"g++-6"   -std=c++14 -O2 -fPIC -m64 -O0 -fno-inline -Wall -Wextra -Werror  -DBOOST_ALL_NO_LIB=1 -DBOOST_COBALT_USE_STD_PMR=1 -DBOOST_SYSTEM_DYN_LINK=1 -DBOOST_SYSTEM_NO_LIB=1   -I".." -I"/var/boost/run/boost_root/libs/assert/include" -I"/var/boost/run/boost_root/libs/core/include" -I"/var/boost/run/boost_root/libs/mp11/include" -I"/var/boost/run/boost_root/libs/predef/include" -I"/var/boost/run/boost_root/libs/system/include" -I"/var/boost/run/boost_root/libs/throw_exception/include" -I"/var/boost/run/boost_root/libs/variant2/include" -I"/var/boost/run/boost_root/libs/winapi/include"  -c -o "/var/boost/run/results/boost/bin.v2/libs/system/test/std_interop_test11.test/gcc-6~c++14~O2/debug/x86_64/debug-symbols-off/std_interop_test11.o" "../libs/system/test/std_interop_test11.cpp"

            

    "g++-6"  -Wl,-rpath -Wl,"/var/boost/run/results/boost/bin.v2/libs/system/build/gcc-6~c++14~O2/debug/x86_64/debug-symbols-off/visibility-hidden" -Wl,-rpath-link -Wl,"/var/boost/run/results/boost/bin.v2/libs/system/build/gcc-6~c++14~O2/debug/x86_64/debug-symbols-off/visibility-hidden" -o "/var/boost/run/results/boost/bin.v2/libs/system/test/std_interop_test11.test/gcc-6~c++14~O2/debug/x86_64/debug-symbols-off/std_interop_test11" -Wl,--start-group "/var/boost/run/results/boost/bin.v2/libs/system/test/std_interop_test11.test/gcc-6~c++14~O2/debug/x86_64/debug-symbols-off/std_interop_test11.o" "/var/boost/run/results/boost/bin.v2/libs/system/build/gcc-6~c++14~O2/debug/x86_64/debug-symbols-off/visibility-hidden/libboost_system.so.1.87.0"  -Wl,-Bstatic  -Wl,-Bdynamic  -Wl,--end-group -fPIC -m64 

/var/boost/run/results/boost/bin.v2/libs/system/test/std_interop_test11.test/gcc-6~c++14~O2/debug/x86_64/debug-symbols-off/std_interop_test11.o: In function `std::make_error_code(std::io_errc)':
std_interop_test11.cpp:(.text._ZSt15make_error_codeSt7io_errc[_ZSt15make_error_codeSt7io_errc]+0xd): undefined reference to `std::iostream_category()'
collect2: error: ld returned 1 exit status