The last one add svc_thread into threadCollect list. svc_thread might
not have been initialized yet. I could easly reproduce it running
bugs.core_2940.
When building Firebird 3.0.7 as part of LibreOffice, I saw it fail once (at
<https://ci.libreoffice.org/job/gerrit_linux_clang_dbgutil/74624/>) with
[...]
> config.status: creating gen/Makefile.extern.editline
> config.status: creating src/include/gen/autoconfig.auto
> config.status: executing libtool commands
>
>
> The Firebird3 package has been configured with the following options:
>
> Raw devices : enabled
> Service name : gds_db
> Service port : 3050
> GPRE modules : c_cxx.cpp
>
> Install Dir : /usr/local/firebird
>
> mkpar.c:182:2: warning: add explicit braces to avoid dangling else [-Wdangling-else]
> else
> ^
> 1 warning generated.
> main.o: In function `create_file_names':
> main.c:(.text+0x976): warning: the use of `mktemp' is dangerous, better use `mkstemp'
> /usr/bin/ld: cannot open output file /home/tdf/lode/jenkins/workspace/lo_gerrit/Config/linux_clang_dbgutil_64/workdir/UnpackedTarball/firebird/gen/Debug/cloop/release/bin/cloop: No such file or directory
> clang-5.0: error: linker command failed with exit code 1 (use -v to see invocation)
> Makefile:84: recipe for target '/home/tdf/lode/jenkins/workspace/lo_gerrit/Config/linux_clang_dbgutil_64/workdir/UnpackedTarball/firebird/gen/Debug/cloop/release/bin/cloop' failed
> make[6]: *** [/home/tdf/lode/jenkins/workspace/lo_gerrit/Config/linux_clang_dbgutil_64/workdir/UnpackedTarball/firebird/gen/Debug/cloop/release/bin/cloop] Error 1
> make[6]: Target 'all' not remade because of errors.
> Makefile:130: recipe for target 'extern' failed
> make[5]: *** [extern] Error 2
> Makefile:181: recipe for target 'master_process' failed
> make[4]: *** [master_process] Error 2
> Makefile:72: recipe for target 'Debug' failed
> make[3]: *** [Debug] Error 2
> Makefile:6: recipe for target 'Debug' failed
> make[2]: *** [Debug] Error 2
> /home/tdf/lode/jenkins/workspace/lo_gerrit/Config/linux_clang_dbgutil_64/external/firebird/ExternalProject_firebird.mk:29: recipe for target '/home/tdf/lode/jenkins/workspace/lo_gerrit/Config/linux_clang_dbgutil_64/workdir/ExternalProject/firebird/build' failed
> make[1]: *** [/home/tdf/lode/jenkins/workspace/lo_gerrit/Config/linux_clang_dbgutil_64/workdir/ExternalProject/firebird/build] Error 1
[...]
Database triggers ON DISCONNECT and ON CONNECT is fired during session reset.
New system variable RESETTING is introduced to detect session reset state.
More detailed description see in tracker.
