Отлавливаю seg.fault при помощи gdb а тут такое:
0x00007ffff79555ad in std::__use_cache<std::__numpunct_cache<wchar_t> >::operator() (__loc=…, this=<optimized out>)
at /usr/src/debug/gcc/gcc-build/x86_64-pc-linux-gnu/libstdc++-v3/include/bits/locale_facets.tcc:56
56 /usr/src/debug/gcc/gcc-build/x86_64-pc-linux-gnu/libstdc++-v3/include/bits/locale_facets.tcc: No such file or directory.