Mock Version: 3.3
ENTER ['do_with_status'](['bash', '--login', '-c', '/usr/bin/rpmbuild -bs  --target x86_64 --nodeps /builddir/build/SPECS/ubdsrv.spec'], chrootPath='/var/lib/mock/fedora-rawhide-x86_64-1667655242.840077/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 0x7fbfd21b2470>timeout=0uid=1000gid=135user='mockbuild'nspawn_args=['--capability=cap_ipc_lock', '--rlimit=RLIMIT_NOFILE=10240', '--capability=cap_ipc_lock', '--bind=/tmp/mock-resolv.v6vv418e:/etc/resolv.conf', '--bind=/dev/btrfs-control', '--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.v6vv418e:/etc/resolv.conf', '--bind=/dev/btrfs-control', '--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', 'fb2df47fd1b649f0b68489c68c5c6c7c', '-D', '/var/lib/mock/fedora-rawhide-x86_64-1667655242.840077/root', '-a', '-u', 'mockbuild', '--capability=cap_ipc_lock', '--rlimit=RLIMIT_NOFILE=10240', '--capability=cap_ipc_lock', '--bind=/tmp/mock-resolv.v6vv418e:/etc/resolv.conf', '--bind=/dev/btrfs-control', '--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/ubdsrv.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
Building target platforms: x86_64
Building for target x86_64
setting SOURCE_DATE_EPOCH=1667433600
Wrote: /builddir/build/SRPMS/ubdsrv-1.0-2.20221105gitca8baff.fc38.src.rpm
Child return code was: 0
ENTER ['do_with_status'](['bash', '--login', '-c', '/usr/bin/rpmbuild -bb  --target x86_64 --nodeps /builddir/build/SPECS/ubdsrv.spec'], chrootPath='/var/lib/mock/fedora-rawhide-x86_64-1667655242.840077/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 0x7fbfd21b2470>timeout=0uid=1000gid=135user='mockbuild'nspawn_args=['--capability=cap_ipc_lock', '--rlimit=RLIMIT_NOFILE=10240', '--capability=cap_ipc_lock', '--bind=/tmp/mock-resolv.v6vv418e:/etc/resolv.conf', '--bind=/dev/btrfs-control', '--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.v6vv418e:/etc/resolv.conf', '--bind=/dev/btrfs-control', '--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', 'f748ccadc6c24e098009afb82f2ae243', '-D', '/var/lib/mock/fedora-rawhide-x86_64-1667655242.840077/root', '-a', '-u', 'mockbuild', '--capability=cap_ipc_lock', '--rlimit=RLIMIT_NOFILE=10240', '--capability=cap_ipc_lock', '--bind=/tmp/mock-resolv.v6vv418e:/etc/resolv.conf', '--bind=/dev/btrfs-control', '--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/ubdsrv.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
Building target platforms: x86_64
Building for target x86_64
setting SOURCE_DATE_EPOCH=1667433600
Executing(%prep): /bin/sh -e /var/tmp/rpm-tmp.glPJYP
+ umask 022
+ cd /builddir/build/BUILD
+ cd /builddir/build/BUILD
+ rm -rf ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262
+ /usr/lib/rpm/rpmuncompress -x /builddir/build/SOURCES/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262.tar.gz
+ STATUS=0
+ '[' 0 -ne 0 ']'
+ cd ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262
+ /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w .
+ RPM_EC=0
++ jobs -p
+ exit 0
Executing(%build): /bin/sh -e /var/tmp/rpm-tmp.2Cwayv
+ umask 022
+ cd /builddir/build/BUILD
+ CFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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'
+ export CFLAGS
+ CXXFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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'
+ export CXXFLAGS
+ FFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -I/usr/lib64/gfortran/modules'
+ export FFLAGS
+ FCFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -I/usr/lib64/gfortran/modules'
+ export FCFLAGS
+ VALAFLAGS=-g
+ export VALAFLAGS
+ 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 ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262
+ autoreconf -f -i
libtoolize: putting auxiliary files in '.'.
libtoolize: copying file './ltmain.sh'
libtoolize: putting macros in AC_CONFIG_MACRO_DIRS, 'm4'.
libtoolize: copying file 'm4/libtool.m4'
libtoolize: copying file 'm4/ltoptions.m4'
libtoolize: copying file 'm4/ltsugar.m4'
libtoolize: copying file 'm4/ltversion.m4'
libtoolize: copying file 'm4/lt~obsolete.m4'
configure.ac:10: installing './compile'
configure.ac:15: installing './config.guess'
configure.ac:15: installing './config.sub'
configure.ac:14: installing './install-sh'
configure.ac:14: installing './missing'
Makefile.am:17: warning: source file 'qcow2/tgt_qcow2.cpp' is in a subdirectory,
Makefile.am:17: but option 'subdir-objects' is disabled
automake: warning: possible forward-incompatibility.
automake: At least one source file is in a subdirectory, but the 'subdir-objects'
automake: automake option hasn't been enabled.  For now, the corresponding output
automake: object file(s) will be placed in the top-level directory.  However, this
automake: behavior may change in a future Automake major version, with object
automake: files being placed in the same subdirectory as the corresponding sources.
automake: You are advised to start using 'subdir-objects' option throughout your
automake: project, to avoid future incompatibilities.
Makefile.am:17: warning: source file 'qcow2/qcow2.cpp' is in a subdirectory,
Makefile.am:17: but option 'subdir-objects' is disabled
Makefile.am:17: warning: source file 'qcow2/qcow2_meta.cpp' is in a subdirectory,
Makefile.am:17: but option 'subdir-objects' is disabled
Makefile.am:17: warning: source file 'qcow2/utils.cpp' is in a subdirectory,
Makefile.am:17: but option 'subdir-objects' is disabled
Makefile.am:17: warning: source file 'qcow2/qcow2_flush_meta.cpp' is in a subdirectory,
Makefile.am:17: but option 'subdir-objects' is disabled
Makefile.am: installing './depcomp'
+ CFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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'
+ export CFLAGS
+ CXXFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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'
+ export CXXFLAGS
+ FFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -I/usr/lib64/gfortran/modules'
+ export FFLAGS
+ FCFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -I/usr/lib64/gfortran/modules'
+ export FCFLAGS
+ VALAFLAGS=-g
+ export VALAFLAGS
+ 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
+ '[' '-flto=auto -ffat-lto-objectsx' '!=' x ']'
++ find . -type f -name configure -print
+ for file in $(find . -type f -name configure -print)
+ /usr/bin/sed -r --in-place=.backup 's/^char \(\*f\) \(\) = /__attribute__ ((used)) char (*f) () = /g' ./configure
+ diff -u ./configure.backup ./configure
+ mv ./configure.backup ./configure
+ /usr/bin/sed -r --in-place=.backup 's/^char \(\*f\) \(\);/__attribute__ ((used)) char (*f) ();/g' ./configure
+ diff -u ./configure.backup ./configure
+ mv ./configure.backup ./configure
+ /usr/bin/sed -r --in-place=.backup 's/^char \$2 \(\);/__attribute__ ((used)) char \$2 ();/g' ./configure
+ diff -u ./configure.backup ./configure
--- ./configure.backup	2022-11-05 13:35:28.251387372 +0000
+++ ./configure	2022-11-05 13:35:28.995389963 +0000
@@ -1737,7 +1737,7 @@
 #ifdef __cplusplus
 extern "C"
 #endif
-char $2 ();
+__attribute__ ((used)) char $2 ();
 /* The GNU C library defines this for functions which it implements
     to always fail with ENOSYS.  Some functions are actually named
     something starting with __ and the normal name is an alias.  */
+ /usr/bin/sed --in-place=.backup '1{$!N;$!N};$!N;s/int x = 1;\nint y = 0;\nint z;\nint nan;/volatile int x = 1; volatile int y = 0; volatile int z, nan;/;P;D' ./configure
+ diff -u ./configure.backup ./configure
+ mv ./configure.backup ./configure
+ /usr/bin/sed --in-place=.backup 's#^lt_cv_sys_global_symbol_to_cdecl=.*#lt_cv_sys_global_symbol_to_cdecl="sed -n -e '\''s/^T .* \\(.*\\)$/extern int \\1();/p'\'' -e '\''s/^$symcode* .* \\(.*\\)$/extern char \\1;/p'\''"#' ./configure
+ diff -u ./configure.backup ./configure
--- ./configure.backup	2022-11-05 13:35:28.995389963 +0000
+++ ./configure	2022-11-05 13:35:29.013390026 +0000
@@ -7488,7 +7488,7 @@
 # Transform an extracted symbol line into a proper C declaration.
 # Some systems (esp. on ia64) link data and code symbols differently,
 # so use this general approach.
-lt_cv_sys_global_symbol_to_cdecl="$SED -n"\
+lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
 $lt_cdecl_hook\
 " -e 's/^T .* \(.*\)$/extern int \1();/p'"\
 " -e 's/^$symcode$symcode* .* \(.*\)$/extern char \1;/p'"
@@ -19994,7 +19994,7 @@
 compiler='`$ECHO "$compiler" | $SED "$delay_single_quote_subst"`'
 GCC='`$ECHO "$GCC" | $SED "$delay_single_quote_subst"`'
 lt_cv_sys_global_symbol_pipe='`$ECHO "$lt_cv_sys_global_symbol_pipe" | $SED "$delay_single_quote_subst"`'
-lt_cv_sys_global_symbol_to_cdecl='`$ECHO "$lt_cv_sys_global_symbol_to_cdecl" | $SED "$delay_single_quote_subst"`'
+lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
 lt_cv_sys_global_symbol_to_import='`$ECHO "$lt_cv_sys_global_symbol_to_import" | $SED "$delay_single_quote_subst"`'
 lt_cv_sys_global_symbol_to_c_name_address='`$ECHO "$lt_cv_sys_global_symbol_to_c_name_address" | $SED "$delay_single_quote_subst"`'
 lt_cv_sys_global_symbol_to_c_name_address_lib_prefix='`$ECHO "$lt_cv_sys_global_symbol_to_c_name_address_lib_prefix" | $SED "$delay_single_quote_subst"`'
+ '[' 1 = 1 ']'
+++ dirname ./configure
++ find . -name config.guess -o -name config.sub
+ for i in $(find $(dirname ./configure) -name config.guess -o -name config.sub)
++ basename ./config.sub
+ '[' -f /usr/lib/rpm/redhat/config.sub ']'
+ /usr/bin/rm -f ./config.sub
++ basename ./config.sub
+ /usr/bin/cp -fv /usr/lib/rpm/redhat/config.sub ./config.sub
'/usr/lib/rpm/redhat/config.sub' -> './config.sub'
+ for i in $(find $(dirname ./configure) -name config.guess -o -name config.sub)
++ basename ./config.guess
+ '[' -f /usr/lib/rpm/redhat/config.guess ']'
+ /usr/bin/rm -f ./config.guess
++ basename ./config.guess
+ /usr/bin/cp -fv /usr/lib/rpm/redhat/config.guess ./config.guess
'/usr/lib/rpm/redhat/config.guess' -> './config.guess'
+ '[' 1 = 1 ']'
+ '[' x '!=' 'x-Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld' ']'
++ find . -name ltmain.sh
+ for i in $(find . -name ltmain.sh)
+ /usr/bin/sed -i.backup -e 's~compiler_flags=$~compiler_flags="-Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld"~' ./ltmain.sh
++ grep -q runstatedir=DIR ./configure
++ echo --runstatedir=/run
+ ./configure --build=x86_64-redhat-linux-gnu --host=x86_64-redhat-linux-gnu --program-prefix= --disable-dependency-tracking --prefix=/usr --exec-prefix=/usr --bindir=/usr/bin --sbindir=/usr/sbin --sysconfdir=/etc --datadir=/usr/share --includedir=/usr/include --libdir=/usr/lib64 --libexecdir=/usr/libexec --localstatedir=/var --runstatedir=/run --sharedstatedir=/var/lib --mandir=/usr/share/man --infodir=/usr/share/info --disable-static
checking for x86_64-redhat-linux-gnu-gcc... gcc
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether the compiler supports GNU C... yes
checking whether gcc accepts -g... yes
checking for gcc option to enable C11 features... none needed
checking whether gcc understands -c and -o together... yes
checking for stdio.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for strings.h... yes
checking for sys/stat.h... yes
checking for sys/types.h... yes
checking for unistd.h... yes
checking for wchar.h... yes
checking for minix/config.h... no
checking whether it is safe to define __EXTENSIONS__... yes
checking whether _XOPEN_SOURCE should be defined... no
checking for special C compiler options needed for large files... no
checking for _FILE_OFFSET_BITS value needed for large files... no
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for a race-free mkdir -p... /usr/bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether make supports the include directive... yes (GNU style)
checking whether make supports nested variables... yes
checking dependency style of gcc... none
checking build system type... x86_64-redhat-linux-gnu
checking host system type... x86_64-redhat-linux-gnu
checking how to print strings... printf
checking for a sed that does not truncate output... /usr/bin/sed
checking for grep that handles long lines and -e... /usr/bin/grep
checking for egrep... /usr/bin/grep -E
checking for fgrep... /usr/bin/grep -F
checking for ld used by gcc... /usr/bin/ld
checking if the linker (/usr/bin/ld) is GNU ld... yes
checking for BSD- or MS-compatible name lister (nm)... /usr/bin/nm -B
checking the name lister (/usr/bin/nm -B) interface... BSD nm
checking whether ln -s works... yes
checking the maximum length of command line arguments... 1572864
checking how to convert x86_64-redhat-linux-gnu file names to x86_64-redhat-linux-gnu format... func_convert_file_noop
checking how to convert x86_64-redhat-linux-gnu file names to toolchain format... func_convert_file_noop
checking for /usr/bin/ld option to reload object files... -r
checking for x86_64-redhat-linux-gnu-file... no
checking for file... file
checking for x86_64-redhat-linux-gnu-objdump... no
checking for objdump... objdump
checking how to recognize dependent libraries... pass_all
checking for x86_64-redhat-linux-gnu-dlltool... no
checking for dlltool... no
checking how to associate runtime and link libraries... printf %s\n
checking for x86_64-redhat-linux-gnu-ar... no
checking for ar... ar
checking for archiver @FILE support... @
checking for x86_64-redhat-linux-gnu-strip... no
checking for strip... strip
checking for x86_64-redhat-linux-gnu-ranlib... no
checking for ranlib... ranlib
checking command to parse /usr/bin/nm -B output from gcc object... ./configure: line 7494:  -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^[ABCDGIRSTW][ABCDGIRSTW]* .* \(.*\)$/extern char \1;/p': No such file or directory
ok
checking for sysroot... no
checking for a working dd... /usr/bin/dd
checking how to truncate binary pipes... /usr/bin/dd bs=4096 count=1
checking for x86_64-redhat-linux-gnu-mt... no
checking for mt... no
checking if : is a manifest tool... no
checking for dlfcn.h... yes
checking for objdir... .libs
checking if gcc supports -fno-rtti -fno-exceptions... no
checking for gcc option to produce PIC... -fPIC -DPIC
checking if gcc PIC flag -fPIC -DPIC works... yes
checking if gcc static flag -static works... no
checking if gcc supports -c -o file.o... yes
checking if gcc supports -c -o file.o... (cached) yes
checking whether the gcc linker (/usr/bin/ld -m elf_x86_64) supports shared libraries... yes
checking whether -lc should be explicitly linked in... no
checking dynamic linker characteristics... GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
checking whether stripping libraries is possible... yes
checking if libtool supports shared libraries... yes
checking whether to build shared libraries... yes
checking whether to build static libraries... no
checking for a sed that does not truncate output... (cached) /usr/bin/sed
checking for x86_64-redhat-linux-gnu-gcc... (cached) gcc
checking whether the compiler supports GNU C... (cached) yes
checking whether gcc accepts -g... (cached) yes
checking for gcc option to enable C11 features... (cached) none needed
checking whether gcc understands -c and -o together... (cached) yes
checking how to run the C preprocessor... gcc -E
checking whether gcc is Clang... no
checking whether pthreads work with "-pthread" and "-lpthread"... yes
checking for joinable pthread attribute... PTHREAD_CREATE_JOINABLE
checking whether more special flags are required for pthreads... no
checking for PTHREAD_PRIO_INHERIT... yes
checking whether the compiler supports GNU C++... yes
checking whether g++ accepts -g... yes
checking for g++ option to enable C++11 features... none needed
checking dependency style of g++... none
checking how to run the C++ preprocessor... g++ -E
checking for ld used by g++... /usr/bin/ld -m elf_x86_64
checking if the linker (/usr/bin/ld -m elf_x86_64) is GNU ld... yes
checking whether the g++ linker (/usr/bin/ld -m elf_x86_64) supports shared libraries... yes
checking for g++ option to produce PIC... -fPIC -DPIC
checking if g++ PIC flag -fPIC -DPIC works... yes
checking if g++ static flag -static works... no
checking if g++ supports -c -o file.o... yes
checking if g++ supports -c -o file.o... (cached) yes
checking whether the g++ linker (/usr/bin/ld -m elf_x86_64) supports shared libraries... yes
checking dynamic linker characteristics... (cached) GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
checking for x86_64-redhat-linux-gnu-pkg-config... /usr/bin/x86_64-redhat-linux-gnu-pkg-config
checking pkg-config is at least version 0.9.0... yes
checking for LIBURING... yes
checking that generated files are newer than configure... done
configure: creating ./config.status
config.status: creating Makefile
config.status: creating include/Makefile
config.status: creating lib/Makefile
config.status: creating tests/Makefile
config.status: creating ublksrv.pc
config.status: creating config.h
config.status: executing depfiles commands
config.status: executing libtool commands
+ make V=1 -j2
make  all-recursive
make[1]: Entering directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262'
Making all in include
make[2]: Entering directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/include'
make[2]: Nothing to be done for 'all'.
make[2]: Leaving directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/include'
Making all in lib
make[2]: Entering directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/lib'
/bin/sh ../libtool  --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I..  -I../include    -pthread -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c -o libublksrv_la-ublksrv_cmd.lo `test -f 'ublksrv_cmd.c' || echo './'`ublksrv_cmd.c
/bin/sh ../libtool  --tag=CXX   --mode=compile g++ -DHAVE_CONFIG_H -I. -I..  -I../include   -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c -o libublksrv_la-ublksrv_json.lo `test -f 'ublksrv_json.cpp' || echo './'`ublksrv_json.cpp
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I.. -I../include -pthread -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c ublksrv_cmd.c  -fPIC -DPIC -o .libs/libublksrv_la-ublksrv_cmd.o
libtool: compile:  g++ -DHAVE_CONFIG_H -I. -I.. -I../include -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c ublksrv_json.cpp  -fPIC -DPIC -o .libs/libublksrv_la-ublksrv_json.o
/bin/sh ../libtool  --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I..  -I../include    -pthread -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c -o libublksrv_la-ublksrv.lo `test -f 'ublksrv.c' || echo './'`ublksrv.c
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I.. -I../include -pthread -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c ublksrv.c  -fPIC -DPIC -o .libs/libublksrv_la-ublksrv.o
ublksrv.c: In function 'ublksrv_for_each_tgt_type':
ublksrv.c:128:21: warning: unused variable 'len' [-Wunused-variable]
  128 |                 int len;
      |                     ^~~
ublksrv.c: In function 'ublksrv_dev_init_io_cmds':
ublksrv.c:395:30: warning: unused variable 'sqe' [-Wunused-variable]
  395 |         struct io_uring_sqe *sqe;
      |                              ^~~
ublksrv.c: In function 'ublksrv_setup_eventfd':
ublksrv.c:496:36: warning: format '%s' expects argument of type 'char *', but argument 3 has type '__u32' {aka 'unsigned int'} [-Wformat=]
  496 |                 syslog(LOG_INFO, "%s ublk dev %d queue %d zero tgt queue depth",
      |                                   ~^
      |                                    |
      |                                    char *
      |                                   %d
  497 |                         info->dev_id, q->q_id);
      |                         ~~~~~~~~~~~~
      |                             |
      |                             __u32 {aka unsigned int}
ublksrv.c:496:57: warning: format '%d' expects a matching 'int' argument [-Wformat=]
  496 |                 syslog(LOG_INFO, "%s ublk dev %d queue %d zero tgt queue depth",
      |                                                        ~^
      |                                                         |
      |                                                         int
ublksrv.c:502:36: warning: format '%s' expects argument of type 'char *', but argument 3 has type '__u32' {aka 'unsigned int'} [-Wformat=]
  502 |                 syslog(LOG_INFO, "%s ublk dev %d/%d not define ->handle_event",
      |                                   ~^
      |                                    |
      |                                    char *
      |                                   %d
  503 |                         info->dev_id, q->q_id);
      |                         ~~~~~~~~~~~~
      |                             |
      |                             __u32 {aka unsigned int}
ublksrv.c:502:51: warning: format '%d' expects a matching 'int' argument [-Wformat=]
  502 |                 syslog(LOG_INFO, "%s ublk dev %d/%d not define ->handle_event",
      |                                                  ~^
      |                                                   |
      |                                                   int
ublksrv.c: In function 'ublksrv_dev_deinit':
ublksrv.c:697:13: warning: unused variable 'i' [-Wunused-variable]
  697 |         int i;
      |             ^
ublksrv.c:696:13: warning: unused variable 'dev_id' [-Wunused-variable]
  696 |         int dev_id = dev->ctrl_dev->dev_info.dev_id;
      |             ^~~~~~
ublksrv.c: In function 'ublksrv_dev_init':
ublksrv.c:720:13: warning: unused variable 'i' [-Wunused-variable]
  720 |         int i;
      |             ^
ublksrv.c:717:13: warning: unused variable 'queue_size' [-Wunused-variable]
  717 |         int queue_size;
      |             ^~~~~~~~~~
ublksrv.c:715:13: warning: unused variable 'nr_queues' [-Wunused-variable]
  715 |         int nr_queues = ctrl_dev->dev_info.nr_hw_queues;
      |             ^~~~~~~~~
ublksrv.c: In function 'ublksrv_handle_tgt_cqe':
ublksrv.c:772:18: warning: unused variable 'tag' [-Wunused-variable]
  772 |         unsigned tag = user_data_to_tag(cqe->user_data);
      |                  ^~~
ublksrv.c: At top level:
ublksrv.c:46:14: warning: 'ublksrv_io_handler_fn' declared 'static' but never defined [-Wunused-function]
   46 | static void *ublksrv_io_handler_fn(void *data);
      |              ^~~~~~~~~~~~~~~~~~~~~
ublksrv.c: In function 'ublksrv_submit_aio_batch':
ublksrv.c:908:17: warning: ignoring return value of 'write' declared with attribute 'warn_unused_result' [-Wunused-result]
  908 |                 write(ctx->efd, &data, 8);
      |                 ^~~~~~~~~~~~~~~~~~~~~~~~~
ublksrv.c: In function 'ublksrv_kill_eventfd':
ublksrv.c:482:17: warning: ignoring return value of 'write' declared with attribute 'warn_unused_result' [-Wunused-result]
  482 |                 write(q->efd, &data, 8);
      |                 ^~~~~~~~~~~~~~~~~~~~~~~
ublksrv.c: In function 'ublksrv_apply_oom_protection':
ublksrv.c:980:17: warning: ignoring return value of 'write' declared with attribute 'warn_unused_result' [-Wunused-result]
  980 |                 write(fd, val, len);
      |                 ^~~~~~~~~~~~~~~~~~~
In file included from ublksrv.c:5:
In function 'ublksrv_set_sqe_cmd_op',
    inlined from 'ublksrv_queue_io_cmd' at ublksrv.c:206:2,
    inlined from 'ublksrv_submit_fetch_commands' at ublksrv.c:321:3,
    inlined from 'ublksrv_queue_init' at ublksrv.c:646:2:
../include/ublksrv_priv.h:80:17: warning: 'cmd_op' may be used uninitialized [-Wmaybe-uninitialized]
   80 |         addr[0] = cmd_op;
      |         ~~~~~~~~^~~~~~~~
ublksrv.c: In function 'ublksrv_queue_init':
ublksrv.c:173:22: note: 'cmd_op' was declared here
  173 |         unsigned int cmd_op;
      |                      ^~~~~~
/bin/sh ../libtool  --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I..  -I../include    -pthread -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c -o libublksrv_la-utils.lo `test -f 'utils.c' || echo './'`utils.c
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I.. -I../include -pthread -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c utils.c  -fPIC -DPIC -o .libs/libublksrv_la-utils.o
/bin/sh ../libtool  --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I..  -I../include    -pthread -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c -o libublksrv_la-ublksrv_aio.lo `test -f 'ublksrv_aio.c' || echo './'`ublksrv_aio.c
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I.. -I../include -pthread -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c ublksrv_aio.c  -fPIC -DPIC -o .libs/libublksrv_la-ublksrv_aio.o
ublksrv_aio.c: In function 'ublksrv_aio_submit_worker':
ublksrv_aio.c:30:16: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   30 |         while (req = aio_list_pop(&sl)) {
      |                ^~~
ublksrv_aio.c: In function 'ublksrv_aio_complete_worker':
ublksrv_aio.c:99:24: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   99 |                 while (req = aio_list_pop(completed)) {
      |                        ^~~
ublksrv_aio.c:94:42: warning: unused variable 'compl' [-Wunused-variable]
   94 |                 struct ublksrv_aio_list *compl;
      |                                          ^~~~~
ublksrv_aio.c: In function 'ublksrv_aio_ctx_init':
ublksrv_aio.c:120:13: warning: unused variable 'ret' [-Wunused-variable]
  120 |         int ret, i;
      |             ^~~
ublksrv_aio.c: In function 'ublksrv_aio_handle_event':
ublksrv_aio.c:231:16: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
  231 |         while (req = aio_list_pop(&al)) {
      |                ^~~
ublksrv_aio.c: In function 'ublksrv_aio_submit_worker':
ublksrv_aio.c:47:9: warning: ignoring return value of 'read' declared with attribute 'warn_unused_result' [-Wunused-result]
   47 |         read(ctx->efd, &data, 8);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~
ublksrv_aio.c: In function 'ublksrv_aio_ctx_shutdown':
ublksrv_aio.c:153:9: warning: ignoring return value of 'write' declared with attribute 'warn_unused_result' [-Wunused-result]
  153 |         write(ctx->efd, &data, 8);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~
ublksrv_aio.c: In function 'ublksrv_aio_submit_req':
ublksrv_aio.c:204:17: warning: ignoring return value of 'write' declared with attribute 'warn_unused_result' [-Wunused-result]
  204 |                 write(ctx->efd, &data, 8);
      |                 ^~~~~~~~~~~~~~~~~~~~~~~~~
ublksrv_json.cpp: In function 'int ublksrv_json_write_params(const ublk_params*, char*, int)':
ublksrv_json.cpp:108:13: warning: unused variable 'j_len' [-Wunused-variable]
  108 |         int j_len;
      |             ^~~~~
ublksrv_json.cpp: In function 'int ublksrv_json_read_params(ublk_params*, const char*)':
ublksrv_json.cpp:122:13: warning: unused variable 'j_len' [-Wunused-variable]
  122 |         int j_len;
      |             ^~~~~
ublksrv_json.cpp: In function 'int ublksrv_json_dump_params(const char*)':
ublksrv_json.cpp:138:13: warning: unused variable 'j_len' [-Wunused-variable]
  138 |         int j_len;
      |             ^~~~~
ublksrv_json.cpp: In function 'int ublksrv_json_write_target_str_info(char*, int, const char*, const char*)':
ublksrv_json.cpp:155:13: warning: unused variable 'j_len' [-Wunused-variable]
  155 |         int j_len;
      |             ^~~~~
ublksrv_json.cpp: In function 'int ublksrv_json_write_target_long_info(char*, int, const char*, long int)':
ublksrv_json.cpp:169:13: warning: unused variable 'j_len' [-Wunused-variable]
  169 |         int j_len;
      |             ^~~~~
ublksrv_json.cpp: In function 'int ublksrv_json_write_target_ulong_info(char*, int, const char*, long unsigned int)':
ublksrv_json.cpp:183:13: warning: unused variable 'j_len' [-Wunused-variable]
  183 |         int j_len;
      |             ^~~~~
ublksrv_json.cpp: In function 'int ublksrv_json_write_target_base_info(char*, int, const ublksrv_tgt_base_json*)':
ublksrv_json.cpp:197:13: warning: unused variable 'j_len' [-Wunused-variable]
  197 |         int j_len;
      |             ^~~~~
ublksrv_json.cpp: In function 'int ublksrv_json_read_target_base_info(const char*, ublksrv_tgt_base_json*)':
ublksrv_json.cpp:213:13: warning: unused variable 'j_len' [-Wunused-variable]
  213 |         int j_len;
      |             ^~~~~
ublksrv_json.cpp: In function 'int ublksrv_json_write_queue_info(const ublksrv_ctrl_dev*, char*, int, int, int)':
ublksrv_json.cpp:255:13: warning: unused variable 'j_len' [-Wunused-variable]
  255 |         int j_len;
      |             ^~~~~
ublksrv_json.cpp: In function 'int ublksrv_json_read_queue_info(const char*, int, unsigned int*, char*, int)':
ublksrv_json.cpp:288:26: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
  288 |         if (str.length() < len) {
      |             ~~~~~~~~~~~~~^~~~~
In file included from ublksrv_json.cpp:6:
In member function 'nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > >::value<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, ublk_param_discard&, 0>(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, ublk_param_discard&) conststd::decay<ublk_param_discard&>::type',
    inlined from 'nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > >::value<ublk_param_discard&, 0>(char const*, ublk_param_discard&) conststd::decay<ublk_param_discard&>::type' at ../include/nlohmann/json.hpp:21078:21,
    inlined from 'from_json(nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > > const&, ublk_params&)' at ublksrv_json.cpp:100:1:
../include/nlohmann/json.hpp:21056:57: warning: 'MEM[(const struct ublk_param_discard &)&nlohmann_json_default_obj + 40].discard_alignment' may be used uninitialized [-Wmaybe-uninitialized]
21056 |             return std::forward<ValueType>(default_value);
      |                                                         ^
ublksrv_json.cpp: In function 'from_json(nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > > const&, ublk_params&)':
../include/nlohmann/json.hpp:2664:96: note: 'nlohmann_json_default_obj' declared here
 2664 |     inline void from_json(const nlohmann::json& nlohmann_json_j, Type& nlohmann_json_t) { Type nlohmann_json_default_obj; NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_FROM_WITH_DEFAULT, __VA_ARGS__)) }
      |                                                                                                ^~~~~~~~~~~~~~~~~~~~~~~~~
In member function 'nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > >::value<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, ublk_param_discard&, 0>(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, ublk_param_discard&) conststd::decay<ublk_param_discard&>::type',
    inlined from 'nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > >::value<ublk_param_discard&, 0>(char const*, ublk_param_discard&) conststd::decay<ublk_param_discard&>::type' at ../include/nlohmann/json.hpp:21078:21,
    inlined from 'from_json(nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > > const&, ublk_params&)' at ublksrv_json.cpp:100:1:
../include/nlohmann/json.hpp:21056:57: warning: 'MEM[(const struct ublk_param_discard &)&nlohmann_json_default_obj + 40].discard_granularity' may be used uninitialized [-Wmaybe-uninitialized]
21056 |             return std::forward<ValueType>(default_value);
      |                                                         ^
ublksrv_json.cpp: In function 'from_json(nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > > const&, ublk_params&)':
../include/nlohmann/json.hpp:2664:96: note: 'nlohmann_json_default_obj' declared here
 2664 |     inline void from_json(const nlohmann::json& nlohmann_json_j, Type& nlohmann_json_t) { Type nlohmann_json_default_obj; NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_FROM_WITH_DEFAULT, __VA_ARGS__)) }
      |                                                                                                ^~~~~~~~~~~~~~~~~~~~~~~~~
In member function 'nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > >::value<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, ublk_param_discard&, 0>(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, ublk_param_discard&) conststd::decay<ublk_param_discard&>::type',
    inlined from 'nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > >::value<ublk_param_discard&, 0>(char const*, ublk_param_discard&) conststd::decay<ublk_param_discard&>::type' at ../include/nlohmann/json.hpp:21078:21,
    inlined from 'from_json(nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > > const&, ublk_params&)' at ublksrv_json.cpp:100:1:
../include/nlohmann/json.hpp:21056:57: warning: 'MEM[(const struct ublk_param_discard &)&nlohmann_json_default_obj + 40].max_discard_sectors' may be used uninitialized [-Wmaybe-uninitialized]
21056 |             return std::forward<ValueType>(default_value);
      |                                                         ^
ublksrv_json.cpp: In function 'from_json(nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > > const&, ublk_params&)':
../include/nlohmann/json.hpp:2664:96: note: 'nlohmann_json_default_obj' declared here
 2664 |     inline void from_json(const nlohmann::json& nlohmann_json_j, Type& nlohmann_json_t) { Type nlohmann_json_default_obj; NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_FROM_WITH_DEFAULT, __VA_ARGS__)) }
      |                                                                                                ^~~~~~~~~~~~~~~~~~~~~~~~~
In member function 'nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > >::value<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, ublk_param_discard&, 0>(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, ublk_param_discard&) conststd::decay<ublk_param_discard&>::type',
    inlined from 'nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > >::value<ublk_param_discard&, 0>(char const*, ublk_param_discard&) conststd::decay<ublk_param_discard&>::type' at ../include/nlohmann/json.hpp:21078:21,
    inlined from 'from_json(nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > > const&, ublk_params&)' at ublksrv_json.cpp:100:1:
../include/nlohmann/json.hpp:21056:57: warning: 'MEM[(const struct ublk_param_discard &)&nlohmann_json_default_obj + 40].max_write_zeroes_sectors' may be used uninitialized [-Wmaybe-uninitialized]
21056 |             return std::forward<ValueType>(default_value);
      |                                                         ^
ublksrv_json.cpp: In function 'from_json(nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > > const&, ublk_params&)':
../include/nlohmann/json.hpp:2664:96: note: 'nlohmann_json_default_obj' declared here
 2664 |     inline void from_json(const nlohmann::json& nlohmann_json_j, Type& nlohmann_json_t) { Type nlohmann_json_default_obj; NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_FROM_WITH_DEFAULT, __VA_ARGS__)) }
      |                                                                                                ^~~~~~~~~~~~~~~~~~~~~~~~~
In member function 'nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > >::value<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, ublk_param_discard&, 0>(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, ublk_param_discard&) conststd::decay<ublk_param_discard&>::type',
    inlined from 'nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > >::value<ublk_param_discard&, 0>(char const*, ublk_param_discard&) conststd::decay<ublk_param_discard&>::type' at ../include/nlohmann/json.hpp:21078:21,
    inlined from 'from_json(nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > > const&, ublk_params&)' at ublksrv_json.cpp:100:1:
../include/nlohmann/json.hpp:21056:57: warning: 'MEM[(const struct ublk_param_discard &)&nlohmann_json_default_obj + 40].max_discard_segments' may be used uninitialized [-Wmaybe-uninitialized]
21056 |             return std::forward<ValueType>(default_value);
      |                                                         ^
ublksrv_json.cpp: In function 'from_json(nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > > const&, ublk_params&)':
../include/nlohmann/json.hpp:2664:96: note: 'nlohmann_json_default_obj' declared here
 2664 |     inline void from_json(const nlohmann::json& nlohmann_json_j, Type& nlohmann_json_t) { Type nlohmann_json_default_obj; NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_FROM_WITH_DEFAULT, __VA_ARGS__)) }
      |                                                                                                ^~~~~~~~~~~~~~~~~~~~~~~~~
In member function 'nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > >::value<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, ublk_param_discard&, 0>(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, ublk_param_discard&) conststd::decay<ublk_param_discard&>::type',
    inlined from 'nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > >::value<ublk_param_discard&, 0>(char const*, ublk_param_discard&) conststd::decay<ublk_param_discard&>::type' at ../include/nlohmann/json.hpp:21078:21,
    inlined from 'from_json(nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > > const&, ublk_params&)' at ublksrv_json.cpp:100:1:
../include/nlohmann/json.hpp:21056:57: warning: 'MEM[(const struct ublk_param_discard &)&nlohmann_json_default_obj + 40].reserved0' may be used uninitialized [-Wmaybe-uninitialized]
21056 |             return std::forward<ValueType>(default_value);
      |                                                         ^
ublksrv_json.cpp: In function 'from_json(nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > > const&, ublk_params&)':
../include/nlohmann/json.hpp:2664:96: note: 'nlohmann_json_default_obj' declared here
 2664 |     inline void from_json(const nlohmann::json& nlohmann_json_j, Type& nlohmann_json_t) { Type nlohmann_json_default_obj; NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_FROM_WITH_DEFAULT, __VA_ARGS__)) }
      |                                                                                                ^~~~~~~~~~~~~~~~~~~~~~~~~
In member function 'nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > >::value<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, int&, 0>(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, int&) conststd::decay<int&>::type',
    inlined from 'nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > >::value<int&, 0>(char const*, int&) conststd::decay<int&>::type' at ../include/nlohmann/json.hpp:21078:21,
    inlined from 'from_json(nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > > const&, ublksrv_ctrl_dev_info&)' at ublksrv_json.cpp:33:1:
../include/nlohmann/json.hpp:21056:57: warning: 'nlohmann_json_default_obj' may be used uninitialized [-Wmaybe-uninitialized]
21056 |             return std::forward<ValueType>(default_value);
      |                                                         ^
ublksrv_json.cpp: In function 'from_json(nlohmann::basic_json<std::map, std::vector, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, bool, long, unsigned long, double, std::allocator, nlohmann::adl_serializer, std::vector<unsigned char, std::allocator<unsigned char> > > const&, ublksrv_ctrl_dev_info&)':
../include/nlohmann/json.hpp:2664:96: note: 'nlohmann_json_default_obj' declared here
 2664 |     inline void from_json(const nlohmann::json& nlohmann_json_j, Type& nlohmann_json_t) { Type nlohmann_json_default_obj; NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_FROM_WITH_DEFAULT, __VA_ARGS__)) }
      |                                                                                                ^~~~~~~~~~~~~~~~~~~~~~~~~
/bin/sh ../libtool  --tag=CXX   --mode=link g++  -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -version-info 0:0:0 -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 -o libublksrv.la -rpath /usr/lib64 libublksrv_la-ublksrv_cmd.lo libublksrv_la-ublksrv_json.lo libublksrv_la-ublksrv.lo libublksrv_la-utils.lo libublksrv_la-ublksrv_aio.lo -luring  -lpthread 
libtool: link: g++  -fPIC -DPIC -shared -nostdlib /usr/lib/gcc/x86_64-redhat-linux/12/../../../../lib64/crti.o /usr/lib/gcc/x86_64-redhat-linux/12/crtbeginS.o  .libs/libublksrv_la-ublksrv_cmd.o .libs/libublksrv_la-ublksrv_json.o .libs/libublksrv_la-ublksrv.o .libs/libublksrv_la-utils.o .libs/libublksrv_la-ublksrv_aio.o   -luring -lpthread -L/usr/lib/gcc/x86_64-redhat-linux/12 -L/usr/lib/gcc/x86_64-redhat-linux/12/../../../../lib64 -L/lib/../lib64 -L/usr/lib/../lib64 -L/usr/lib/gcc/x86_64-redhat-linux/12/../../.. -lstdc++ -lm -lgcc_s -lc -lgcc_s /usr/lib/gcc/x86_64-redhat-linux/12/crtendS.o /usr/lib/gcc/x86_64-redhat-linux/12/../../../../lib64/crtn.o -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -O2 -flto=auto -g -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -m64 -mtune=generic -Wl,-z -Wl,relro -Wl,--as-needed -Wl,-z -Wl,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   -Wl,-soname -Wl,libublksrv.so.0 -o .libs/libublksrv.so.0.0.0
libtool: link: (cd ".libs" && rm -f "libublksrv.so.0" && ln -s "libublksrv.so.0.0.0" "libublksrv.so.0")
libtool: link: (cd ".libs" && rm -f "libublksrv.so" && ln -s "libublksrv.so.0.0.0" "libublksrv.so")
libtool: link: ( cd ".libs" && rm -f "libublksrv.la" && ln -s "../libublksrv.la" "libublksrv.la" )
make[2]: Leaving directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/lib'
Making all in tests
make[2]: Entering directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/tests'
make[2]: Nothing to be done for 'all'.
make[2]: Leaving directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/tests'
make[2]: Entering directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262'
gcc -DHAVE_CONFIG_H -I.  -I./include    -pthread -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c -o demo_null-demo_null.o `test -f 'demo_null.c' || echo './'`demo_null.c
gcc -DHAVE_CONFIG_H -I.  -I./include    -pthread -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c -o demo_event-demo_event.o `test -f 'demo_event.c' || echo './'`demo_event.c
demo_event.c: In function 'sync_io_submitter':
demo_event.c:142:1: warning: label 'exit' defined but not used [-Wunused-label]
  142 | exit:
      | ^~~~
demo_event.c: In function 'demo_event_real_io_handler_fn':
demo_event.c:267:13: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
  267 |         int ret;
      |             ^~~
demo_event.c: In function 'demo_event_io_handler_fn':
demo_event.c:310:28: warning: unused variable 'ev_data' [-Wunused-variable]
  310 |         unsigned long long ev_data = 1;
      |                            ^~~~~~~
demo_event.c: In function 'demo_event_io_handler':
demo_event.c:397:21: warning: unused variable 'j' [-Wunused-variable]
  397 |                 int j;
      |                     ^
demo_event.c:418:21: warning: unused variable 'j' [-Wunused-variable]
  418 |                 int j;
      |                     ^
demo_event.c:369:14: warning: unused variable 'buf' [-Wunused-variable]
  369 |         char buf[32];
      |              ^~~
demo_event.c: In function 'ublksrv_start_daemon':
demo_event.c:436:13: warning: unused variable 'ret' [-Wunused-variable]
  436 |         int ret;
      |             ^~~
demo_event.c:435:22: warning: unused variable 'daemon_pid' [-Wunused-variable]
  435 |         int cnt = 0, daemon_pid;
      |                      ^~~~~~~~~~
demo_event.c:435:13: warning: unused variable 'cnt' [-Wunused-variable]
  435 |         int cnt = 0, daemon_pid;
      |             ^~~
demo_event.c: In function 'main':
demo_event.c:533:15: warning: unused variable 'file' [-Wunused-variable]
  533 |         char *file = NULL;
      |               ^~~~
demo_event.c:531:15: warning: unused variable 'type' [-Wunused-variable]
  531 |         char *type = NULL;
      |               ^~~~
demo_null.c: In function 'demo_null_io_handler':
demo_null.c:100:14: warning: unused variable 'buf' [-Wunused-variable]
  100 |         char buf[32];
      |              ^~~
demo_null.c:98:13: warning: unused variable 'dev_id' [-Wunused-variable]
   98 |         int dev_id = ctrl_dev->dev_info.dev_id;
      |             ^~~~~~
demo_null.c: In function 'ublksrv_start_daemon':
demo_null.c:144:22: warning: unused variable 'daemon_pid' [-Wunused-variable]
  144 |         int cnt = 0, daemon_pid;
      |                      ^~~~~~~~~~
demo_null.c:144:13: warning: unused variable 'cnt' [-Wunused-variable]
  144 |         int cnt = 0, daemon_pid;
      |             ^~~
demo_null.c: In function 'main':
demo_null.c:221:15: warning: unused variable 'type' [-Wunused-variable]
  221 |         char *type = NULL;
      |               ^~~~
g++ -DHAVE_CONFIG_H -I.  -I./include  -fcoroutines -std=c++20 -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c -o ublk-ublksrv_tgt.o `test -f 'ublksrv_tgt.cpp' || echo './'`ublksrv_tgt.cpp
g++ -DHAVE_CONFIG_H -I.  -I./include  -fcoroutines -std=c++20 -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c -o ublk-tgt_null.o `test -f 'tgt_null.cpp' || echo './'`tgt_null.cpp
ublksrv_tgt.cpp: In function 'char* mprintf(const char*, ...)':
ublksrv_tgt.cpp:24:13: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
   24 |         int ret;
      |             ^~~
ublksrv_tgt.cpp: In function 'void ublksrv_drain_fetch_commands(ublksrv_dev*, ublksrv_queue_info*)':
ublksrv_tgt.cpp:250:23: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare]
  250 |         for (i = 0; i < nr_queues; i++)
      |                     ~~^~~~~~~~~~~
ublksrv_tgt.cpp: In function 'void ublksrv_io_handler(void*)':
ublksrv_tgt.cpp:259:13: warning: unused variable 'ret' [-Wunused-variable]
  259 |         int ret, i;
      |             ^~~
ublksrv_tgt.cpp:297:1: warning: label 'out_dev_deinit' defined but not used [-Wunused-label]
  297 | out_dev_deinit:
      | ^~~~~~~~~~~~~~
ublksrv_tgt.cpp: In function 'int ublksrv_start_daemon(ublksrv_ctrl_dev*)':
ublksrv_tgt.cpp:394:13: warning: unused variable 'ret' [-Wunused-variable]
  394 |         int ret;
      |             ^~~
ublksrv_tgt.cpp: In function 'int cmd_dev_add(int, char**)':
ublksrv_tgt.cpp:473:15: warning: unused variable 'type' [-Wunused-variable]
  473 |         char *type = NULL;
      |               ^~~~
ublksrv_tgt.cpp:474:23: warning: unused variable 'zcopy' [-Wunused-variable]
  474 |         int opt, ret, zcopy = 0;
      |                       ^~~~~
ublksrv_tgt.cpp:475:13: warning: unused variable 'daemon_pid' [-Wunused-variable]
  475 |         int daemon_pid;
      |             ^~~~~~~~~~
ublksrv_tgt.cpp: In function 'int cmd_dev_del(int, char**)':
ublksrv_tgt.cpp:664:34: warning: unused variable 'dev' [-Wunused-variable]
  664 |         struct ublksrv_ctrl_dev *dev;
      |                                  ^~~
ublksrv_tgt.cpp: In function 'int cmd_list_dev_info(int, char**)':
ublksrv_tgt.cpp:728:34: warning: unused variable 'dev' [-Wunused-variable]
  728 |         struct ublksrv_ctrl_dev *dev;
      |                                  ^~~
ublksrv_tgt.cpp: In function 'int start_daemon(void (*)(void*), void*)':
ublksrv_tgt.cpp:56:15: warning: ignoring return value of 'char* getcwd(char*, size_t)' declared with attribute 'warn_unused_result' [-Wunused-result]
   56 |         getcwd(path, PATH_MAX);
      |         ~~~~~~^~~~~~~~~~~~~~~~
ublksrv_tgt.cpp:64:14: warning: ignoring return value of 'int chdir(const char*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   64 |         chdir(path);
      |         ~~~~~^~~~~~
g++ -DHAVE_CONFIG_H -I.  -I./include  -fcoroutines -std=c++20 -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c -o ublk-tgt_loop.o `test -f 'tgt_loop.cpp' || echo './'`tgt_loop.cpp
ublksrv_tgt.cpp: In function 'main':
ublksrv_tgt.cpp:766:16: warning: 'strncpy' specified bound 256 equals destination size [-Wstringop-truncation]
  766 |         strncpy(exe, full_cmd, 256);
      |                ^
In function 'cmd_list_dev_info(int, char**)',
    inlined from 'main' at ublksrv_tgt.cpp:777:26:
ublksrv_tgt.cpp:751:16: warning: 'ret' may be used uninitialized [-Wmaybe-uninitialized]
  751 |         return ret;
      |                ^~~
ublksrv_tgt.cpp: In function 'main':
ublksrv_tgt.cpp:730:18: note: 'ret' was declared here
  730 |         int opt, ret, i;
      |                  ^~~
g++ -DHAVE_CONFIG_H -I.  -I./include  -fcoroutines -std=c++20 -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c -o ublk-tgt_qcow2.o `test -f 'qcow2/tgt_qcow2.cpp' || echo './'`qcow2/tgt_qcow2.cpp
tgt_loop.cpp:10:20: warning: 'const char* loop_tgt_backfile(ublksrv_tgt_info*)' defined but not used [-Wunused-function]
   10 | static const char *loop_tgt_backfile(struct ublksrv_tgt_info *tgt)
      |                    ^~~~~~~~~~~~~~~~~
g++ -DHAVE_CONFIG_H -I.  -I./include  -fcoroutines -std=c++20 -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c -o ublk-qcow2.o `test -f 'qcow2/qcow2.cpp' || echo './'`qcow2/qcow2.cpp
In file included from qcow2/qcow2.h:16,
                 from qcow2/tgt_qcow2.cpp:4:
qcow2/qcow2_meta.h: In member function 'virtual void Qcow2HeaderExtEncHeader::dump() const':
qcow2/qcow2_meta.h:246:67: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 6 has type 'long unsigned int' [-Wformat=]
  246 |                 syslog(LOG_INFO,"%s: type %x len %d enc(offset %llx sz %lu)\n",
      |                                                                ~~~^
      |                                                                   |
      |                                                                   long long unsigned int
      |                                                                %lx
  247 |                                 typeid(*this).name(), type, len,
  248 |                                 enc_offset, enc_len);
      |                                 ~~~~~~~~~~                         
      |                                 |
      |                                 long unsigned int
qcow2/qcow2_meta.h: In member function 'uint32_t Qcow2TopTable::dirty_blks()':
qcow2/qcow2_meta.h:433:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  433 |                 for (int i = 0; i < dirty.size(); i++)
      |                                 ~~^~~~~~~~~~~~~~
qcow2/qcow2_meta.h: In member function 'int Qcow2TopTable::get_1st_dirty_blk()':
qcow2/qcow2_meta.h:444:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  444 |                 for (int i = 0; i < dirty.size(); i++)
      |                                 ~~^~~~~~~~~~~~~~
qcow2/qcow2.h: In member function 'bool Qcow2ClusterMapping::__entry_is_allocating(uint64_t)':
qcow2/qcow2.h:215:30: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare]
  215 |                 return state != -1;
      |                        ~~~~~~^~~~~
In file included from qcow2/qcow2_meta.h:5:
qcow2/qcow2.h: In member function 'uint32_t Qcow2ClusterMapping::entry_get_alloc_owner(uint64_t, bool)':
qcow2/qcow2.h:268:36: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare]
  268 |                 qcow2_assert(state != -1);
      |                              ~~~~~~^~~~~
qcow2/qcow2_common.h:9:15: note: in definition of macro 'qcow2_assert'
    9 |         if (!(x)) {     \
      |               ^
In file included from /usr/include/c++/12/cassert:44,
                 from /usr/include/c++/12/x86_64-redhat-linux/bits/stdc++.h:33,
                 from qcow2/qcow2.h:10:
qcow2/qcow2.h:268:36: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare]
  268 |                 qcow2_assert(state != -1);
      |                              ~~~~~~^~~~~
qcow2/qcow2.h:268:17: note: in expansion of macro 'qcow2_assert'
  268 |                 qcow2_assert(state != -1);
      |                 ^~~~~~~~~~~~
qcow2/tgt_qcow2.cpp: In function 'int qcow2_init_tgt(ublksrv_dev*, int, int, char**)':
qcow2/tgt_qcow2.cpp:18:28: warning: unused variable 'bytes' [-Wunused-variable]
   18 |         unsigned long long bytes;
      |                            ^~~~~
qcow2/tgt_qcow2.cpp:19:21: warning: unused variable 'st' [-Wunused-variable]
   19 |         struct stat st;
      |                     ^~
qcow2/tgt_qcow2.cpp: In function 'co_io_job __qcow2_handle_io_async(ublksrv_queue*, ublk_io*, int)':
qcow2/tgt_qcow2.cpp:370:29: warning: unused variable 'cqe_op' [-Wunused-variable]
  370 |                         u32 cqe_op;
      |                             ^~~~~~
In file included from qcow2/qcow2.h:16,
                 from qcow2/qcow2.cpp:2:
qcow2/qcow2_meta.h: In member function 'virtual void Qcow2HeaderExtEncHeader::dump() const':
qcow2/qcow2_meta.h:246:67: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 6 has type 'long unsigned int' [-Wformat=]
  246 |                 syslog(LOG_INFO,"%s: type %x len %d enc(offset %llx sz %lu)\n",
      |                                                                ~~~^
      |                                                                   |
      |                                                                   long long unsigned int
      |                                                                %lx
  247 |                                 typeid(*this).name(), type, len,
  248 |                                 enc_offset, enc_len);
      |                                 ~~~~~~~~~~                         
      |                                 |
      |                                 long unsigned int
qcow2/qcow2_meta.h: In member function 'uint32_t Qcow2TopTable::dirty_blks()':
qcow2/qcow2_meta.h:433:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  433 |                 for (int i = 0; i < dirty.size(); i++)
      |                                 ~~^~~~~~~~~~~~~~
qcow2/qcow2_meta.h: In member function 'int Qcow2TopTable::get_1st_dirty_blk()':
qcow2/qcow2_meta.h:444:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  444 |                 for (int i = 0; i < dirty.size(); i++)
      |                                 ~~^~~~~~~~~~~~~~
qcow2/qcow2.h: In member function 'bool Qcow2ClusterMapping::__entry_is_allocating(uint64_t)':
qcow2/qcow2.h:215:30: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare]
  215 |                 return state != -1;
      |                        ~~~~~~^~~~~
In file included from qcow2/qcow2_meta.h:5:
qcow2/qcow2.h: In member function 'uint32_t Qcow2ClusterMapping::entry_get_alloc_owner(uint64_t, bool)':
qcow2/qcow2.h:268:36: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare]
  268 |                 qcow2_assert(state != -1);
      |                              ~~~~~~^~~~~
qcow2/qcow2_common.h:9:15: note: in definition of macro 'qcow2_assert'
    9 |         if (!(x)) {     \
      |               ^
In file included from ./include/ublksrv.h:9,
                 from ./include/ublksrv_priv.h:8,
                 from qcow2/qcow2_common.h:5:
qcow2/qcow2.h:268:36: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare]
  268 |                 qcow2_assert(state != -1);
      |                              ~~~~~~^~~~~
qcow2/qcow2.h:268:17: note: in expansion of macro 'qcow2_assert'
  268 |                 qcow2_assert(state != -1);
      |                 ^~~~~~~~~~~~
qcow2/qcow2.h: In constructor 'Qcow2State::Qcow2State(const char*, const ublksrv_dev*)':
qcow2/qcow2.h:633:19: warning: 'Qcow2State::meta_io_map' will be initialized after [-Wreorder]
  633 |         MetaArray meta_io_map;
      |                   ^~~~~~~~~~~
qcow2/qcow2.h:628:29: warning:   'Qcow2ClusterMapping Qcow2State::cluster_map' [-Wreorder]
  628 |         Qcow2ClusterMapping cluster_map;
      |                             ^~~~~~~~~~~
qcow2/qcow2.cpp:16:1: warning:   when initialized here [-Wreorder]
   16 | Qcow2State:: Qcow2State(const char *path, const struct ublksrv_dev *d):
      | ^~~~~~~~~~
qcow2/qcow2.cpp: In member function 'uint32_t Qcow2State::add_meta_io(uint32_t, Qcow2MappingMeta*)':
qcow2/qcow2.cpp:109:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Qcow2MappingMeta*>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  109 |         for (i = 0; i < v.size(); i++)
      |                     ~~^~~~~~~~~~
qcow2/qcow2.cpp:112:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Qcow2MappingMeta*>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  112 |         if (i < v.size()) {
      |             ~~^~~~~~~~~~
qcow2/qcow2.cpp: In member function 'uint64_t Qcow2ClusterAllocator::allocate_cluster(const qcow2_io_ctx_t&)':
qcow2/qcow2.cpp:694:25: warning: comparison of integer expressions of different signedness: 'int32_t' {aka 'int'} and 'unsigned int' [-Wsign-compare]
  694 |         if (++slice_idx < cache.get_nr_slices())
      |             ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
qcow2/qcow2.h: In constructor 'Qcow2ClusterMapping::Qcow2ClusterMapping(Qcow2State&)':
qcow2/qcow2.h:183:31: warning: 'Qcow2ClusterMapping::cluster_bits' will be initialized after [-Wreorder]
  183 |         u32 l2_entries_order, cluster_bits;
      |                               ^~~~~~~~~~~~
qcow2/qcow2.h:183:13: warning:   'uint32_t Qcow2ClusterMapping::l2_entries_order' [-Wreorder]
  183 |         u32 l2_entries_order, cluster_bits;
      |             ^~~~~~~~~~~~~~~~
qcow2/qcow2.cpp:733:1: warning:   when initialized here [-Wreorder]
  733 | Qcow2ClusterMapping::Qcow2ClusterMapping(Qcow2State &qs): state(qs),
      | ^~~~~~~~~~~~~~~~~~~
qcow2/qcow2.cpp: In member function 'Qcow2L2Table* Qcow2ClusterMapping::create_and_add_l2(const qcow2_io_ctx_t&, uint64_t)':
qcow2/qcow2.cpp:794:24: warning: comparison of integer expressions of different signedness: 'uint64_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
  794 |         if (l2_cluster == -1) {
      |             ~~~~~~~~~~~^~~~~
qcow2/qcow2.cpp:762:13: warning: unused variable 'ret' [-Wunused-variable]
  762 |         int ret;
      |             ^~~
qcow2/qcow2.cpp: In member function 'Qcow2L2Table* Qcow2ClusterMapping::create_l2_map(const qcow2_io_ctx_t&, uint64_t, bool)':
qcow2/qcow2.cpp:860:80: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 5 has type 'uint64_t' {aka 'long unsigned int'} [-Wformat=]
  860 |                         syslog(LOG_ERR, "%s: tag %d: allocate l2 failed for %llx\n",
      |                                                                             ~~~^
      |                                                                                |
      |                                                                                long long unsigned int
      |                                                                             %lx
  861 |                                 __func__, ioc.get_tag(), offset);
      |                                                          ~~~~~~                 
      |                                                          |
      |                                                          uint64_t {aka long unsigned int}
qcow2/qcow2.cpp: In member function 'int Qcow2ClusterMapping::build_mapping(const qcow2_io_ctx_t&, uint64_t, Qcow2L2Table*, uint32_t, uint64_t*)':
qcow2/qcow2.cpp:905:26: warning: comparison of integer expressions of different signedness: 'uint64_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
  905 |         if (data_cluster == -1) {
      |             ~~~~~~~~~~~~~^~~~~
qcow2/qcow2.cpp: In member function 'uint64_t Qcow2ClusterMapping::__map_cluster(const qcow2_io_ctx_t&, Qcow2L2Table*, uint64_t, bool)':
qcow2/qcow2.cpp:936:13: warning: unused variable 'host_offset' [-Wunused-variable]
  936 |         u64 host_offset;
      |             ^~~~~~~~~~~
qcow2/qcow2.cpp: In instantiation of 'slice_cache<T>::slice_cache(uint8_t, uint8_t, uint8_t, uint32_t) [with T = Qcow2RefcountBlock; uint8_t = unsigned char; uint32_t = unsigned int]':
qcow2/qcow2.cpp:483:2:   required from here
qcow2/qcow2.h:77:38: warning: 'slice_cache<Qcow2RefcountBlock>::evicted_slices' will be initialized after [-Wreorder]
   77 |         std::unordered_map<u64, T *> evicted_slices;
      |                                      ^~~~~~~~~~~~~~
qcow2/qcow2.h:74:12: warning:   'uint8_t slice_cache<Qcow2RefcountBlock>::slice_size_bits' [-Wreorder]
   74 |         u8 slice_size_bits, cluster_size_bits, slice_virt_size_bits;
      |            ^~~~~~~~~~~~~~~
qcow2/qcow2.cpp:232:1: warning:   when initialized here [-Wreorder]
  232 | slice_cache<T>::slice_cache(u8 slice_bits, u8 cluster_bits, u8 slice_virt_bits,
      | ^~~~~~~~~~~~~~
qcow2/qcow2.cpp: In instantiation of 'void slice_cache<T>::dump(Qcow2State&) [with T = Qcow2RefcountBlock]':
qcow2/qcow2.cpp:582:12:   required from here
qcow2/qcow2.cpp:356:39: warning: format '%u' expects argument of type 'unsigned int', but argument 3 has type 'size_t' {aka 'long unsigned int'} [-Wformat=]
  356 |         syslog(LOG_INFO, "cache size %u, dirty cache size %u\n",
      |                                      ~^
      |                                       |
      |                                       unsigned int
      |                                      %lu
  357 |                         slices.size(), evicted_slices.size());
      |                         ~~~~~~~~~~~~~  
      |                                    |
      |                                    size_t {aka long unsigned int}
qcow2/qcow2.cpp:356:60: warning: format '%u' expects argument of type 'unsigned int', but argument 4 has type 'std::unordered_map<long unsigned int, Qcow2RefcountBlock*, std::hash<long unsigned int>, std::equal_to<long unsigned int>, std::allocator<std::pair<const long unsigned int, Qcow2RefcountBlock*> > >::size_type' {aka 'long unsigned int'} [-Wformat=]
  356 |         syslog(LOG_INFO, "cache size %u, dirty cache size %u\n",
      |                                                           ~^
      |                                                            |
      |                                                            unsigned int
      |                                                           %lu
  357 |                         slices.size(), evicted_slices.size());
      |                                        ~~~~~~~~~~~~~~~~~~~~~
      |                                                           |
      |                                                           std::unordered_map<long unsigned int, Qcow2RefcountBlock*, std::hash<long unsigned int>, std::equal_to<long unsigned int>, std::allocator<std::pair<const long unsigned int, Qcow2RefcountBlock*> > >::size_type {aka long unsigned int}
qcow2/qcow2.cpp: In instantiation of 'T* slice_cache<T>::alloc_slice(Qcow2State&, const qcow2_io_ctx_t&, uint64_t, uint64_t, uint32_t) [with T = Qcow2RefcountBlock; uint64_t = long unsigned int; uint32_t = unsigned int]':
qcow2/qcow2.cpp:629:24:   required from here
qcow2/qcow2.cpp:316:47: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 6 has type 'uint64_t' {aka 'long unsigned int'} [-Wformat=]
  316 |                 syslog(LOG_ERR, "%s %d: %s %llx/%llx parent_idx %d host_off %llx flags %x\n",
      |                                            ~~~^
      |                                               |
      |                                               long long unsigned int
      |                                            %lx
  317 |                         __func__, __LINE__, typeid(*t).name(),
  318 |                         virt_offset, t->virt_offset(), parent_idx,
      |                         ~~~~~~~~~~~            
      |                         |
      |                         uint64_t {aka long unsigned int}
qcow2/qcow2.cpp:316:52: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 7 has type 'uint64_t' {aka 'long unsigned int'} [-Wformat=]
  316 |                 syslog(LOG_ERR, "%s %d: %s %llx/%llx parent_idx %d host_off %llx flags %x\n",
      |                                                 ~~~^
      |                                                    |
      |                                                    long long unsigned int
      |                                                 %lx
  317 |                         __func__, __LINE__, typeid(*t).name(),
  318 |                         virt_offset, t->virt_offset(), parent_idx,
      |                                      ~~~~~~~~~~~~~~~~
      |                                                    |
      |                                                    uint64_t {aka long unsigned int}
qcow2/qcow2.cpp:316:80: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 9 has type 'uint64_t' {aka 'long unsigned int'} [-Wformat=]
  316 |                 syslog(LOG_ERR, "%s %d: %s %llx/%llx parent_idx %d host_off %llx flags %x\n",
      |                                                                             ~~~^
      |                                                                                |
      |                                                                                long long unsigned int
      |                                                                             %lx
......
  319 |                         host_offset, flags);
      |                         ~~~~~~~~~~~                                             
      |                         |
      |                         uint64_t {aka long unsigned int}
qcow2/qcow2.cpp: In instantiation of 'slice_cache<T>::slice_cache(uint8_t, uint8_t, uint8_t, uint32_t) [with T = Qcow2L2Table; uint8_t = unsigned char; uint32_t = unsigned int]':
qcow2/qcow2.cpp:734:2:   required from here
qcow2/qcow2.h:77:38: warning: 'slice_cache<Qcow2L2Table>::evicted_slices' will be initialized after [-Wreorder]
   77 |         std::unordered_map<u64, T *> evicted_slices;
      |                                      ^~~~~~~~~~~~~~
qcow2/qcow2.h:74:12: warning:   'uint8_t slice_cache<Qcow2L2Table>::slice_size_bits' [-Wreorder]
   74 |         u8 slice_size_bits, cluster_size_bits, slice_virt_size_bits;
      |            ^~~~~~~~~~~~~~~
qcow2/qcow2.cpp:232:1: warning:   when initialized here [-Wreorder]
  232 | slice_cache<T>::slice_cache(u8 slice_bits, u8 cluster_bits, u8 slice_virt_bits,
      | ^~~~~~~~~~~~~~
qcow2/qcow2.cpp: In instantiation of 'T* slice_cache<T>::alloc_slice(Qcow2State&, const qcow2_io_ctx_t&, uint64_t, uint64_t, uint32_t) [with T = Qcow2L2Table; uint64_t = long unsigned int; uint32_t = unsigned int]':
qcow2/qcow2.cpp:806:25:   required from here
qcow2/qcow2.cpp:316:47: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 6 has type 'uint64_t' {aka 'long unsigned int'} [-Wformat=]
  316 |                 syslog(LOG_ERR, "%s %d: %s %llx/%llx parent_idx %d host_off %llx flags %x\n",
      |                                            ~~~^
      |                                               |
      |                                               long long unsigned int
      |                                            %lx
  317 |                         __func__, __LINE__, typeid(*t).name(),
  318 |                         virt_offset, t->virt_offset(), parent_idx,
      |                         ~~~~~~~~~~~            
      |                         |
      |                         uint64_t {aka long unsigned int}
qcow2/qcow2.cpp:316:52: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 7 has type 'uint64_t' {aka 'long unsigned int'} [-Wformat=]
  316 |                 syslog(LOG_ERR, "%s %d: %s %llx/%llx parent_idx %d host_off %llx flags %x\n",
      |                                                 ~~~^
      |                                                    |
      |                                                    long long unsigned int
      |                                                 %lx
  317 |                         __func__, __LINE__, typeid(*t).name(),
  318 |                         virt_offset, t->virt_offset(), parent_idx,
      |                                      ~~~~~~~~~~~~~~~~
      |                                                    |
      |                                                    uint64_t {aka long unsigned int}
qcow2/qcow2.cpp:316:80: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 9 has type 'uint64_t' {aka 'long unsigned int'} [-Wformat=]
  316 |                 syslog(LOG_ERR, "%s %d: %s %llx/%llx parent_idx %d host_off %llx flags %x\n",
      |                                                                             ~~~^
      |                                                                                |
      |                                                                                long long unsigned int
      |                                                                             %lx
......
  319 |                         host_offset, flags);
      |                         ~~~~~~~~~~~                                             
      |                         |
      |                         uint64_t {aka long unsigned int}
qcow2/qcow2.cpp: In instantiation of 'void slice_cache<T>::dump(Qcow2State&) [with T = Qcow2L2Table]':
qcow2/qcow2.cpp:1012:12:   required from here
qcow2/qcow2.cpp:356:39: warning: format '%u' expects argument of type 'unsigned int', but argument 3 has type 'size_t' {aka 'long unsigned int'} [-Wformat=]
  356 |         syslog(LOG_INFO, "cache size %u, dirty cache size %u\n",
      |                                      ~^
      |                                       |
      |                                       unsigned int
      |                                      %lu
  357 |                         slices.size(), evicted_slices.size());
      |                         ~~~~~~~~~~~~~  
      |                                    |
      |                                    size_t {aka long unsigned int}
qcow2/qcow2.cpp:356:60: warning: format '%u' expects argument of type 'unsigned int', but argument 4 has type 'std::unordered_map<long unsigned int, Qcow2L2Table*, std::hash<long unsigned int>, std::equal_to<long unsigned int>, std::allocator<std::pair<const long unsigned int, Qcow2L2Table*> > >::size_type' {aka 'long unsigned int'} [-Wformat=]
  356 |         syslog(LOG_INFO, "cache size %u, dirty cache size %u\n",
      |                                                           ~^
      |                                                            |
      |                                                            unsigned int
      |                                                           %lu
  357 |                         slices.size(), evicted_slices.size());
      |                                        ~~~~~~~~~~~~~~~~~~~~~
      |                                                           |
      |                                                           std::unordered_map<long unsigned int, Qcow2L2Table*, std::hash<long unsigned int>, std::equal_to<long unsigned int>, std::allocator<std::pair<const long unsigned int, Qcow2L2Table*> > >::size_type {aka long unsigned int}
g++ -DHAVE_CONFIG_H -I.  -I./include  -fcoroutines -std=c++20 -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c -o ublk-qcow2_meta.o `test -f 'qcow2/qcow2_meta.cpp' || echo './'`qcow2/qcow2_meta.cpp
In file included from qcow2/qcow2.h:16,
                 from qcow2/qcow2_meta.cpp:4:
qcow2/qcow2_meta.h: In member function 'virtual void Qcow2HeaderExtEncHeader::dump() const':
qcow2/qcow2_meta.h:246:67: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 6 has type 'long unsigned int' [-Wformat=]
  246 |                 syslog(LOG_INFO,"%s: type %x len %d enc(offset %llx sz %lu)\n",
      |                                                                ~~~^
      |                                                                   |
      |                                                                   long long unsigned int
      |                                                                %lx
  247 |                                 typeid(*this).name(), type, len,
  248 |                                 enc_offset, enc_len);
      |                                 ~~~~~~~~~~                         
      |                                 |
      |                                 long unsigned int
qcow2/qcow2_meta.h: In member function 'uint32_t Qcow2TopTable::dirty_blks()':
qcow2/qcow2_meta.h:433:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  433 |                 for (int i = 0; i < dirty.size(); i++)
      |                                 ~~^~~~~~~~~~~~~~
qcow2/qcow2_meta.h: In member function 'int Qcow2TopTable::get_1st_dirty_blk()':
qcow2/qcow2_meta.h:444:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  444 |                 for (int i = 0; i < dirty.size(); i++)
      |                                 ~~^~~~~~~~~~~~~~
qcow2/qcow2.h: In member function 'bool Qcow2ClusterMapping::__entry_is_allocating(uint64_t)':
qcow2/qcow2.h:215:30: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare]
  215 |                 return state != -1;
      |                        ~~~~~~^~~~~
In file included from qcow2/qcow2_meta.h:5:
qcow2/qcow2.h: In member function 'uint32_t Qcow2ClusterMapping::entry_get_alloc_owner(uint64_t, bool)':
qcow2/qcow2.h:268:36: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare]
  268 |                 qcow2_assert(state != -1);
      |                              ~~~~~~^~~~~
qcow2/qcow2_common.h:9:15: note: in definition of macro 'qcow2_assert'
    9 |         if (!(x)) {     \
      |               ^
In file included from ./include/ublksrv.h:9,
                 from ./include/ublksrv_priv.h:8,
                 from qcow2/qcow2_common.h:5:
qcow2/qcow2.h:268:36: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare]
  268 |                 qcow2_assert(state != -1);
      |                              ~~~~~~^~~~~
qcow2/qcow2.h:268:17: note: in expansion of macro 'qcow2_assert'
  268 |                 qcow2_assert(state != -1);
      |                 ^~~~~~~~~~~~
qcow2/qcow2_meta.h: In constructor 'Qcow2Meta::Qcow2Meta(Qcow2Header&, uint64_t, uint32_t, const char*, uint32_t)':
qcow2/qcow2_meta.h:30:15: warning: 'Qcow2Meta::buf_sz' will be initialized after [-Wreorder]
   30 |         u32   buf_sz;   //buffer size
      |               ^~~~~~
qcow2/qcow2_meta.h:27:26: warning:   'Qcow2Header& Qcow2Meta::header' [-Wreorder]
   27 |         Qcow2Header     &header;
      |                          ^~~~~~
qcow2/qcow2_meta.cpp:11:1: warning:   when initialized here [-Wreorder]
   11 | Qcow2Meta::Qcow2Meta(Qcow2Header &h, u64 off, u32 sz, const char *name, u32 f):
      | ^~~~~~~~~
qcow2/qcow2_meta.cpp: In member function 'virtual int Qcow2Meta::flush(Qcow2State&, const qcow2_io_ctx_t&, uint64_t, uint32_t)':
qcow2/qcow2_meta.cpp:100:17: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare]
  100 |         if (len != ret)
      |             ~~~~^~~~~~
qcow2/qcow2_meta.cpp: In constructor 'Qcow2HeaderExtFeatureNameTable::Qcow2HeaderExtFeatureNameTable(char*, uint64_t)':
qcow2/qcow2_meta.cpp:121:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::size_t' {aka 'long unsigned int'} [-Wsign-compare]
  121 |         for (int i = 0; i < __a.size(); i++) {
      |                         ~~^~~~~~~~~~~~
qcow2/qcow2_meta.cpp: In member function 'virtual void Qcow2HeaderExtFeatureNameTable::dump() const':
qcow2/qcow2_meta.cpp:133:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::size_t' {aka 'long unsigned int'} [-Wsign-compare]
  133 |         for (int i = 0; i < __a.size(); i++)
      |                         ~~^~~~~~~~~~~~
qcow2/qcow2_meta.cpp: In destructor 'virtual Qcow2Header::~Qcow2Header()':
qcow2/qcow2_meta.cpp:160:9: warning: deleting object of polymorphic class type 'Qcow2HeaderExtString' which has non-virtual destructor might cause undefined behavior [-Wdelete-non-virtual-dtor]
  160 |         delete  backingfile_format_name;
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
qcow2/qcow2_meta.cpp:161:9: warning: deleting object of polymorphic class type 'Qcow2HeaderExtFeatureNameTable' which has non-virtual destructor might cause undefined behavior [-Wdelete-non-virtual-dtor]
  161 |         delete  feature_name_table;
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~
qcow2/qcow2_meta.cpp:162:9: warning: deleting object of polymorphic class type 'Qcow2HeaderExtEncHeader' which has non-virtual destructor might cause undefined behavior [-Wdelete-non-virtual-dtor]
  162 |         delete  enc_header_pointer;
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~
qcow2/qcow2_meta.cpp:163:9: warning: deleting object of polymorphic class type 'Qcow2HeaderExtBitmaps' which has non-virtual destructor might cause undefined behavior [-Wdelete-non-virtual-dtor]
  163 |         delete  bitmaps;
      |         ^~~~~~~~~~~~~~~
qcow2/qcow2_meta.cpp:164:9: warning: deleting object of polymorphic class type 'Qcow2HeaderExtString' which has non-virtual destructor might cause undefined behavior [-Wdelete-non-virtual-dtor]
  164 |         delete  ext_data_file_name;
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~
qcow2/qcow2_meta.cpp: In member function 'int Qcow2Header::populate()':
qcow2/qcow2_meta.cpp:238:28: warning: suggest parentheses around '+' in operand of '&' [-Wparentheses]
  238 |                 start += 8 + (ext.len + 7) & ~0x7ULL;
      |                          ~~^~~~~~~~~~~~~~~
qcow2/qcow2_meta.cpp: In member function 'int Qcow2MappingMeta::__flush(Qcow2State&, const qcow2_io_ctx_t&, uint64_t, uint32_t, bool)':
qcow2/qcow2_meta.cpp:313:51: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 5 has type 'uint64_t' {aka 'long unsigned int'} [-Wformat=]
  313 |                 syslog(LOG_ERR, "%s %s: offset %llx is wrong\n", __func__,
      |                                                ~~~^
      |                                                   |
      |                                                   long long unsigned int
      |                                                %lx
  314 |                                 typeid(*this).name(), offset);
      |                                                       ~~~~~~
      |                                                       |
      |                                                       uint64_t {aka long unsigned int}
qcow2/qcow2_meta.cpp:319:48: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 5 has type 'uint32_t' {aka 'unsigned int'} [-Wformat=]
  319 |                 syslog(LOG_ERR, "%s %s: len %llx is wrong\n", __func__,
      |                                             ~~~^
      |                                                |
      |                                                long long unsigned int
      |                                             %x
  320 |                                 typeid(*this).name(), len);
      |                                                       ~~~
      |                                                       |
      |                                                       uint32_t {aka unsigned int}
qcow2/qcow2_meta.cpp: In constructor 'Qcow2TopTable::Qcow2TopTable(Qcow2State&, uint64_t, uint32_t, const char*, uint32_t)':
qcow2/qcow2_meta.cpp:379:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  379 |         for (int i = 0; i < dirty.size(); i++)
      |                         ~~^~~~~~~~~~~~~~
qcow2/qcow2_meta.cpp: In member function 'virtual int Qcow2TopTable::flush(Qcow2State&, const qcow2_io_ctx_t&, uint64_t, uint32_t)':
qcow2/qcow2_meta.cpp:424:44: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  424 |         qcow2_assert(len == 512 && blk_idx < dirty.size());
      |                                    ~~~~~~~~^~~~~~~~~~~~~~
qcow2/qcow2_common.h:9:15: note: in definition of macro 'qcow2_assert'
    9 |         if (!(x)) {     \
      |               ^
qcow2/qcow2_meta.cpp:424:44: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  424 |         qcow2_assert(len == 512 && blk_idx < dirty.size());
      |                                    ~~~~~~~~^~~~~~~~~~~~~~
qcow2/qcow2_meta.cpp:424:9: note: in expansion of macro 'qcow2_assert'
  424 |         qcow2_assert(len == 512 && blk_idx < dirty.size());
      |         ^~~~~~~~~~~~
qcow2/qcow2_meta.cpp: In member function 'void Qcow2L1Table::dump()':
qcow2/qcow2_meta.cpp:496:42: warning: format '%d' expects argument of type 'int', but argument 5 has type 'long unsigned int' [-Wformat=]
  496 |         syslog(LOG_INFO, "%s %s: sizeof %d\n", __func__, typeid(*this).name(),
      |                                         ~^
      |                                          |
      |                                          int
      |                                         %ld
  497 |                         sizeof(*this));
      |                         ~~~~~~~~~~~~~     
      |                         |
      |                         long unsigned int
qcow2/qcow2_meta.cpp:498:27: warning: comparison of integer expressions of different signedness: 'int' and 'uint32_t' {aka 'unsigned int'} [-Wsign-compare]
  498 |         for (int i = 0; i < header.get_l1_size(); i++)
      |                         ~~^~~~~~~~~~~~~~~~~~~~~~
qcow2/qcow2_meta.cpp: In member function 'void Qcow2RefcountTable::dump()':
qcow2/qcow2_meta.cpp:539:42: warning: format '%d' expects argument of type 'int', but argument 5 has type 'long unsigned int' [-Wformat=]
  539 |         syslog(LOG_INFO, "%s %s: sizeof %d\n", __func__, typeid(*this).name(),
      |                                         ~^
      |                                          |
      |                                          int
      |                                         %ld
  540 |                         sizeof(*this));
      |                         ~~~~~~~~~~~~~     
      |                         |
      |                         long unsigned int
qcow2/qcow2_meta.cpp:541:27: warning: comparison of integer expressions of different signedness: 'int' and 'uint32_t' {aka 'unsigned int'} [-Wsign-compare]
  541 |         for (int i = 0; i < data_len / 8; i++) {
      |                         ~~^~~~~~~~~~~~~~
qcow2/qcow2_meta.cpp: In member function 'virtual void Qcow2SliceMeta::wait_clusters(Qcow2State&, const qcow2_io_ctx_t&)':
qcow2/qcow2_meta.cpp:804:61: warning: suggest parentheses around '+' inside '<<' [-Wparentheses]
  804 |                                 cluster_off = virt_offset() + (u64)i << qs.header.cluster_bits;
      |                                               ~~~~~~~~~~~~~~^~~~~~~~
qcow2/qcow2_meta.cpp:792:18: warning: unused variable 'cnt' [-Wunused-variable]
  792 |         unsigned cnt = 0;
      |                  ^~~
qcow2/qcow2_meta.cpp: In member function 'void Qcow2SliceMeta::reclaim_me()':
qcow2/qcow2_meta.cpp:832:27: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare]
  832 |         for (int i = 0; i < queues; i++) {
      |                         ~~^~~~~~~~
qcow2/qcow2_meta.cpp: In member function 'virtual void Qcow2RefcountBlock::dump()':
qcow2/qcow2_meta.cpp:937:54: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 6 has type 'uint64_t' {aka 'long unsigned int'} [-Wformat=]
  937 |         syslog(LOG_INFO, "%s %s: buf_sz %u offset %llx sizeof %d entries %u parent_idx %u virt_off %llx flags %x\n",
      |                                                   ~~~^
      |                                                      |
      |                                                      long long unsigned int
      |                                                   %lx
  938 |                         __func__, typeid(*this).name(), buf_sz, offset, sizeof(*this),
      |                                                                 ~~~~~~
      |                                                                 |
      |                                                                 uint64_t {aka long unsigned int}
qcow2/qcow2_meta.cpp:937:64: warning: format '%d' expects argument of type 'int', but argument 7 has type 'long unsigned int' [-Wformat=]
  937 |         syslog(LOG_INFO, "%s %s: buf_sz %u offset %llx sizeof %d entries %u parent_idx %u virt_off %llx flags %x\n",
      |                                                               ~^
      |                                                                |
      |                                                                int
      |                                                               %ld
  938 |                         __func__, typeid(*this).name(), buf_sz, offset, sizeof(*this),
      |                                                                         ~~~~~~~~~~~~~
      |                                                                         |
      |                                                                         long unsigned int
qcow2/qcow2_meta.cpp:937:103: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 10 has type 'uint64_t' {aka 'long unsigned int'} [-Wformat=]
  937 |         syslog(LOG_INFO, "%s %s: buf_sz %u offset %llx sizeof %d entries %u parent_idx %u virt_off %llx flags %x\n",
      |                                                                                                    ~~~^
      |                                                                                                       |
      |                                                                                                       long long unsigned int
      |                                                                                                    %lx
  938 |                         __func__, typeid(*this).name(), buf_sz, offset, sizeof(*this),
  939 |                         cnt, parent_idx, virt_offset(),
      |                                          ~~~~~~~~~~~~~                                                 
      |                                                     |
      |                                                     uint64_t {aka long unsigned int}
qcow2/qcow2_meta.cpp: In member function 'virtual void Qcow2L2Table::dump()':
qcow2/qcow2_meta.cpp:1066:54: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 6 has type 'uint64_t' {aka 'long unsigned int'} [-Wformat=]
 1066 |         syslog(LOG_INFO, "%s %s: buf_sz %u offset %llx sizeof %d entries %u parent_idx %u virt_off %llx flags %x\n",
      |                                                   ~~~^
      |                                                      |
      |                                                      long long unsigned int
      |                                                   %lx
 1067 |                         __func__, typeid(*this).name(), buf_sz, offset, sizeof(*this),
      |                                                                 ~~~~~~
      |                                                                 |
      |                                                                 uint64_t {aka long unsigned int}
qcow2/qcow2_meta.cpp:1066:64: warning: format '%d' expects argument of type 'int', but argument 7 has type 'long unsigned int' [-Wformat=]
 1066 |         syslog(LOG_INFO, "%s %s: buf_sz %u offset %llx sizeof %d entries %u parent_idx %u virt_off %llx flags %x\n",
      |                                                               ~^
      |                                                                |
      |                                                                int
      |                                                               %ld
 1067 |                         __func__, typeid(*this).name(), buf_sz, offset, sizeof(*this),
      |                                                                         ~~~~~~~~~~~~~
      |                                                                         |
      |                                                                         long unsigned int
qcow2/qcow2_meta.cpp:1066:103: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 10 has type 'uint64_t' {aka 'long unsigned int'} [-Wformat=]
 1066 |         syslog(LOG_INFO, "%s %s: buf_sz %u offset %llx sizeof %d entries %u parent_idx %u virt_off %llx flags %x\n",
      |                                                                                                    ~~~^
      |                                                                                                       |
      |                                                                                                       long long unsigned int
      |                                                                                                    %lx
 1067 |                         __func__, typeid(*this).name(), buf_sz, offset, sizeof(*this),
 1068 |                         cnt, parent_idx, virt_offset(), flags);
      |                                          ~~~~~~~~~~~~~                                                 
      |                                                     |
      |                                                     uint64_t {aka long unsigned int}
g++ -DHAVE_CONFIG_H -I.  -I./include  -fcoroutines -std=c++20 -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c -o ublk-utils.o `test -f 'qcow2/utils.cpp' || echo './'`qcow2/utils.cpp
g++ -DHAVE_CONFIG_H -I.  -I./include  -fcoroutines -std=c++20 -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -c -o ublk-qcow2_flush_meta.o `test -f 'qcow2/qcow2_flush_meta.cpp' || echo './'`qcow2/qcow2_flush_meta.cpp
In file included from qcow2/qcow2.h:16,
                 from qcow2/utils.cpp:4:
qcow2/qcow2_meta.h: In member function 'virtual void Qcow2HeaderExtEncHeader::dump() const':
qcow2/qcow2_meta.h:246:67: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 6 has type 'long unsigned int' [-Wformat=]
  246 |                 syslog(LOG_INFO,"%s: type %x len %d enc(offset %llx sz %lu)\n",
      |                                                                ~~~^
      |                                                                   |
      |                                                                   long long unsigned int
      |                                                                %lx
  247 |                                 typeid(*this).name(), type, len,
  248 |                                 enc_offset, enc_len);
      |                                 ~~~~~~~~~~                         
      |                                 |
      |                                 long unsigned int
qcow2/qcow2_meta.h: In member function 'uint32_t Qcow2TopTable::dirty_blks()':
qcow2/qcow2_meta.h:433:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  433 |                 for (int i = 0; i < dirty.size(); i++)
      |                                 ~~^~~~~~~~~~~~~~
qcow2/qcow2_meta.h: In member function 'int Qcow2TopTable::get_1st_dirty_blk()':
qcow2/qcow2_meta.h:444:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  444 |                 for (int i = 0; i < dirty.size(); i++)
      |                                 ~~^~~~~~~~~~~~~~
qcow2/qcow2.h: In member function 'bool Qcow2ClusterMapping::__entry_is_allocating(uint64_t)':
qcow2/qcow2.h:215:30: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare]
  215 |                 return state != -1;
      |                        ~~~~~~^~~~~
In file included from qcow2/qcow2_meta.h:5:
qcow2/qcow2.h: In member function 'uint32_t Qcow2ClusterMapping::entry_get_alloc_owner(uint64_t, bool)':
qcow2/qcow2.h:268:36: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare]
  268 |                 qcow2_assert(state != -1);
      |                              ~~~~~~^~~~~
qcow2/qcow2_common.h:9:15: note: in definition of macro 'qcow2_assert'
    9 |         if (!(x)) {     \
      |               ^
In file included from ./include/ublksrv.h:9,
                 from ./include/ublksrv_priv.h:8,
                 from qcow2/qcow2_common.h:5:
qcow2/qcow2.h:268:36: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare]
  268 |                 qcow2_assert(state != -1);
      |                              ~~~~~~^~~~~
qcow2/qcow2.h:268:17: note: in expansion of macro 'qcow2_assert'
  268 |                 qcow2_assert(state != -1);
      |                 ^~~~~~~~~~~~
In file included from qcow2/qcow2.h:16,
                 from qcow2/qcow2_flush_meta.cpp:2:
qcow2/qcow2_meta.h: In member function 'virtual void Qcow2HeaderExtEncHeader::dump() const':
qcow2/qcow2_meta.h:246:67: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 6 has type 'long unsigned int' [-Wformat=]
  246 |                 syslog(LOG_INFO,"%s: type %x len %d enc(offset %llx sz %lu)\n",
      |                                                                ~~~^
      |                                                                   |
      |                                                                   long long unsigned int
      |                                                                %lx
  247 |                                 typeid(*this).name(), type, len,
  248 |                                 enc_offset, enc_len);
      |                                 ~~~~~~~~~~                         
      |                                 |
      |                                 long unsigned int
qcow2/qcow2_meta.h: In member function 'uint32_t Qcow2TopTable::dirty_blks()':
qcow2/qcow2_meta.h:433:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  433 |                 for (int i = 0; i < dirty.size(); i++)
      |                                 ~~^~~~~~~~~~~~~~
qcow2/qcow2_meta.h: In member function 'int Qcow2TopTable::get_1st_dirty_blk()':
qcow2/qcow2_meta.h:444:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  444 |                 for (int i = 0; i < dirty.size(); i++)
      |                                 ~~^~~~~~~~~~~~~~
qcow2/qcow2.h: In member function 'bool Qcow2ClusterMapping::__entry_is_allocating(uint64_t)':
qcow2/qcow2.h:215:30: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare]
  215 |                 return state != -1;
      |                        ~~~~~~^~~~~
In file included from qcow2/qcow2_meta.h:5:
qcow2/qcow2.h: In member function 'uint32_t Qcow2ClusterMapping::entry_get_alloc_owner(uint64_t, bool)':
qcow2/qcow2.h:268:36: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare]
  268 |                 qcow2_assert(state != -1);
      |                              ~~~~~~^~~~~
qcow2/qcow2_common.h:9:15: note: in definition of macro 'qcow2_assert'
    9 |         if (!(x)) {     \
      |               ^
In file included from ./include/ublksrv.h:9,
                 from ./include/ublksrv_priv.h:8,
                 from qcow2/qcow2_common.h:5:
qcow2/qcow2.h:268:36: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare]
  268 |                 qcow2_assert(state != -1);
      |                              ~~~~~~^~~~~
qcow2/qcow2.h:268:17: note: in expansion of macro 'qcow2_assert'
  268 |                 qcow2_assert(state != -1);
      |                 ^~~~~~~~~~~~
qcow2/qcow2.h: In constructor 'MetaFlushingState::MetaFlushingState(Qcow2TopTable&, bool)':
qcow2/qcow2.h:532:24: warning: 'MetaFlushingState::top' will be initialized after [-Wreorder]
  532 |         Qcow2TopTable &top;
      |                        ^~~
qcow2/qcow2.h:507:14: warning:   'bool MetaFlushingState::mapping' [-Wreorder]
  507 |         bool mapping;
      |              ^~~~~~~
qcow2/qcow2_flush_meta.cpp:4:1: warning:   when initialized here [-Wreorder]
    4 | MetaFlushingState::MetaFlushingState(Qcow2TopTable &t, bool is_mapping):
      | ^~~~~~~~~~~~~~~~~
qcow2/qcow2_flush_meta.cpp: In member function 'void MetaFlushingState::__write_slices(Qcow2State&, ublksrv_queue*)':
qcow2/qcow2_flush_meta.cpp:131:21: warning: unused variable 'ret' [-Wunused-variable]
  131 |                 int ret, tag;
      |                     ^~~
qcow2/qcow2_flush_meta.cpp: In member function 'void MetaFlushingState::__write_top(Qcow2State&, ublksrv_queue*)':
qcow2/qcow2_flush_meta.cpp:197:13: warning: unused variable 'ret' [-Wunused-variable]
  197 |         int ret, tag;
      |             ^~~
qcow2/qcow2_flush_meta.cpp: In member function 'void MetaFlushingState::__prep_write_slice(Qcow2State&, ublksrv_queue*)':
qcow2/qcow2_flush_meta.cpp:237:46: warning: comparison of integer expressions of different signedness: 'uint64_t' {aka 'long unsigned int'} and 'int32_t' {aka 'int'} [-Wsign-compare]
  237 |                 qcow2_assert(idx >= 0 && idx < top.get_nr_entries());
      |                                          ~~~~^~~~~~~~~~~~~~~~~~~~~~
qcow2/qcow2_common.h:9:15: note: in definition of macro 'qcow2_assert'
    9 |         if (!(x)) {     \
      |               ^
qcow2/qcow2_flush_meta.cpp:237:46: warning: comparison of integer expressions of different signedness: 'uint64_t' {aka 'long unsigned int'} and 'int32_t' {aka 'int'} [-Wsign-compare]
  237 |                 qcow2_assert(idx >= 0 && idx < top.get_nr_entries());
      |                                          ~~~~^~~~~~~~~~~~~~~~~~~~~~
qcow2/qcow2_flush_meta.cpp:237:17: note: in expansion of macro 'qcow2_assert'
  237 |                 qcow2_assert(idx >= 0 && idx < top.get_nr_entries());
      |                 ^~~~~~~~~~~~
qcow2/qcow2_flush_meta.cpp: In member function 'void MetaFlushingState::__zero_my_cluster(Qcow2State&, ublksrv_queue*)':
qcow2/qcow2_flush_meta.cpp:339:13: warning: unused variable 'ret' [-Wunused-variable]
  339 |         int ret, tag;
      |             ^~~
qcow2/qcow2_flush_meta.cpp: In member function 'void MetaFlushingState::run_flush(Qcow2State&, ublksrv_queue*, int)':
qcow2/qcow2_flush_meta.cpp:363:53: warning: comparison of integer expressions of different signedness: 'int' and 'uint32_t' {aka 'unsigned int'} [-Wsign-compare]
  363 |                 if (top_blk_idx >= 0 && top_blk_idx < top.dirty_blk_size()) {
      |                                         ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
qcow2/qcow2.h: In constructor 'Qcow2MetaFlushing::Qcow2MetaFlushing(Qcow2State&)':
qcow2/qcow2.h:579:21: warning: 'Qcow2MetaFlushing::state' will be initialized after [-Wreorder]
  579 |         Qcow2State &state;
      |                     ^~~~~
qcow2/qcow2.h:569:28: warning:   'std::vector<bool> Qcow2MetaFlushing::tags' [-Wreorder]
  569 |         std::vector <bool> tags;
      |                            ^~~~
qcow2/qcow2_flush_meta.cpp:529:1: warning:   when initialized here [-Wreorder]
  529 | Qcow2MetaFlushing::Qcow2MetaFlushing(Qcow2State &qs): state(qs),
      | ^~~~~~~~~~~~~~~~~
qcow2/qcow2.h:582:27: warning: 'Qcow2MetaFlushing::refcount_stat' will be initialized after [-Wreorder]
  582 |         MetaFlushingState refcount_stat;
      |                           ^~~~~~~~~~~~~
qcow2/qcow2.h:571:13: warning:   'int Qcow2MetaFlushing::refcnt_blk_start' [-Wreorder]
  571 |         int refcnt_blk_start;
      |             ^~~~~~~~~~~~~~~~
qcow2/qcow2_flush_meta.cpp:529:1: warning:   when initialized here [-Wreorder]
  529 | Qcow2MetaFlushing::Qcow2MetaFlushing(Qcow2State &qs): state(qs),
      | ^~~~~~~~~~~~~~~~~
qcow2/qcow2_flush_meta.cpp:535:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  535 |         for (int i = 0; i < tags.size(); i++)
      |                         ~~^~~~~~~~~~~~~
qcow2/qcow2_flush_meta.cpp: In member function 'void Qcow2MetaFlushing::free_tag(ublksrv_queue*, int)':
qcow2/qcow2_flush_meta.cpp:552:42: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  552 |         qcow2_assert(tag >= depth && tag < depth + tags.size());
      |                                      ~~~~^~~~~~~~~~~~~~~~~~~~~
qcow2/qcow2_common.h:9:15: note: in definition of macro 'qcow2_assert'
    9 |         if (!(x)) {     \
      |               ^
qcow2/qcow2_flush_meta.cpp:552:42: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  552 |         qcow2_assert(tag >= depth && tag < depth + tags.size());
      |                                      ~~~~^~~~~~~~~~~~~~~~~~~~~
qcow2/qcow2_flush_meta.cpp:552:9: note: in expansion of macro 'qcow2_assert'
  552 |         qcow2_assert(tag >= depth && tag < depth + tags.size());
      |         ^~~~~~~~~~~~
/bin/sh ./libtool  --tag=CC   --mode=link gcc   -pthread -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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  -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 -o demo_null demo_null-demo_null.o lib/libublksrv.la -luring  -lpthread 
libtool: link: gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -Wl,-z -Wl,relro -Wl,--as-needed -Wl,-z -Wl,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 -o .libs/demo_null demo_null-demo_null.o  lib/.libs/libublksrv.so -luring -lpthread -pthread
/bin/sh ./libtool  --tag=CC   --mode=link gcc   -pthread -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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  -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 -o demo_event demo_event-demo_event.o lib/libublksrv.la -luring  -lpthread 
libtool: link: gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -Wl,-z -Wl,relro -Wl,--as-needed -Wl,-z -Wl,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 -o .libs/demo_event demo_event-demo_event.o  lib/.libs/libublksrv.so -luring -lpthread -pthread
/bin/sh ./libtool  --tag=CXX   --mode=link g++ -fcoroutines -std=c++20 -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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  -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 -o ublk ublk-ublksrv_tgt.o ublk-tgt_null.o ublk-tgt_loop.o ublk-tgt_qcow2.o ublk-qcow2.o ublk-qcow2_meta.o ublk-utils.o ublk-qcow2_flush_meta.o lib/libublksrv.la -luring  -lpthread 
libtool: link: g++ -fcoroutines -std=c++20 -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -Wl,-z -Wl,relro -Wl,--as-needed -Wl,-z -Wl,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 -o .libs/ublk ublk-ublksrv_tgt.o ublk-tgt_null.o ublk-tgt_loop.o ublk-tgt_qcow2.o ublk-qcow2.o ublk-qcow2_meta.o ublk-utils.o ublk-qcow2_flush_meta.o  lib/.libs/libublksrv.so -luring -lpthread
make[2]: Leaving directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262'
make[1]: Leaving directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262'
+ RPM_EC=0
++ jobs -p
+ exit 0
Executing(%install): /bin/sh -e /var/tmp/rpm-tmp.QCX4G1
+ umask 022
+ cd /builddir/build/BUILD
+ '[' /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64 '!=' / ']'
+ rm -rf /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64
++ dirname /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64
+ mkdir -p /builddir/build/BUILDROOT
+ mkdir /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64
+ CFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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'
+ export CFLAGS
+ CXXFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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'
+ export CXXFLAGS
+ FFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -I/usr/lib64/gfortran/modules'
+ export FFLAGS
+ FCFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -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 -I/usr/lib64/gfortran/modules'
+ export FCFLAGS
+ VALAFLAGS=-g
+ export VALAFLAGS
+ 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 ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262
+ /usr/bin/make install DESTDIR=/builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64 'INSTALL=/usr/bin/install -p'
Making install in include
make[1]: Entering directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/include'
make[2]: Entering directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/include'
make[2]: Nothing to be done for 'install-exec-am'.
 /usr/bin/mkdir -p '/builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/include'
 /usr/bin/install -p -m 644 ublksrv.h ublk_cmd.h ublksrv_aio.h '/builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/include'
make[2]: Leaving directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/include'
make[1]: Leaving directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/include'
Making install in lib
make[1]: Entering directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/lib'
make[2]: Entering directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/lib'
 /usr/bin/mkdir -p '/builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/lib64'
 /bin/sh ../libtool   --mode=install /usr/bin/install -p   libublksrv.la '/builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/lib64'
libtool: install: /usr/bin/install -p .libs/libublksrv.so.0.0.0 /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/lib64/libublksrv.so.0.0.0
libtool: install: (cd /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/lib64 && { ln -s -f libublksrv.so.0.0.0 libublksrv.so.0 || { rm -f libublksrv.so.0 && ln -s libublksrv.so.0.0.0 libublksrv.so.0; }; })
libtool: install: (cd /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/lib64 && { ln -s -f libublksrv.so.0.0.0 libublksrv.so || { rm -f libublksrv.so && ln -s libublksrv.so.0.0.0 libublksrv.so; }; })
libtool: install: /usr/bin/install -p .libs/libublksrv.lai /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/lib64/libublksrv.la
libtool: warning: remember to run 'libtool --finish /usr/lib64'
make[2]: Nothing to be done for 'install-data-am'.
make[2]: Leaving directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/lib'
make[1]: Leaving directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/lib'
Making install in tests
make[1]: Entering directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/tests'
make[2]: Entering directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/tests'
make[2]: Nothing to be done for 'install-exec-am'.
make[2]: Nothing to be done for 'install-data-am'.
make[2]: Leaving directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/tests'
make[1]: Leaving directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262/tests'
make[1]: Entering directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262'
make[2]: Entering directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262'
 /usr/bin/mkdir -p '/builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/sbin'
  /bin/sh ./libtool   --mode=install /usr/bin/install -p ublk '/builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/sbin'
libtool: warning: 'lib/libublksrv.la' has not been installed in '/usr/lib64'
libtool: install: /usr/bin/install -p .libs/ublk /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/sbin/ublk
 /usr/bin/mkdir -p '/builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/lib64/pkgconfig'
 /usr/bin/install -p -m 644 ublksrv.pc '/builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/lib64/pkgconfig'
make[2]: Leaving directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262'
make[1]: Leaving directory '/builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262'
+ rm /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/lib64/libublksrv.la
+ /usr/bin/find-debuginfo -j2 --strict-build-id -m -i --build-id-seed 1.0-2.20221105gitca8baff.fc38 --unique-debug-suffix -1.0-2.20221105gitca8baff.fc38.x86_64 --unique-debug-src-base ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64 --run-dwz --dwz-low-mem-die-limit 10000000 --dwz-max-die-limit 110000000 -S debugsourcefiles.list /builddir/build/BUILD/ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262
extracting debug info from /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/lib64/libublksrv.so.0.0.0
extracting debug info from /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/sbin/ublk
original debug info size: 6088kB, size after compression: 5500kB
/usr/bin/sepdebugcrcfix: Updated 2 CRC32s, 0 CRC32s did match.
2227 blocks
+ /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/check-rpaths
+ /usr/lib/rpm/redhat/brp-mangle-shebangs
+ /usr/lib/rpm/brp-remove-la-files
+ /usr/lib/rpm/redhat/brp-python-bytecompile '' 1 0
+ /usr/lib/rpm/redhat/brp-python-hardlink
Processing files: ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64
Executing(%doc): /bin/sh -e /var/tmp/rpm-tmp.AtKzbI
+ umask 022
+ cd /builddir/build/BUILD
+ cd ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262
+ DOCDIR=/builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/share/doc/ubdsrv
+ export LC_ALL=C
+ LC_ALL=C
+ export DOCDIR
+ /usr/bin/mkdir -p /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/share/doc/ubdsrv
+ cp -pr README.rst /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/share/doc/ubdsrv
+ RPM_EC=0
++ jobs -p
+ exit 0
Executing(%license): /bin/sh -e /var/tmp/rpm-tmp.3wED9S
+ umask 022
+ cd /builddir/build/BUILD
+ cd ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262
+ LICENSEDIR=/builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/share/licenses/ubdsrv
+ export LC_ALL=C
+ LC_ALL=C
+ export LICENSEDIR
+ /usr/bin/mkdir -p /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/share/licenses/ubdsrv
+ cp -pr COPYING /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/share/licenses/ubdsrv
+ cp -pr COPYING.LGPL /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/share/licenses/ubdsrv
+ cp -pr LICENSE /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/share/licenses/ubdsrv
+ RPM_EC=0
++ jobs -p
+ exit 0
Provides: libublksrv.so.0()(64bit) ubdsrv = 1.0-2.20221105gitca8baff.fc38 ubdsrv(x86-64) = 1.0-2.20221105gitca8baff.fc38
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Requires: libc.so.6()(64bit) libc.so.6(GLIBC_2.14)(64bit) libc.so.6(GLIBC_2.2.5)(64bit) libc.so.6(GLIBC_2.3.4)(64bit) libc.so.6(GLIBC_2.30)(64bit) libc.so.6(GLIBC_2.32)(64bit) libc.so.6(GLIBC_2.33)(64bit) libc.so.6(GLIBC_2.34)(64bit) libc.so.6(GLIBC_2.4)(64bit) libc.so.6(GLIBC_2.7)(64bit) libc.so.6(GLIBC_2.8)(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) libstdc++.so.6()(64bit) libstdc++.so.6(CXXABI_1.3)(64bit) libstdc++.so.6(CXXABI_1.3.9)(64bit) libstdc++.so.6(GLIBCXX_3.4)(64bit) libstdc++.so.6(GLIBCXX_3.4.11)(64bit) libstdc++.so.6(GLIBCXX_3.4.14)(64bit) libstdc++.so.6(GLIBCXX_3.4.15)(64bit) libstdc++.so.6(GLIBCXX_3.4.18)(64bit) libstdc++.so.6(GLIBCXX_3.4.19)(64bit) libstdc++.so.6(GLIBCXX_3.4.21)(64bit) libstdc++.so.6(GLIBCXX_3.4.29)(64bit) libstdc++.so.6(GLIBCXX_3.4.30)(64bit) libstdc++.so.6(GLIBCXX_3.4.9)(64bit) libublksrv.so.0()(64bit) liburing.so.2()(64bit) liburing.so.2(LIBURING_2.0)(64bit) liburing.so.2(LIBURING_2.1)(64bit) liburing.so.2(LIBURING_2.2)(64bit) rtld(GNU_HASH)
Processing files: ubdsrv-devel-1.0-2.20221105gitca8baff.fc38.x86_64
Executing(%doc): /bin/sh -e /var/tmp/rpm-tmp.5vEjlH
+ umask 022
+ cd /builddir/build/BUILD
+ cd ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262
+ DOCDIR=/builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/share/doc/ubdsrv-devel
+ export LC_ALL=C
+ LC_ALL=C
+ export DOCDIR
+ /usr/bin/mkdir -p /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/share/doc/ubdsrv-devel
+ cp -pr README.rst /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/share/doc/ubdsrv-devel
+ RPM_EC=0
++ jobs -p
+ exit 0
Executing(%license): /bin/sh -e /var/tmp/rpm-tmp.VIlZGw
+ umask 022
+ cd /builddir/build/BUILD
+ cd ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262
+ LICENSEDIR=/builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/share/licenses/ubdsrv-devel
+ export LC_ALL=C
+ LC_ALL=C
+ export LICENSEDIR
+ /usr/bin/mkdir -p /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/share/licenses/ubdsrv-devel
+ cp -pr COPYING /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/share/licenses/ubdsrv-devel
+ cp -pr COPYING.LGPL /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/share/licenses/ubdsrv-devel
+ cp -pr LICENSE /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64/usr/share/licenses/ubdsrv-devel
+ RPM_EC=0
++ jobs -p
+ exit 0
Provides: pkgconfig(ublksrv) = 1.0 ubdsrv-devel = 1.0-2.20221105gitca8baff.fc38 ubdsrv-devel(x86-64) = 1.0-2.20221105gitca8baff.fc38
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Requires: /usr/bin/pkg-config libublksrv.so.0()(64bit) pkgconfig(liburing)
Processing files: ubdsrv-debugsource-1.0-2.20221105gitca8baff.fc38.x86_64
Provides: ubdsrv-debugsource = 1.0-2.20221105gitca8baff.fc38 ubdsrv-debugsource(x86-64) = 1.0-2.20221105gitca8baff.fc38
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Processing files: ubdsrv-debuginfo-1.0-2.20221105gitca8baff.fc38.x86_64
Provides: debuginfo(build-id) = 8fe068a0af93b9d349eccc629a706151e00d1b7f debuginfo(build-id) = 918adfc1c51d87e894ff413e6dcfe069f20c7534 libublksrv.so.0.0.0-1.0-2.20221105gitca8baff.fc38.x86_64.debug()(64bit) ubdsrv-debuginfo = 1.0-2.20221105gitca8baff.fc38 ubdsrv-debuginfo(x86-64) = 1.0-2.20221105gitca8baff.fc38
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Recommends: ubdsrv-debugsource(x86-64) = 1.0-2.20221105gitca8baff.fc38
Checking for unpackaged file(s): /usr/lib/rpm/check-files /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64
Wrote: /builddir/build/RPMS/ubdsrv-debugsource-1.0-2.20221105gitca8baff.fc38.x86_64.rpm
Wrote: /builddir/build/RPMS/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64.rpm
Wrote: /builddir/build/RPMS/ubdsrv-devel-1.0-2.20221105gitca8baff.fc38.x86_64.rpm
Wrote: /builddir/build/RPMS/ubdsrv-debuginfo-1.0-2.20221105gitca8baff.fc38.x86_64.rpm
Executing(%clean): /bin/sh -e /var/tmp/rpm-tmp.kELrqU
+ umask 022
+ cd /builddir/build/BUILD
+ cd ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262
+ /usr/bin/rm -rf /builddir/build/BUILDROOT/ubdsrv-1.0-2.20221105gitca8baff.fc38.x86_64
+ RPM_EC=0
++ jobs -p
+ exit 0
Executing(rmbuild): /bin/sh -e /var/tmp/rpm-tmp.ADH7Tc
+ umask 022
+ cd /builddir/build/BUILD
+ rm -rf ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262 ubdsrv-ca8baff898868f2ee6f5cdda9c16cf8d94435262.gemspec
+ RPM_EC=0
++ jobs -p
+ exit 0
Child return code was: 0