Obtained 22 stack frames.
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x6268a86714ce]: write_stack_trace(_IO_FILE*)
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z20crash_signal_handleri+0x18f) [0x6268a867193f]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x79222a845330]: 
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z12dgn_vault_at9coord_def+0x42) [0x6268a87320b2]: dgn_vault_at(coord_def)
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z23raw_feature_descriptionB5cxx11RK9coord_def+0x5c) [0x6268a8712a1c]: raw_feature_description[abi:cxx11](coord_def const&)
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z13do_crash_dumpv+0x227a) [0x6268a868154a]: do_crash_dump()
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z20crash_signal_handleri+0x1fa) [0x6268a86719aa]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x79222a845330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x79222a89eb2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x79222a84527e]: 
/var/dcss/builds/dcss-trunk/latest/bin/dcss(+0x507add) [0x6268a867eadd]: 
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z12AssertFailedPKcS0_iS0_z+0x1c7) [0x6268a867efe7]: AssertFailed(char const*, char const*, int, char const*, ...)
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z9save_gamebPKc+0x7c4) [0x6268a87859b4]: save_game(bool, char const*)
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z21check_selected_skillsv+0x257) [0x6268a8c20f67]: check_selected_skills()
/var/dcss/builds/dcss-trunk/latest/bin/dcss(+0x60cda8) [0x6268a8783da8]: 
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z12restore_gameRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE+0x23) [0x6268a8784933]: restore_game(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z12startup_stepv+0x947) [0x6268a8cb7c37]: startup_step()
/var/dcss/builds/dcss-trunk/latest/bin/dcss(+0xcc524d) [0x6268a8e3c24d]: 
/var/dcss/builds/dcss-trunk/latest/bin/dcss(main+0x1f7) [0x6268a85a3087]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x2a1ca) [0x79222a82a1ca]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x79222a82a28b]: 
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_start+0x25) [0x6268a85a3b75]: