visitor_color> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::CopyConstructibleConcept<Visitor_color> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 7 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_color; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_color; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_color; P = Visitor_color; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_color; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_color; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:345:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::CopyConstructible<Visitor_color>]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::CopyConstructibleConcept<Visitor_color>]':
/usr/local/lib/R/library/BH/include/boost/graph/depth_first_search.hpp:41:9:   required from 'void boost::BFSVisitorConcept<Visitor, Graph>::constraints() [with Visitor = Visitor_color; Graph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::BFSVisitorConcept<Visitor_color, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::BFSVisitorConcept<Visitor_color, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::BFSVisitorConcept<Visitor_color, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_color; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_color; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_color; P = Visitor_color; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_color; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_color; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:345:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:165:17: note: in a call to non-static member function 'boost::CopyConstructibleConcept<Visitor_color>::~CopyConstructibleConcept()'
  165 |   BOOST_concept(CopyConstructible,(TT))
      |                 ^~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/preprocessor/cat.hpp:29:34: note: in definition of macro 'BOOST_PP_CAT_I'
   29 | #    define BOOST_PP_CAT_I(a, b) a ## b
      |                                  ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/concept_def.hpp:23:12: note: in expansion of macro 'BOOST_PP_CAT'
   23 |     struct BOOST_PP_CAT(name,Concept)                                           \
      |            ^~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:165:3: note: in expansion of macro 'BOOST_concept'
  165 |   BOOST_concept(CopyConstructible,(TT))
      |   ^~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::CopyConstructible<Visitor_cc_cond> >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:167:5:   required from 'struct boost::CopyConstructible<Visitor_cc_cond>'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:165:3:   required from 'struct boost::CopyConstructibleConcept<Visitor_cc_cond>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::CopyConstructibleConcept<Visitor_cc_cond>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::CopyConstructibleConcept<Visitor_cc_cond> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::CopyConstructibleConcept<Visitor_cc_cond> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 7 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc_cond; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc_cond; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc_cond; P = Visitor_cc_cond; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc_cond; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc_cond; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:400:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::CopyConstructible<Visitor_cc_cond>]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::CopyConstructibleConcept<Visitor_cc_cond>]':
/usr/local/lib/R/library/BH/include/boost/graph/depth_first_search.hpp:41:9:   required from 'void boost::BFSVisitorConcept<Visitor, Graph>::constraints() [with Visitor = Visitor_cc_cond; Graph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::BFSVisitorConcept<Visitor_cc_cond, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::BFSVisitorConcept<Visitor_cc_cond, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::BFSVisitorConcept<Visitor_cc_cond, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc_cond; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc_cond; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc_cond; P = Visitor_cc_cond; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc_cond; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc_cond; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:400:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:165:17: note: in a call to non-static member function 'boost::CopyConstructibleConcept<Visitor_cc_cond>::~CopyConstructibleConcept()'
  165 |   BOOST_concept(CopyConstructible,(TT))
      |                 ^~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/preprocessor/cat.hpp:29:34: note: in definition of macro 'BOOST_PP_CAT_I'
   29 | #    define BOOST_PP_CAT_I(a, b) a ## b
      |                                  ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/concept_def.hpp:23:12: note: in expansion of macro 'BOOST_PP_CAT'
   23 |     struct BOOST_PP_CAT(name,Concept)                                           \
      |            ^~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:165:3: note: in expansion of macro 'BOOST_concept'
  165 |   BOOST_concept(CopyConstructible,(TT))
      |   ^~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >]':
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:52:50:   required from 'struct boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   required from 'struct boost::concepts::requirement_<void (*)(boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >)>'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:89:9:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]':
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:89:9:   required from 'boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
/usr/local/lib/R/library/BH/include/boost/graph/depth_first_search.hpp:129:9:   required from 'void boost::breadth_first_visit(const IncidenceGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with IncidenceGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; SourceIterator = long unsigned int*]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::concepts::MultiPassInputIterator<T>::~MultiPassInputIterator() [with T = boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:52:50: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
   52 |     BOOST_concept(MultiPassInputIterator, (T)) { BOOST_CONCEPT_USAGE(
      |                                                  ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:137:5:   required from 'struct boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   required from 'struct boost::concepts::requirement_<void (*)(boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >)>'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:90:9:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]':
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:90:9:   required from 'boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
/usr/local/lib/R/library/BH/include/boost/graph/depth_first_search.hpp:129:9:   required from 'void boost::breadth_first_visit(const IncidenceGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with IncidenceGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; SourceIterator = long unsigned int*]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::DefaultConstructible<TT>::~DefaultConstructible() [with TT = boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:137:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  137 |     BOOST_CONCEPT_USAGE(DefaultConstructible) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:233:5:   required from 'struct boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   required from 'struct boost::concepts::requirement_<void (*)(boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >)>'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:91:9:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]':
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:91:9:   required from 'boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
/usr/local/lib/R/library/BH/include/boost/graph/depth_first_search.hpp:129:9:   required from 'void boost::breadth_first_visit(const IncidenceGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with IncidenceGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; SourceIterator = long unsigned int*]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::EqualityComparable<TT>::~EqualityComparable() [with TT = boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:233:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  233 |     BOOST_CONCEPT_USAGE(EqualityComparable) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:145:5:   required from 'struct boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   required from 'struct boost::concepts::requirement_<void (*)(boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >)>'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:92:9:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]':
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:92:9:   required from 'boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
/usr/local/lib/R/library/BH/include/boost/graph/depth_first_search.hpp:129:9:   required from 'void boost::breadth_first_visit(const IncidenceGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with IncidenceGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; SourceIterator = long unsigned int*]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::Assignable<TT>::~Assignable() [with TT = boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:145:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  145 |     BOOST_CONCEPT_USAGE(Assignable) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag> >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5:   required from 'struct boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   required from 'struct boost::concepts::requirement_<void (*)(boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag>)>'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:93:9:   [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag>]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag>]':
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:93:9:   required from 'boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
/usr/local/lib/R/library/BH/include/boost/graph/depth_first_search.hpp:129:9:   required from 'void boost::breadth_first_visit(const IncidenceGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with IncidenceGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; SourceIterator = long unsigned int*]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::Convertible<X, Y>::~Convertible() [with X = boost::undir_adj_list_traversal_tag; Y = boost::incidence_graph_tag]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  208 |     BOOST_CONCEPT_USAGE(Convertible) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::CopyConstructible<Visitor_cc>]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::CopyConstructible<Visitor_cc> >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:167:5:   required from 'struct boost::CopyConstructible<Visitor_cc>'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:165:3:   required from 'struct boost::CopyConstructibleConcept<Visitor_cc>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::CopyConstructibleConcept<Visitor_cc>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::CopyConstructibleConcept<Visitor_cc> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 8 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::CopyConstructible<TT>::~CopyConstructible() [with TT = Visitor_cc]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:167:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  167 |     BOOST_CONCEPT_USAGE(CopyConstructible) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::read_write_property_map_tag, boost::readable_property_map_tag> >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5:   required from 'struct boost::Convertible<boost::read_write_property_map_tag, boost::readable_property_map_tag>'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:206:3:   required from 'struct boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::readable_property_map_tag>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::readable_property_map_tag>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::readable_property_map_tag> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::readable_property_map_tag> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 12 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::read_write_property_map_tag, boost::readable_property_map_tag>]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::readable_property_map_tag>]':
/usr/local/lib/R/library/BH/include/boost/property_map/property_map.hpp:148:7:   required from 'void boost::ReadablePropertyMapConcept<PMap, Key>::constraints() [with PMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; Key = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ReadablePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::ReadablePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::ReadablePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   required from 'struct boost::concepts::requirement_<void (*)(boost::ReadablePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int>)>'
/usr/local/lib/R/library/BH/include/boost/property_map/property_map.hpp:206:7:   [ skipping 6 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:206:17: note: in a call to non-static member function 'boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::readable_property_map_tag>::~ConvertibleConcept()'
  206 |   BOOST_concept(Convertible,(X)(Y))
      |                 ^~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/preprocessor/cat.hpp:29:34: note: in definition of macro 'BOOST_PP_CAT_I'
   29 | #    define BOOST_PP_CAT_I(a, b) a ## b
      |                                  ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/concept_def.hpp:23:12: note: in expansion of macro 'BOOST_PP_CAT'
   23 |     struct BOOST_PP_CAT(name,Concept)                                           \
      |            ^~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:206:3: note: in expansion of macro 'BOOST_concept'
  206 |   BOOST_concept(Convertible,(X)(Y))
      |   ^~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::read_write_property_map_tag, boost::writable_property_map_tag> >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5:   required from 'struct boost::Convertible<boost::read_write_property_map_tag, boost::writable_property_map_tag>'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:206:3:   required from 'struct boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::writable_property_map_tag>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::writable_property_map_tag>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::writable_property_map_tag> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::writable_property_map_tag> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 12 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::read_write_property_map_tag, boost::writable_property_map_tag>]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::writable_property_map_tag>]':
/usr/local/lib/R/library/BH/include/boost/property_map/property_map.hpp:180:7:   required from 'void boost::WritablePropertyMapConcept<PMap, Key>::constraints() [with PMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; Key = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::WritablePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::WritablePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::WritablePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   required from 'struct boost::concepts::requirement_<void (*)(boost::WritablePropertyMapConcept<boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >, long unsigned int>)>'
/usr/local/lib/R/library/BH/include/boost/property_map/property_map.hpp:207:7:   [ skipping 6 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:206:17: note: in a call to non-static member function 'boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::writable_property_map_tag>::~ConvertibleConcept()'
  206 |   BOOST_concept(Convertible,(X)(Y))
      |                 ^~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/preprocessor/cat.hpp:29:34: note: in definition of macro 'BOOST_PP_CAT_I'
   29 | #    define BOOST_PP_CAT_I(a, b) a ## b
      |                                  ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/concept_def.hpp:23:12: note: in expansion of macro 'BOOST_PP_CAT'
   23 |     struct BOOST_PP_CAT(name,Concept)                                           \
      |            ^~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:206:3: note: in expansion of macro 'BOOST_concept'
  206 |   BOOST_concept(Convertible,(X)(Y))
      |   ^~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::read_write_property_map_tag, boost::read_write_property_map_tag>]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::read_write_property_map_tag, boost::read_write_property_map_tag> >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5:   required from 'struct boost::Convertible<boost::read_write_property_map_tag, boost::read_write_property_map_tag>'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:206:3:   required from 'struct boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::read_write_property_map_tag>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::read_write_property_map_tag>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::read_write_property_map_tag> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 8 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::Convertible<X, Y>::~Convertible() [with X = boost::read_write_property_map_tag; Y = boost::read_write_property_map_tag]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  208 |     BOOST_CONCEPT_USAGE(Convertible) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::CopyConstructible<Visitor_color>]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::CopyConstructible<Visitor_color> >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:167:5:   required from 'struct boost::CopyConstructible<Visitor_color>'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:165:3:   required from 'struct boost::CopyConstructibleConcept<Visitor_color>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::CopyConstructibleConcept<Visitor_color>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::CopyConstructibleConcept<Visitor_color> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 8 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_color; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_color; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_color; P = Visitor_color; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_color; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_color; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:345:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::CopyConstructible<TT>::~CopyConstructible() [with TT = Visitor_color]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:167:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  167 |     BOOST_CONCEPT_USAGE(CopyConstructible) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::CopyConstructible<Visitor_cc_cond>]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::CopyConstructible<Visitor_cc_cond> >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:167:5:   required from 'struct boost::CopyConstructible<Visitor_cc_cond>'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:165:3:   required from 'struct boost::CopyConstructibleConcept<Visitor_cc_cond>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::CopyConstructibleConcept<Visitor_cc_cond>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::CopyConstructibleConcept<Visitor_cc_cond> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 8 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc_cond; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc_cond; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc_cond; P = Visitor_cc_cond; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc_cond; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc_cond; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:400:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::CopyConstructible<TT>::~CopyConstructible() [with TT = Visitor_cc_cond]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:167:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  167 |     BOOST_CONCEPT_USAGE(CopyConstructible) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::DefaultConstructible<long unsigned int> >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:137:5:   required from 'struct boost::DefaultConstructible<long unsigned int>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::DefaultConstructible<long unsigned int>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::DefaultConstructible<long unsigned int> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::DefaultConstructible<long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   required from 'struct boost::concepts::requirement_<void (*)(boost::DefaultConstructible<long unsigned int>)>'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:68:9:   [ skipping 11 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::DefaultConstructible<long unsigned int>]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::DefaultConstructible<long unsigned int>]':
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:68:9:   required from 'boost::concepts::Graph<G>::~Graph() [with G = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48:   required from 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::Graph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::Graph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:66:5:   required from 'struct boost::concepts::Graph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from 'struct boost::concepts::IncidenceGraph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   [ skipping 6 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::DefaultConstructible<TT>::~DefaultConstructible() [with TT = long unsigned int]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:137:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  137 |     BOOST_CONCEPT_USAGE(DefaultConstructible) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::EqualityComparable<long unsigned int> >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:233:5:   required from 'struct boost::EqualityComparable<long unsigned int>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::EqualityComparable<long unsigned int>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::EqualityComparable<long unsigned int> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::EqualityComparable<long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   required from 'struct boost::concepts::requirement_<void (*)(boost::EqualityComparable<long unsigned int>)>'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:69:9:   [ skipping 11 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::EqualityComparable<long unsigned int>]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::EqualityComparable<long unsigned int>]':
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:69:9:   required from 'boost::concepts::Graph<G>::~Graph() [with G = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48:   required from 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::Graph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::Graph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:66:5:   required from 'struct boost::concepts::Graph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from 'struct boost::concepts::IncidenceGraph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   [ skipping 6 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::EqualityComparable<TT>::~EqualityComparable() [with TT = long unsigned int]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:233:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  233 |     BOOST_CONCEPT_USAGE(EqualityComparable) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Assignable<long unsigned int> >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:145:5:   required from 'struct boost::Assignable<long unsigned int>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::Assignable<long unsigned int>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::Assignable<long unsigned int> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::Assignable<long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   required from 'struct boost::concepts::requirement_<void (*)(boost::Assignable<long unsigned int>)>'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:70:9:   [ skipping 11 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Assignable<long unsigned int>]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::Assignable<long unsigned int>]':
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:70:9:   required from 'boost::concepts::Graph<G>::~Graph() [with G = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48:   required from 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::Graph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::Graph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> > >]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:66:5:   required from 'struct boost::concepts::Graph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from 'struct boost::concepts::IncidenceGraph<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   [ skipping 6 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::Assignable<TT>::~Assignable() [with TT = long unsigned int]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:145:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  145 |     BOOST_CONCEPT_USAGE(Assignable) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:52:50:   required from 'struct boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 4 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::concepts::MultiPassInputIterator<T>::~MultiPassInputIterator() [with T = boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:52:50: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
   52 |     BOOST_concept(MultiPassInputIterator, (T)) { BOOST_CONCEPT_USAGE(
      |                                                  ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:137:5:   required from 'struct boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::DefaultConstructible<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 4 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::DefaultConstructible<TT>::~DefaultConstructible() [with TT = boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:137:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  137 |     BOOST_CONCEPT_USAGE(DefaultConstructible) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:233:5:   required from 'struct boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::EqualityComparable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 4 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::EqualityComparable<TT>::~EqualityComparable() [with TT = boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:233:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  233 |     BOOST_CONCEPT_USAGE(EqualityComparable) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:145:5:   required from 'struct boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::Assignable<boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 4 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::Assignable<TT>::~Assignable() [with TT = boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:145:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  145 |     BOOST_CONCEPT_USAGE(Assignable) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag>]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag> >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5:   required from 'struct boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::Convertible<boost::undir_adj_list_traversal_tag, boost::incidence_graph_tag> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 4 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::Convertible<X, Y>::~Convertible() [with X = boost::undir_adj_list_traversal_tag; Y = boost::incidence_graph_tag]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  208 |     BOOST_CONCEPT_USAGE(Convertible) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::read_write_property_map_tag, boost::readable_property_map_tag>]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::read_write_property_map_tag, boost::readable_property_map_tag> >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5:   required from 'struct boost::Convertible<boost::read_write_property_map_tag, boost::readable_property_map_tag>'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:206:3:   required from 'struct boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::readable_property_map_tag>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::readable_property_map_tag>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::readable_property_map_tag> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 13 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::Convertible<X, Y>::~Convertible() [with X = boost::read_write_property_map_tag; Y = boost::readable_property_map_tag]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  208 |     BOOST_CONCEPT_USAGE(Convertible) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::read_write_property_map_tag, boost::writable_property_map_tag>]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::read_write_property_map_tag, boost::writable_property_map_tag> >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5:   required from 'struct boost::Convertible<boost::read_write_property_map_tag, boost::writable_property_map_tag>'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:206:3:   required from 'struct boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::writable_property_map_tag>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::writable_property_map_tag>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::ConvertibleConcept<boost::read_write_property_map_tag, boost::writable_property_map_tag> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 13 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::Convertible<X, Y>::~Convertible() [with X = boost::read_write_property_map_tag; Y = boost::writable_property_map_tag]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  208 |     BOOST_CONCEPT_USAGE(Convertible) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::DefaultConstructible<long unsigned int>]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::DefaultConstructible<long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:137:5:   required from 'struct boost::DefaultConstructible<long unsigned int>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::DefaultConstructible<long unsigned int>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::DefaultConstructible<long unsigned int> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::DefaultConstructible<long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 12 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::DefaultConstructible<TT>::~DefaultConstructible() [with TT = long unsigned int]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:137:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  137 |     BOOST_CONCEPT_USAGE(DefaultConstructible) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::EqualityComparable<long unsigned int>]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::EqualityComparable<long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:233:5:   required from 'struct boost::EqualityComparable<long unsigned int>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::EqualityComparable<long unsigned int>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::EqualityComparable<long unsigned int> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::EqualityComparable<long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 12 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::EqualityComparable<TT>::~EqualityComparable() [with TT = long unsigned int]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:233:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  233 |     BOOST_CONCEPT_USAGE(EqualityComparable) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Assignable<long unsigned int>]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Assignable<long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:145:5:   required from 'struct boost::Assignable<long unsigned int>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::Assignable<long unsigned int>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::Assignable<long unsigned int> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::Assignable<long unsigned int> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 12 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::Assignable<TT>::~Assignable() [with TT = long unsigned int]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:145:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  145 |     BOOST_CONCEPT_USAGE(Assignable) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Assignable<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:145:5:   required from 'struct boost::Assignable<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:502:3:   required from 'struct boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 6 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Assignable<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::EqualityComparable<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:233:5:   required from 'struct boost::EqualityComparable<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:502:3:   required from 'struct boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 6 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::EqualityComparable<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:512:7:   required from 'struct boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   required from 'struct boost::concepts::requirement_<void (*)(boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >)>'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:53:35:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]':
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:53:35:   required from 'boost::concepts::MultiPassInputIterator<T>::~MultiPassInputIterator() [with T = boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:89:9:   required from 'boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::IncidenceGraphConcept<boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >]'
/usr/local/lib/R/library/BH/include/boost/graph/depth_first_search.hpp:129:9:   required from 'void boost::breadth_first_visit(const IncidenceGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with IncidenceGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; SourceIterator = long unsigned int*]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::InputIterator<TT>::~InputIterator() [with TT = boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:512:7: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  512 |       BOOST_CONCEPT_USAGE(InputIterator)
      |       ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Assignable<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Assignable<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:145:5:   required from 'struct boost::Assignable<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:502:3:   required from 'struct boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 7 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::Assignable<TT>::~Assignable() [with TT = boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:145:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  145 |     BOOST_CONCEPT_USAGE(Assignable) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::EqualityComparable<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::EqualityComparable<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:233:5:   required from 'struct boost::EqualityComparable<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:502:3:   required from 'struct boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   [ skipping 7 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::EqualityComparable<TT>::~EqualityComparable() [with TT = boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:233:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  233 |     BOOST_CONCEPT_USAGE(EqualityComparable) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:512:7:   required from 'struct boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > > >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 6 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::InputIterator<TT>::~InputIterator() [with TT = boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:512:7: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  512 |       BOOST_CONCEPT_USAGE(InputIterator)
      |       ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::SignedInteger<long int>]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:514:9:   required from 'boost::InputIterator<TT>::~InputIterator() [with TT = boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:53:35:   required from 'boost::concepts::MultiPassInputIterator<T>::~MultiPassInputIterator() [with T = boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:89:9:   required from 'boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:107:22: note: in a call to non-static member function 'boost::SignedInteger<long int>::~SignedInteger()'
  107 |   template <> struct SignedInteger<long> {};
      |                      ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::bidirectional_traversal_tag>, std::input_iterator_tag> >]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5:   required from 'struct boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::bidirectional_traversal_tag>, std::input_iterator_tag>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::bidirectional_traversal_tag>, std::input_iterator_tag>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::bidirectional_traversal_tag>, std::input_iterator_tag> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::bidirectional_traversal_tag>, std::input_iterator_tag> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   required from 'struct boost::concepts::requirement_<void (*)(boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::bidirectional_traversal_tag>, std::input_iterator_tag>)>'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:515:9:   [ skipping 7 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:5: note: in a call to non-static member function 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::bidirectional_traversal_tag>, std::input_iterator_tag>]'
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |     ^
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp: In instantiation of 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::bidirectional_traversal_tag>, std::input_iterator_tag>]':
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:515:9:   required from 'boost::InputIterator<TT>::~InputIterator() [with TT = boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::InputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:53:35:   required from 'boost::concepts::MultiPassInputIterator<T>::~MultiPassInputIterator() [with T = boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> >]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::MultiPassInputIterator<boost::iterators::filter_iterator<boost::detail::out_edge_predicate<SW_filter, boost::keep_all, boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter> >, boost::detail::out_edge_iter<std::_List_iterator<boost::detail::stored_edge_iter<long unsigned int, std::_List_iterator<boost::list_edge<long unsigned int, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > > >, long unsigned int, boost::detail::edge_desc_impl<boost::undirected_tag, long unsigned int>, long int> > >]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:89:9:   required from 'boost::concepts::IncidenceGraph<G>::~IncidenceGraph() [with G = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>]'
/usr/local/lib/R/library/BH/include/boost/graph/graph_concepts.hpp:75:1:   [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47: warning: 'this' pointer is null [-Wnonnull]
   50 |     static void failed() { ((Model*)0)->~Model(); }
      |                            ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::Convertible<X, Y>::~Convertible() [with X = boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::bidirectional_traversal_tag>; Y = std::input_iterator_tag]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  208 |     BOOST_CONCEPT_USAGE(Convertible) {
      |     ^~~~~~~~~~~~~~~~~~~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp: In instantiation of 'boost::concepts::usage_requirements<Model>::~usage_requirements() [with Model = boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::bidirectional_traversal_tag>, std::input_iterator_tag>]':
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:50:47:   required from 'static void boost::concepts::requirement<boost::concepts::failed************ Model::************>::failed() [with Model = boost::concepts::usage_requirements<boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::bidirectional_traversal_tag>, std::input_iterator_tag> >]'
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5:   required from 'struct boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::bidirectional_traversal_tag>, std::input_iterator_tag>'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:32:62:   required by substitution of 'template<class Model> boost::concepts::detail::yes boost::concepts::detail::has_constraints_(Model*, wrap_constraints<Model, (& Model::constraints)>*) [with Model = boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::bidirectional_traversal_tag>, std::input_iterator_tag>]'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:42:5:   required from 'const bool boost::concepts::not_satisfied<boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::bidirectional_traversal_tag>, std::input_iterator_tag> >::value'
/usr/local/lib/R/library/BH/include/boost/concept/detail/has_constraints.hpp:45:51:   required from 'struct boost::concepts::not_satisfied<boost::Convertible<boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::bidirectional_traversal_tag>, std::input_iterator_tag> >'
/usr/local/lib/R/library/BH/include/boost/concept/detail/general.hpp:72:8:   [ skipping 8 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:136:24:   required from 'void boost::breadth_first_search(const VertexListGraph&, SourceIterator, SourceIterator, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; SourceIterator = long unsigned int*; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:147:25:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, Buffer&, BFSVisitor, ColorMap) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; Buffer = queue<long unsigned int, std::deque<long unsigned int, std::allocator<long unsigned int> > >; BFSVisitor = Visitor_cc; ColorMap = two_bit_color_map<vec_adj_list_vertex_id_map<property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:262:29:   required from 'void boost::detail::bfs_helper(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, ColorMap, BFSVisitor, const boost::bgl_named_params<P, T, R>&, mpl_::false_) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; ColorMap = boost::two_bit_color_map<boost::vec_adj_list_vertex_id_map<boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, long unsigned int> >; BFSVisitor = Visitor_cc; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int; mpl_::false_ = mpl_::bool_<false>]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:309:23:   required from 'static void boost::detail::bfs_dispatch<boost::param_not_found>::apply(VertexListGraph&, typename boost::graph_traits<Graph>::vertex_descriptor, const boost::bgl_named_params<T, Tag, Base>&, boost::param_not_found) [with VertexListGraph = boost::filtered_graph<boost::adjacency_list<boost::listS, boost::vecS, boost::undirectedS, boost::property<boost::vertex_color_t, unsigned int, boost::property<boost::vertex_potential_t, arma::Col<double>, boost::property<boost::vertex_degree_t, unsigned int, boost::property<boost::vertex_update_t, double, boost::property<boost::vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, boost::property<boost::edge_weight_t, double, boost::property<boost::edge_weight2_t, unsigned int, boost::property<boost::edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = boost::graph_visitor_t; R = boost::no_property; typename boost::graph_traits<Graph>::vertex_descriptor = long unsigned int]'
/usr/local/lib/R/library/BH/include/boost/graph/breadth_first_search.hpp:339:37:   required from 'void boost::breadth_first_search(const VertexListGraph&, typename graph_traits<Graph>::vertex_descriptor, const bgl_named_params<T, Tag, Base>&) [with VertexListGraph = filtered_graph<adjacency_list<listS, vecS, undirectedS, property<vertex_color_t, unsigned int, property<vertex_potential_t, arma::Col<double>, property<vertex_degree_t, unsigned int, property<vertex_update_t, double, property<vertex_underlying_t, std::vector<int, std::allocator<int> > > > > > >, property<edge_weight_t, double, property<edge_weight2_t, unsigned int, property<edge_update_t, double> > > >, SW_filter>; P = Visitor_cc; T = graph_visitor_t; R = no_property; typename graph_traits<Graph>::vertex_descriptor = long unsigned int]'
sampler.cpp:339:27:   required from here
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:20:48: warning: 'this' pointer is null [-Wnonnull]
   20 |     ~usage_requirements() { ((Model*)0)->~Model(); }
      |                             ~~~~~~~~~~~~~~~~~~~^~
/usr/local/lib/R/library/BH/include/boost/concept/usage.hpp:37:7: note: in a call to non-static member function 'boost::Convertible<X, Y>::~Convertible() [with X = boost::iterators::detail::iterator_category_with_traversal<std::input_iterator_tag, boost::iterators::bidirectional_traversal_tag>; Y = std::input_iterator_tag]'
   37 |       ~model()
      |       ^
/usr/local/lib/R/library/BH/include/boost/concept_check.hpp:208:5: note: in expansion of macro 'BOOST_CONCEPT_USAGE'
  208 |     BOOST_CONCEPT_USAGE(Convertible) {
      |     ^~~~~~~~~~~~~~~~~~~
g++ -std=gnu++11 -shared -L/usr/lib64/R/lib -Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -Wl,--build-id=sha1 -o GiRaF.so lattice.o rcpp_module.o recursion.o sampler.o -L/usr/lib64/R/lib -lR
installing to /builddir/build/BUILDROOT/R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.x86_64/usr/local/lib/R/library/00LOCK-GiRaF/00new/GiRaF/libs
** R
** inst
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
  converting help for package 'GiRaF'
    finding HTML links ... done
    GiRaF-package                           html  
    NC.mrf                                  html  
    exact.mrf                               html  
    sampler.mrf                             html  
** building package indices
** installing vignettes
** testing if installed package can be loaded from temporary location
** checking absolute paths in shared objects and dynamic libraries
** testing if installed package can be loaded from final location
** testing if installed package keeps a record of temporary installation path
* DONE (GiRaF)
+ test -d GiRaF/src
+ cd GiRaF/src
+ rm -f lattice.o rcpp_module.o recursion.o sampler.o GiRaF.so
+ rm -f /builddir/build/BUILDROOT/R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.x86_64/usr/local/lib/R/library/R.css
+ find /builddir/build/BUILDROOT/R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.x86_64/usr/local/lib/R/library -type f -exec sed -i s@/builddir/build/BUILDROOT/R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.x86_64@@g '{}' ';'
+ /usr/bin/find-debuginfo -j2 --strict-build-id -m -i --build-id-seed 1.0.1-1.fc39.copr6285568 --unique-debug-suffix -1.0.1-1.fc39.copr6285568.x86_64 --unique-debug-src-base R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.x86_64 --run-dwz --dwz-low-mem-die-limit 10000000 --dwz-max-die-limit 110000000 -S debugsourcefiles.list /builddir/build/BUILD/GiRaF
find-debuginfo: starting
Extracting debug info from 1 files
DWARF-compressing 1 files
sepdebugcrcfix: Updated 1 CRC32s, 0 CRC32s did match.
Creating .debug symlinks for symlinks to ELF files
Copying sources found by 'debugedit -l' to /usr/src/debug/R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.x86_64
101 blocks
find-debuginfo: done
+ /usr/lib/rpm/check-buildroot
+ /usr/lib/rpm/redhat/brp-ldconfig
+ /usr/lib/rpm/brp-compress
+ /usr/lib/rpm/redhat/brp-strip-lto /usr/bin/strip
+ /usr/lib/rpm/brp-strip-static-archive /usr/bin/strip
+ /usr/lib/rpm/redhat/brp-mangle-shebangs
+ /usr/lib/rpm/brp-remove-la-files
+ env /usr/lib/rpm/redhat/brp-python-bytecompile '' 1 0 -j2
+ /usr/lib/rpm/redhat/brp-python-hardlink
Processing files: R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.x86_64
Provides: R-CRAN-GiRaF = 1.0.1-1.fc39.copr6285568 R-CRAN-GiRaF(x86-64) = 1.0.1-1.fc39.copr6285568
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Requires: libR.so()(64bit) libc.so.6()(64bit) libc.so.6(GLIBC_2.11)(64bit) libc.so.6(GLIBC_2.14)(64bit) libc.so.6(GLIBC_2.2.5)(64bit) libc.so.6(GLIBC_2.4)(64bit) libgcc_s.so.1()(64bit) libgcc_s.so.1(GCC_3.0)(64bit) libgcc_s.so.1(GCC_3.3.1)(64bit) libm.so.6()(64bit) libm.so.6(GLIBC_2.29)(64bit) libstdc++.so.6()(64bit) libstdc++.so.6(CXXABI_1.3)(64bit) libstdc++.so.6(GLIBCXX_3.4)(64bit) libstdc++.so.6(GLIBCXX_3.4.15)(64bit) libstdc++.so.6(GLIBCXX_3.4.20)(64bit) libstdc++.so.6(GLIBCXX_3.4.21)(64bit) libstdc++.so.6(GLIBCXX_3.4.26)(64bit) libstdc++.so.6(GLIBCXX_3.4.29)(64bit) libstdc++.so.6(GLIBCXX_3.4.30)(64bit) libstdc++.so.6(GLIBCXX_3.4.32)(64bit) libstdc++.so.6(GLIBCXX_3.4.9)(64bit) rtld(GNU_HASH)
Processing files: R-CRAN-GiRaF-debugsource-1.0.1-1.fc39.copr6285568.x86_64
Provides: R-CRAN-GiRaF-debugsource = 1.0.1-1.fc39.copr6285568 R-CRAN-GiRaF-debugsource(x86-64) = 1.0.1-1.fc39.copr6285568
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Processing files: R-CRAN-GiRaF-debuginfo-1.0.1-1.fc39.copr6285568.x86_64
Provides: R-CRAN-GiRaF-debuginfo = 1.0.1-1.fc39.copr6285568 R-CRAN-GiRaF-debuginfo(x86-64) = 1.0.1-1.fc39.copr6285568 debuginfo(build-id) = eced21edc75747d289139bd52c9eb6fb1062eb00
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Recommends: R-CRAN-GiRaF-debugsource(x86-64) = 1.0.1-1.fc39.copr6285568
Checking for unpackaged file(s): /usr/lib/rpm/check-files /builddir/build/BUILDROOT/R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.x86_64
Wrote: /builddir/build/RPMS/R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.x86_64.rpm
Wrote: /builddir/build/RPMS/R-CRAN-GiRaF-debugsource-1.0.1-1.fc39.copr6285568.x86_64.rpm
Wrote: /builddir/build/RPMS/R-CRAN-GiRaF-debuginfo-1.0.1-1.fc39.copr6285568.x86_64.rpm
Executing(%clean): /bin/sh -e /var/tmp/rpm-tmp.jLeVwV
+ umask 022
+ cd /builddir/build/BUILD
+ cd GiRaF
+ /usr/bin/rm -rf /builddir/build/BUILDROOT/R-CRAN-GiRaF-1.0.1-1.fc39.copr6285568.x86_64
+ RPM_EC=0
++ jobs -p
+ exit 0
Executing(rmbuild): /bin/sh -e /var/tmp/rpm-tmp.EwipV1
+ umask 022
+ cd /builddir/build/BUILD
+ rm -rf /builddir/build/BUILD/GiRaF-SPECPARTS
+ rm -rf GiRaF GiRaF.gemspec
+ RPM_EC=0
++ jobs -p
+ exit 0
RPM build warnings:
    source_date_epoch_from_changelog set but %changelog is missing
Child return code was: 0