Obtained 32 stack frames.
/usr/games/crawl-git-a282ea246d(_Z17write_stack_traceP8_IO_FILE+0x28) [0x55f9cf7557c8]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-a282ea246d(_Z20crash_signal_handleri+0x1bd) [0x55f9cf755c0d]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x33060) [0x7f4b38463060]: 
/lib/x86_64-linux-gnu/libc.so.6(sigprocmask+0x10) [0x7f4b384632e0]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xe1) [0x7f4b384643a1]: 
/usr/games/crawl-git-a282ea246d(+0x39325b) [0x55f9cf75d25b]: 
/usr/games/crawl-git-a282ea246d(+0x3934ed) [0x55f9cf75d4ed]: 
/usr/games/crawl-git-a282ea246d(+0x9602d0) [0x55f9cfd2a2d0]: 
/usr/games/crawl-git-a282ea246d(_ZN14TilesFramework14send_milestoneERK11xlog_fields+0x108) [0x55f9cfd2a9f8]: TilesFramework::send_milestone(xlog_fields const&)
/usr/games/crawl-git-a282ea246d(_Z14mark_milestoneRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_S6_l+0x43d) [0x55f9cf8b032d]: mark_milestone(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, long)
/usr/games/crawl-git-a282ea246d(_Z13do_crash_dumpv+0x2107) [0x55f9cf75f727]: do_crash_dump()
/usr/games/crawl-git-a282ea246d(_Z20crash_signal_handleri+0x7e) [0x55f9cf755ace]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x33060) [0x7f4b38463060]: 
/lib/x86_64-linux-gnu/libpthread.so.0(raise+0xcf) [0x7f4b387dff9f]: 
/usr/games/crawl-git-a282ea246d(+0x393256) [0x55f9cf75d256]: 
/usr/games/crawl-git-a282ea246d(+0x3933c2) [0x55f9cf75d3c2]: 
/usr/games/crawl-git-a282ea246d(_Z13add_companionP7monster+0x34f) [0x55f9cf87687f]: add_companion(monster*)
/usr/games/crawl-git-a282ea246d(_Z17beogh_convert_orcP7monster6conv_t+0x173) [0x55f9cf700c73]: beogh_convert_orc(monster*, conv_t)
/usr/games/crawl-git-a282ea246d(+0x67b5b7) [0x55f9cfa455b7]: 
/usr/games/crawl-git-a282ea246d(_Z11monster_dieR7monster11killer_typeibbb+0x388e) [0x55f9cfa5072e]: monster_die(monster&, killer_type, int, bool, bool, bool)
/usr/games/crawl-git-a282ea246d(_ZN6attack19handle_phase_killedEv+0x42) [0x55f9cf6fa772]: attack::handle_phase_killed()
/usr/games/crawl-git-a282ea246d(_ZN12melee_attack6attackEv+0x49f) [0x55f9cf9fdf5f]: melee_attack::attack()
/usr/games/crawl-git-a282ea246d(_Z11fight_meleeP5actorS0_Pbb+0x31c) [0x55f9cf82526c]: fight_melee(actor*, actor*, bool*, bool)
/usr/games/crawl-git-a282ea246d(+0x1ee7a2) [0x55f9cf5b87a2]: 
/usr/games/crawl-git-a282ea246d(_Z19handle_monster_moveP7monster+0x1a00) [0x55f9cfa1ffe0]: handle_monster_move(monster*)
/usr/games/crawl-git-a282ea246d(_Z15handle_monstersb+0x8fc) [0x55f9cfa2122c]: handle_monsters(bool)
/usr/games/crawl-git-a282ea246d(_Z12world_reactsv+0xe2) [0x55f9cfd3f6d2]: world_reacts()
/usr/games/crawl-git-a282ea246d(+0x977960) [0x55f9cfd41960]: 
/usr/games/crawl-git-a282ea246d(+0x977f05) [0x55f9cfd41f05]: 
/usr/games/crawl-git-a282ea246d(main+0x345) [0x55f9cf6afe55]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf1) [0x7f4b384502e1]: 
/usr/games/crawl-git-a282ea246d(_start+0x2a) [0x55f9cf6b07ea]: