"g++-13"   -fvisibility-inlines-hidden -std=gnu++20 -fPIC -m64 -pthread -O0 -fno-inline -Wall -fvisibility=hidden -Wextra -DBOOST_ALL_NO_LIB=1 -DBOOST_COBALT_USE_STD_PMR=1 -DBOOST_CONTAINER_DYN_LINK=1 -DBOOST_CONTAINER_NO_LIB=1 -DBOOST_PYTHON_NO_LIB -DBOOST_PYTHON_SUPPRESS_REGISTRY_INITIALIZATION   -I".." -I"/usr/include/python2.7" -I"/var/boost/run/boost_root/libs/assert/include" -I"/var/boost/run/boost_root/libs/bind/include" -I"/var/boost/run/boost_root/libs/container/include" -I"/var/boost/run/boost_root/libs/container_hash/include" -I"/var/boost/run/boost_root/libs/conversion/include" -I"/var/boost/run/boost_root/libs/core/include" -I"/var/boost/run/boost_root/libs/describe/include" -I"/var/boost/run/boost_root/libs/detail/include" -I"/var/boost/run/boost_root/libs/function/include" -I"/var/boost/run/boost_root/libs/function_types/include" -I"/var/boost/run/boost_root/libs/fusion/include" -I"/var/boost/run/boost_root/libs/integer/include" -I"/var/boost/run/boost_root/libs/intrusive/include" -I"/var/boost/run/boost_root/libs/iterator/include" -I"/var/boost/run/boost_root/libs/lexical_cast/include" -I"/var/boost/run/boost_root/libs/move/include" -I"/var/boost/run/boost_root/libs/mp11/include" -I"/var/boost/run/boost_root/libs/optional/include" -I"/var/boost/run/boost_root/libs/python/include" -I"/var/boost/run/boost_root/libs/smart_ptr/include" -I"/var/boost/run/boost_root/libs/throw_exception/include" -I"/var/boost/run/boost_root/libs/tuple/include" -I"/var/boost/run/boost_root/libs/type_traits/include"  -c -o "/var/boost/run/results/boost/bin.v2/libs/python/test/upcast.test/gcc-13~gnu20/debug/x86_64/debug-symbols-off/python-2.7/threading-multi/visibility-hidden/upcast.o" "../libs/python/test/upcast.cpp"

            

"g++-13" -L"/usr/lib/x86_64-linux-gnu" -Wl,-rpath -Wl,"/usr/lib/x86_64-linux-gnu" -Wl,-rpath -Wl,"/var/boost/run/results/boost/bin.v2/libs/container/build/gcc-13~gnu20/debug/x86_64/debug-symbols-off/threading-multi/visibility-hidden" -Wl,-rpath -Wl,"/var/boost/run/results/boost/bin.v2/libs/graph/build/gcc-13~gnu20/debug/x86_64/debug-symbols-off/threading-multi/visibility-hidden" -Wl,-rpath -Wl,"/var/boost/run/results/boost/bin.v2/libs/python/build/gcc-13~gnu20/debug/x86_64/debug-symbols-off/python-2.7/threading-multi/visibility-hidden" -Wl,-rpath-link -Wl,"/var/boost/run/results/boost/bin.v2/libs/container/build/gcc-13~gnu20/debug/x86_64/debug-symbols-off/threading-multi/visibility-hidden" -Wl,-rpath-link -Wl,"/var/boost/run/results/boost/bin.v2/libs/graph/build/gcc-13~gnu20/debug/x86_64/debug-symbols-off/threading-multi/visibility-hidden" -Wl,-rpath-link -Wl,"/var/boost/run/results/boost/bin.v2/libs/python/build/gcc-13~gnu20/debug/x86_64/debug-symbols-off/python-2.7/threading-multi/visibility-hidden" -o "/var/boost/run/results/boost/bin.v2/libs/python/test/upcast.test/gcc-13~gnu20/debug/x86_64/debug-symbols-off/python-2.7/threading-multi/visibility-hidden/upcast" -Wl,--start-group "/var/boost/run/results/boost/bin.v2/libs/python/test/upcast.test/gcc-13~gnu20/debug/x86_64/debug-symbols-off/python-2.7/threading-multi/visibility-hidden/upcast.o" "/var/boost/run/results/boost/bin.v2/libs/python/build/gcc-13~gnu20/debug/x86_64/debug-symbols-off/python-2.7/threading-multi/visibility-hidden/libboost_python27.so.1.87.0" "/var/boost/run/results/boost/bin.v2/libs/container/build/gcc-13~gnu20/debug/x86_64/debug-symbols-off/threading-multi/visibility-hidden/libboost_container.so.1.87.0"  -Wl,-Bstatic  -Wl,-Bdynamic -lrt -ldl -lpthread -lutil -lpython2.7 -Wl,--end-group -fPIC -m64 -pthread -fvisibility=hidden -fvisibility-inlines-hidden 

            

/var/boost/run/results/boost/bin.v2/libs/python/test/upcast.test/gcc-13~gnu20/debug/x86_64/debug-symbols-off/python-2.7/threading-multi/visibility-hidden/upcast: /usr/lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.31' not found (required by /var/boost/run/results/boost/bin.v2/libs/graph/build/gcc-13~gnu20/debug/x86_64/debug-symbols-off/threading-multi/visibility-hidden/libboost_graph.so.1.87.0)

EXIT STATUS: 1