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Build failure: fastcov #432152

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Build failure: fastcov#432152
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0.kind: build failureA package fails to build
@ghost

Description

@ghost
ghost
opened on Aug 9, 2025

Nixpkgs version

  • Unstable (25.11)

Steps to reproduce

build fastcov

Can Hydra reproduce this build failure?

Yes, Hydra can reproduce this build failure.

Link to Hydra build job

https://hydra.nixos.org/build/303351097

Relevant log output

Sourcing python-remove-tests-dir-hook
Sourcing python-catch-conflicts-hook.sh
Sourcing python-remove-bin-bytecode-hook.sh
Sourcing pypa-build-hook
Using pypaBuildPhase
Sourcing python-runtime-deps-check-hook
Using pythonRuntimeDepsCheckHook
Sourcing pypa-install-hook
Using pypaInstallPhase
Sourcing python-imports-check-hook.sh
Using pythonImportsCheckPhase
Sourcing python-namespaces-hook
Sourcing python-catch-conflicts-hook.sh
Sourcing pytest-check-hook
Running phase: unpackPhase
unpacking source archive /nix/store/6hdh4iabjjncqh83kw1z4xk5cbhr9yvn-source
source root is source
setting SOURCE_DATE_EPOCH to timestamp 315619200 of file "source/utils/fastcov_to_sonarqube.py"
Running phase: patchPhase
Running phase: updateAutotoolsGnuConfigScriptsPhase
Running phase: configurePhase
no configure script, doing nothing
Running phase: buildPhase
Executing pypaBuildPhase
Creating a wheel...
pypa build flags: --no-isolation --outdir dist/ --wheel
* Getting build dependencies for wheel...
<string>:4: DeprecationWarning: pkg_resources is deprecated as an API. See https://setuptools.pypa.io/en/latest/pkg_resources.html
/nix/store/jmwzwlfxngxjb7d15wdajh1ffl0bcjsn-python3.13-setuptools-80.7.1/lib/python3.13/site-packages/setuptools/dist.py:759: SetuptoolsDeprecationWarning: License classifiers are deprecated.
!!

        ********************************************************************************
        Please consider removing the following classifiers in favor of a SPDX license expression:

        License :: OSI Approved :: MIT License

        See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
        ********************************************************************************

!!
  self._finalize_license_expression()
running egg_info
creating fastcov.egg-info
writing fastcov.egg-info/PKG-INFO
writing dependency_links to fastcov.egg-info/dependency_links.txt
writing top-level names to fastcov.egg-info/top_level.txt
writing manifest file 'fastcov.egg-info/SOURCES.txt'
reading manifest file 'fastcov.egg-info/SOURCES.txt'
adding license file 'LICENSE'
writing manifest file 'fastcov.egg-info/SOURCES.txt'
* Building wheel...
<string>:4: DeprecationWarning: pkg_resources is deprecated as an API. See https://setuptools.pypa.io/en/latest/pkg_resources.html
/nix/store/jmwzwlfxngxjb7d15wdajh1ffl0bcjsn-python3.13-setuptools-80.7.1/lib/python3.13/site-packages/setuptools/dist.py:759: SetuptoolsDeprecationWarning: License classifiers are deprecated.
!!

        ********************************************************************************
        Please consider removing the following classifiers in favor of a SPDX license expression:

        License :: OSI Approved :: MIT License

        See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
        ********************************************************************************

!!
  self._finalize_license_expression()
running bdist_wheel
/nix/store/jmwzwlfxngxjb7d15wdajh1ffl0bcjsn-python3.13-setuptools-80.7.1/lib/python3.13/site-packages/setuptools/_distutils/cmd.py:135: SetuptoolsDeprecationWarning: bdist_wheel.universal is deprecated
!!

        ********************************************************************************
        With Python 2.7 end-of-life, support for building universal wheels
        (i.e., wheels that support both Python 2 and Python 3)
        is being obviated.
        Please discontinue using this option, or if you still need it,
        file an issue with pypa/setuptools describing your use case.

        By 2025-Aug-30, you need to update your project and remove deprecated calls
        or your builds will no longer be supported.
        ********************************************************************************

!!
  self.finalize_options()
running build
running build_py
creating build/lib
copying fastcov.py -> build/lib
running build_scripts
creating build/scripts-3.13
copying and adjusting dist_scripts/fastcov -> build/scripts-3.13
copying and adjusting dist_scripts/fastcov_summary -> build/scripts-3.13
copying and adjusting dist_scripts/fastcov_to_sonarqube -> build/scripts-3.13
changing mode of build/scripts-3.13/fastcov from 644 to 755
changing mode of build/scripts-3.13/fastcov_summary from 644 to 755
changing mode of build/scripts-3.13/fastcov_to_sonarqube from 644 to 755
installing to build/bdist.linux-x86_64/wheel
running install
running install_lib
creating build/bdist.linux-x86_64/wheel
copying build/lib/fastcov.py -> build/bdist.linux-x86_64/wheel/.
running install_egg_info
running egg_info
writing fastcov.egg-info/PKG-INFO
writing dependency_links to fastcov.egg-info/dependency_links.txt
writing top-level names to fastcov.egg-info/top_level.txt
reading manifest file 'fastcov.egg-info/SOURCES.txt'
adding license file 'LICENSE'
writing manifest file 'fastcov.egg-info/SOURCES.txt'
Copying fastcov.egg-info to build/bdist.linux-x86_64/wheel/./fastcov-1.16-py3.13.egg-info
running install_scripts
creating build/bdist.linux-x86_64/wheel/fastcov-1.16.data/scripts
copying build/scripts-3.13/fastcov_to_sonarqube -> build/bdist.linux-x86_64/wheel/fastcov-1.16.data/scripts
copying build/scripts-3.13/fastcov_summary -> build/bdist.linux-x86_64/wheel/fastcov-1.16.data/scripts
copying build/scripts-3.13/fastcov -> build/bdist.linux-x86_64/wheel/fastcov-1.16.data/scripts
changing mode of build/bdist.linux-x86_64/wheel/fastcov-1.16.data/scripts/fastcov_to_sonarqube to 755
changing mode of build/bdist.linux-x86_64/wheel/fastcov-1.16.data/scripts/fastcov_summary to 755
changing mode of build/bdist.linux-x86_64/wheel/fastcov-1.16.data/scripts/fastcov to 755
creating build/bdist.linux-x86_64/wheel/fastcov-1.16.dist-info/WHEEL
creating '/build/source/dist/.tmp-nojivn5v/fastcov-1.16-py2.py3-none-any.whl' and adding 'build/bdist.linux-x86_64/wheel' to it
adding 'fastcov.py'
adding 'fastcov-1.16.data/scripts/fastcov'
adding 'fastcov-1.16.data/scripts/fastcov_summary'
adding 'fastcov-1.16.data/scripts/fastcov_to_sonarqube'
adding 'fastcov-1.16.dist-info/licenses/LICENSE'
adding 'fastcov-1.16.dist-info/METADATA'
adding 'fastcov-1.16.dist-info/WHEEL'
adding 'fastcov-1.16.dist-info/top_level.txt'
adding 'fastcov-1.16.dist-info/RECORD'
removing build/bdist.linux-x86_64/wheel
Successfully built fastcov-1.16-py2.py3-none-any.whl
Finished creating a wheel...
Finished executing pypaBuildPhase
Running phase: pythonRuntimeDepsCheckHook
Executing pythonRuntimeDepsCheck
Checking runtime dependencies for fastcov-1.16-py2.py3-none-any.whl
Finished executing pythonRuntimeDepsCheck
Running phase: installPhase
Executing pypaInstallPhase
Successfully installed fastcov-1.16-py2.py3-none-any.whl
Finished executing pypaInstallPhase
Running phase: pythonOutputDistPhase
Executing pythonOutputDistPhase
Finished executing pythonOutputDistPhase
Running phase: fixupPhase
shrinking RPATHs of ELF executables and libraries in /nix/store/asiv38kwr1dng9c4bn1jb1yx3ajgjiam-python3.13-fastcov-1.16
checking for references to /build/ in /nix/store/asiv38kwr1dng9c4bn1jb1yx3ajgjiam-python3.13-fastcov-1.16...
patching script interpreter paths in /nix/store/asiv38kwr1dng9c4bn1jb1yx3ajgjiam-python3.13-fastcov-1.16
stripping (with command strip and flags -S -p) in  /nix/store/asiv38kwr1dng9c4bn1jb1yx3ajgjiam-python3.13-fastcov-1.16/lib /nix/store/asiv38kwr1dng9c4bn1jb1yx3ajgjiam-python3.13-fastcov-1.16/bin
shrinking RPATHs of ELF executables and libraries in /nix/store/p11vy0kr8maqd49cpkp5znyx679nz4hc-python3.13-fastcov-1.16-dist
checking for references to /build/ in /nix/store/p11vy0kr8maqd49cpkp5znyx679nz4hc-python3.13-fastcov-1.16-dist...
patching script interpreter paths in /nix/store/p11vy0kr8maqd49cpkp5znyx679nz4hc-python3.13-fastcov-1.16-dist
Rewriting #!/nix/store/9yh9ak97gn659bk4d3n411fx6c0ng7s2-python3-3.13.5/bin/python3.13 to #!/nix/store/9yh9ak97gn659bk4d3n411fx6c0ng7s2-python3-3.13.5
wrapping `/nix/store/asiv38kwr1dng9c4bn1jb1yx3ajgjiam-python3.13-fastcov-1.16/bin/fastcov_summary'...
Rewriting #!/nix/store/9yh9ak97gn659bk4d3n411fx6c0ng7s2-python3-3.13.5/bin/python3.13 to #!/nix/store/9yh9ak97gn659bk4d3n411fx6c0ng7s2-python3-3.13.5
wrapping `/nix/store/asiv38kwr1dng9c4bn1jb1yx3ajgjiam-python3.13-fastcov-1.16/bin/fastcov'...
Rewriting #!/nix/store/9yh9ak97gn659bk4d3n411fx6c0ng7s2-python3-3.13.5/bin/python3.13 to #!/nix/store/9yh9ak97gn659bk4d3n411fx6c0ng7s2-python3-3.13.5
wrapping `/nix/store/asiv38kwr1dng9c4bn1jb1yx3ajgjiam-python3.13-fastcov-1.16/bin/fastcov_to_sonarqube'...
Executing pythonRemoveTestsDir
Finished executing pythonRemoveTestsDir
Running phase: installCheckPhase
patching script interpreter paths in .
./build/scripts-3.13/fastcov_to_sonarqube: interpreter directive changed from "#!python" to "/nix/store/9yh9ak97gn659bk4d3n411fx6c0ng7s2-python3-3.13.5/bin/python"
./build/scripts-3.13/fastcov_summary: interpreter directive changed from "#!python" to "/nix/store/9yh9ak97gn659bk4d3n411fx6c0ng7s2-python3-3.13.5/bin/python"
./build/scripts-3.13/fastcov: interpreter directive changed from "#!python" to "/nix/store/9yh9ak97gn659bk4d3n411fx6c0ng7s2-python3-3.13.5/bin/python"
./utils/fastcov_to_sonarqube.py: interpreter directive changed from "#!/usr/bin/env python3" to "/nix/store/9yh9ak97gn659bk4d3n411fx6c0ng7s2-python3-3.13.5/bin/python3"
./utils/fastcov_summary.py: interpreter directive changed from "#!/usr/bin/env python3" to "/nix/store/9yh9ak97gn659bk4d3n411fx6c0ng7s2-python3-3.13.5/bin/python3"
./test/unit/test_diff_parser.py: interpreter directive changed from "#!/usr/bin/env python3" to "/nix/store/9yh9ak97gn659bk4d3n411fx6c0ng7s2-python3-3.13.5/bin/python3"
./test/unit/test_diff_filter.py: interpreter directive changed from "#!/usr/bin/env python3" to "/nix/store/9yh9ak97gn659bk4d3n411fx6c0ng7s2-python3-3.13.5/bin/python3"
./test/unit/run_all.sh: interpreter directive changed from "#!/bin/bash" to "/nix/store/gkwbw9nzbkbz298njbn3577zmrnglbbi-bash-5.3p0/bin/bash"
./test/run_tests.sh: interpreter directive changed from "#!/bin/bash" to "/nix/store/gkwbw9nzbkbz298njbn3577zmrnglbbi-bash-5.3p0/bin/bash"
./test/functional/run_all.sh: interpreter directive changed from "#!/bin/bash" to "/nix/store/gkwbw9nzbkbz298njbn3577zmrnglbbi-bash-5.3p0/bin/bash"
./test/functional/json_cmp.py: interpreter directive changed from "#!/usr/bin/env python3" to "/nix/store/9yh9ak97gn659bk4d3n411fx6c0ng7s2-python3-3.13.5/bin/python3"
./test/functional/fake-gcov.sh: interpreter directive changed from "#!/bin/bash" to "/nix/store/gkwbw9nzbkbz298njbn3577zmrnglbbi-bash-5.3p0/bin/bash"
./test/functional/bad-gcov.sh: interpreter directive changed from "#!/bin/bash" to "/nix/store/gkwbw9nzbkbz298njbn3577zmrnglbbi-bash-5.3p0/bin/bash"
./fastcov.py: interpreter directive changed from "#!/usr/bin/env python3" to "/nix/store/9yh9ak97gn659bk4d3n411fx6c0ng7s2-python3-3.13.5/bin/python3"
./example/build.sh: interpreter directive changed from "#!/bin/bash" to "/nix/store/gkwbw9nzbkbz298njbn3577zmrnglbbi-bash-5.3p0/bin/bash"
+ set -e
+ cd ../example
+ ./build.sh
+ BASE_DIR=/build/source/example
+ cd cmake_project
+ rm -rf build/
+ mkdir build
+ cd build
+ cmake .. -G Ninja
CMake Deprecation Warning at CMakeLists.txt:2 (cmake_minimum_required):
  Compatibility with CMake < 3.10 will be removed from a future version of
  CMake.

  Update the VERSION argument <min> value.  Or, use the <min>...<max> syntax
  to tell CMake that the project requires at least <min> but has been updated
  to work with policies introduced by <max> or earlier.


-- The C compiler identification is GNU 14.3.0
-- The CXX compiler identification is GNU 14.3.0
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working C compiler: /nix/store/67x7pknz0qa2j16x02idf0x98lpcspah-gcc-wrapper-14.3.0/bin/gcc - skipped
-- Detecting C compile features
-- Detecting C compile features - done
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: /nix/store/67x7pknz0qa2j16x02idf0x98lpcspah-gcc-wrapper-14.3.0/bin/g++ - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
++ Enabling GCOV Code Coverage
-- Configuring done (1.3s)
-- Generating done (0.0s)
-- Build files have been written to: /build/source/example/cmake_project/build
+ ninja
[3/16] Building CXX object test/CMakeFiles/multitest.dir/test1_2.cpp.opp.o[K
In file included from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/os_defines.h:39,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/c++config.h:683,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/requires_hosted.h:31,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/string:38,
                 from /build/source/example/cmake_project/test/../src/foobar.h:4,
                 from /build/source/example/cmake_project/test/test1_2.cpp:2:
/nix/store/74qjr01q87nwfl0dbsr1s45p8crw3q1f-glibc-2.40-66-dev/include/features.h:422:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
  422 | #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
      |    ^~~~~~~
[4/16] Building CXX object test/CMakeFiles/test1.dir/__/src/source1.cpp.o
In file included from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/os_defines.h:39,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/c++config.h:683,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/requires_hosted.h:31,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/string:38,
                 from /build/source/example/cmake_project/test/../src/foobar.h:4,
                 from /build/source/example/cmake_project/src/source1.cpp:1:
/nix/store/74qjr01q87nwfl0dbsr1s45p8crw3q1f-glibc-2.40-66-dev/include/features.h:422:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
  422 | #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
      |    ^~~~~~~
[5/16] Building CXX object test/CMakeFiles/latin1_test.dir/latin1_test.cpp.o
In file included from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/os_defines.h:39,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/c++config.h:683,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/requires_hosted.h:31,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/string:38,
                 from /build/source/example/cmake_project/test/../src/foobar.h:4,
                 from /build/source/example/cmake_project/test/latin1_test.cpp:2:
/nix/store/74qjr01q87nwfl0dbsr1s45p8crw3q1f-glibc-2.40-66-dev/include/features.h:422:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
  422 | #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
      |    ^~~~~~~
[6/16] Building CXX object test/CMakeFiles/latin1_test.dir/__/src/latin1_enc.cpp.o
In file included from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/os_defines.h:39,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/c++config.h:683,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/requires_hosted.h:31,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/string:38,
                 from /build/source/example/cmake_project/test/../src/foobar.h:4,
                 from /build/source/example/cmake_project/src/latin1_enc.cpp:4:
/nix/store/74qjr01q87nwfl0dbsr1s45p8crw3q1f-glibc-2.40-66-dev/include/features.h:422:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
  422 | #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
      |    ^~~~~~~
[7/16] Building CXX object test/CMakeFiles/multitest.dir/__/src/source2.cpp.o
In file included from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/os_defines.h:39,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/c++config.h:683,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/requires_hosted.h:31,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/string:38,
                 from /build/source/example/cmake_project/test/../src/foobar.h:4,
                 from /build/source/example/cmake_project/src/source2.cpp:1:
/nix/store/74qjr01q87nwfl0dbsr1s45p8crw3q1f-glibc-2.40-66-dev/include/features.h:422:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
  422 | #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
      |    ^~~~~~~
[8/16] Building CXX object test/CMakeFiles/multitest.dir/__/src/source1.cpp.o
In file included from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/os_defines.h:39,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/c++config.h:683,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/requires_hosted.h:31,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/string:38,
                 from /build/source/example/cmake_project/test/../src/foobar.h:4,
                 from /build/source/example/cmake_project/src/source1.cpp:1:
/nix/store/74qjr01q87nwfl0dbsr1s45p8crw3q1f-glibc-2.40-66-dev/include/features.h:422:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
  422 | #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
      |    ^~~~~~~
[9/16] Building CXX object test/CMakeFiles/test1.dir/__/src/source2.cpp.o
In file included from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/os_defines.h:39,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/c++config.h:683,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/requires_hosted.h:31,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/string:38,
                 from /build/source/example/cmake_project/test/../src/foobar.h:4,
                 from /build/source/example/cmake_project/src/source2.cpp:1:
/nix/store/74qjr01q87nwfl0dbsr1s45p8crw3q1f-glibc-2.40-66-dev/include/features.h:422:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
  422 | #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
      |    ^~~~~~~
[11/16] Building CXX object test/CMakeFiles/test1.dir/test1.cpp.o
In file included from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/os_defines.h:39,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/c++config.h:683,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/requires_hosted.h:31,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/string:38,
                 from /build/source/example/cmake_project/test/../src/foobar.h:4,
                 from /build/source/example/cmake_project/test/test1.cpp:2:
/nix/store/74qjr01q87nwfl0dbsr1s45p8crw3q1f-glibc-2.40-66-dev/include/features.h:422:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
  422 | #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
      |    ^~~~~~~
[12/16] Building CXX object test/CMakeFiles/branch_test.dir/__/src/branches.cpp.o
In file included from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/os_defines.h:39,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/c++config.h:683,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/requires_hosted.h:31,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/string:38,
                 from /build/source/example/cmake_project/test/../src/foobar.h:4,
                 from /build/source/example/cmake_project/src/branches.cpp:1:
/nix/store/74qjr01q87nwfl0dbsr1s45p8crw3q1f-glibc-2.40-66-dev/include/features.h:422:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
  422 | #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
      |    ^~~~~~~
[13/16] Building CXX object test/CMakeFiles/branch_test.dir/branch_test.cpp.o
In file included from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/os_defines.h:39,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/x86_64-unknown-linux-gnu/bits/c++config.h:683,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/requires_hosted.h:31,
                 from /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/string:38,
                 from /build/source/example/cmake_project/test/../src/foobar.h:4,
                 from /build/source/example/cmake_project/test/branch_test.cpp:2:
/nix/store/74qjr01q87nwfl0dbsr1s45p8crw3q1f-glibc-2.40-66-dev/include/features.h:422:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
  422 | #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
      |    ^~~~~~~
[16/16] Linking CXX executable bin/branch_test
+ ctest
Test project /build/source/example/cmake_project/build
    Start 1: ctest_1
1/4 Test #1: ctest_1 ..........................   Passed    0.01 sec
    Start 2: ctest_2
2/4 Test #2: ctest_2 ..........................   Passed    0.01 sec
    Start 3: ctest_3
3/4 Test #3: ctest_3 ..........................   Passed    0.01 sec
    Start 4: ctest_4
4/4 Test #4: ctest_4 ..........................   Passed    0.01 sec

100% tests passed, 0 tests failed out of 4

Total Test time (real) =   0.03 sec
+ /build/source/example/fastcov.py -t ExampleTest --gcov gcov --branch-coverage --exclude /usr/include cmake_project/test/ --verbose --lcov -o example.info
[0.072s] [info]: Found 10 coverage files (.gcda)
[0.000s] [debug]: Coverage files found:
    /build/source/test/functional/cmake_project/build/test/CMakeFiles/multitest.dir/test1_2.cpp.gcda
    /build/source/test/functional/cmake_project/build/test/CMakeFiles/multitest.dir/__/src/source1.cpp.gcda
    /build/source/test/functional/cmake_project/build/test/CMakeFiles/multitest.dir/__/src/source2.cpp.gcda
    /build/source/test/functional/cmake_project/build/test/CMakeFiles/branch_test.dir/branch_test.cpp.gcda
    /build/source/test/functional/cmake_project/build/test/CMakeFiles/branch_test.dir/__/src/branches.cpp.gcda
    /build/source/test/functional/cmake_project/build/test/CMakeFiles/latin1_test.dir/latin1_test.cpp.gcda
    /build/source/test/functional/cmake_project/build/test/CMakeFiles/latin1_test.dir/__/src/latin1_enc.cpp.gcda
    /build/source/test/functional/cmake_project/build/test/CMakeFiles/test1.dir/test1.cpp.gcda
    /build/source/test/functional/cmake_project/build/test/CMakeFiles/test1.dir/__/src/source1.cpp.gcda
    /build/source/test/functional/cmake_project/build/test/CMakeFiles/test1.dir/__/src/source2.cpp.gcda
[0.052s] [info]: Spawned 2 gcov processes, each processing at most 5 coverage files
[0.057s] [debug]: Filtering coverage for '/build/source/example/cmake_project/test/test1_2.cpp' due to option '--exclude cmake_project/test/'
[0.000s] [debug]: Accepted coverage for '/build/source/example/cmake_project/src/source1.cpp'
[0.061s] [debug]: Filtering coverage for '/build/source/example/cmake_project/test/latin1_test.cpp' due to option '--exclude cmake_project/test/'
[0.000s] [debug]: Accepted coverage for '/build/source/example/cmake_project/src/latin1_enc.cpp'
[0.000s] [debug]: Filtering coverage for '/build/source/example/cmake_project/test/test1.cpp' due to option '--exclude cmake_project/test/'
[0.004s] [debug]: Accepted coverage for '/build/source/example/cmake_project/src/source2.cpp'
[0.000s] [debug]: Accepted coverage for '/build/source/example/cmake_project/src/source1.cpp'
[0.003s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/initializer_list'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/basic_string.tcc'
[0.003s] [debug]: Accepted coverage for '/build/source/example/cmake_project/src/source2.cpp'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_iterator_base_types.h'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_iterator_base_funcs.h'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/basic_string.h'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/new_allocator.h'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/allocator.h'
[0.000s] [debug]: Filtering coverage for '/build/source/example/cmake_project/test/branch_test.cpp' due to option '--exclude cmake_project/test/'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/char_traits.h'
[0.009s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/move.h'
[0.001s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_construct.h'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/new_allocator.h'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/allocator.h'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_algobase.h'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_uninitialized.h'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_iterator_base_funcs.h'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/cpp_type_traits.h'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_vector.h'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/alloc_traits.h'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/initializer_list'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/vector.tcc'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_iterator_base_types.h'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/basic_string.tcc'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/basic_string.h'
[0.000s] [debug]: Accepted coverage for '/build/source/example/cmake_project/src/branches.cpp'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/new'
[0.000s] [debug]: Accepted coverage for '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/char_traits.h'
[0.030s] [info]: Processed 31 .gcov files (35 total, 4 skipped)
[0.000s] [debug]: Final report will contain coverage for the following 21 source files:
    /build/source/example/cmake_project/src/source1.cpp
    /build/source/example/cmake_project/src/source2.cpp
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/initializer_list
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/basic_string.tcc
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_iterator_base_types.h
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_iterator_base_funcs.h
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/basic_string.h
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/new_allocator.h
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/allocator.h
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/char_traits.h
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/move.h
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_construct.h
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_algobase.h
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_uninitialized.h
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/cpp_type_traits.h
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_vector.h
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/alloc_traits.h
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/vector.tcc
    /build/source/example/cmake_project/src/branches.cpp
    /nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/new
    /build/source/example/cmake_project/src/latin1_enc.cpp
[0.004s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_iterator_base_funcs.h' to scan for exclusion markers...
[0.006s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/move.h' to scan for exclusion markers...
[0.006s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/initializer_list' to scan for exclusion markers...
[0.000s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/basic_string.tcc' to scan for exclusion markers...
[0.000s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_iterator_base_types.h' to scan for exclusion markers...
[0.005s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/basic_string.h' to scan for exclusion markers...
[0.000s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/new_allocator.h' to scan for exclusion markers...
[0.000s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/allocator.h' to scan for exclusion markers...
[0.000s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/char_traits.h' to scan for exclusion markers...
[0.004s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_construct.h' to scan for exclusion markers...
[0.000s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_algobase.h' to scan for exclusion markers...
[0.000s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_uninitialized.h' to scan for exclusion markers...
[0.000s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/cpp_type_traits.h' to scan for exclusion markers...
[0.022s] [info]: Spawned 5 exclusion marker scanning processes, each processing at most 5 source files
[0.023s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/stl_vector.h' to scan for exclusion markers...
[0.000s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/alloc_traits.h' to scan for exclusion markers...
[0.001s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/bits/vector.tcc' to scan for exclusion markers...
[0.000s] [error]: Could not find '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-gcc-14.3.0/include/c++/14.3.0/new' to scan for exclusion markers...
[0.025s] [warning]: Could not decode '/build/source/example/cmake_project/src/latin1_enc.cpp' with utf-8 or fallback encodings (); ignoring errors
[0.012s] [info]: Scanned 21 source files for exclusion markers
[0.001s] [info]: Created lcov info file 'example.info'

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System metadata

  • system: "x86_64-linux"
  • host os: Linux 6.9.9, NixOS, 24.05 (Uakari)
  • multi-user?: yes
  • sandbox: yes
  • version: nix-env (Nix) 2.21.1
  • channels(root): "nixos-24.05"
  • channels(user): "unstable-2025-08-01"
  • nixpkgs: /nix/var/nix/profiles/per-user/root/channels/nixos

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