Obtained 34 stack frames.
/usr/games/crawl-git-9c4cb8273d(_Z17write_stack_traceP8_IO_FILE+0x28) [0x55c12abf3658]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-9c4cb8273d(_Z20crash_signal_handleri+0x1bd) [0x55c12abf3a9d]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x33060) [0x7fe192b23060]: 
/lib/x86_64-linux-gnu/libc.so.6(sigprocmask+0x10) [0x7fe192b232e0]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xe1) [0x7fe192b243a1]: 
/usr/games/crawl-git-9c4cb8273d(+0x39513b) [0x55c12abfb13b]: 
/usr/games/crawl-git-9c4cb8273d(+0x3953cd) [0x55c12abfb3cd]: 
/usr/games/crawl-git-9c4cb8273d(+0x95ebc0) [0x55c12b1c4bc0]: 
/usr/games/crawl-git-9c4cb8273d(_ZN14TilesFramework14send_milestoneERK11xlog_fields+0x108) [0x55c12b1c52e8]: TilesFramework::send_milestone(xlog_fields const&)
/usr/games/crawl-git-9c4cb8273d(_Z14mark_milestoneRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_S6_l+0x43d) [0x55c12ad4e4cd]: 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-9c4cb8273d(_Z13do_crash_dumpv+0x2107) [0x55c12abfd607]: do_crash_dump()
/usr/games/crawl-git-9c4cb8273d(_Z20crash_signal_handleri+0x7e) [0x55c12abf395e]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x33060) [0x7fe192b23060]: 
/lib/x86_64-linux-gnu/libpthread.so.0(raise+0xcf) [0x7fe192e9ff9f]: 
/usr/games/crawl-git-9c4cb8273d(+0x395136) [0x55c12abfb136]: 
/usr/games/crawl-git-9c4cb8273d(+0x3952a2) [0x55c12abfb2a2]: 
/usr/games/crawl-git-9c4cb8273d(+0x6b95ac) [0x55c12af1f5ac]: 
/usr/games/crawl-git-9c4cb8273d(_Z13place_monster9mgen_databb+0x205) [0x55c12af22025]: place_monster(mgen_data, bool, bool)
/usr/games/crawl-git-9c4cb8273d(_Z10mons_place9mgen_data+0x1ec) [0x55c12af22d2c]: mons_place(mgen_data)
/usr/games/crawl-git-9c4cb8273d(_Z14create_monster9mgen_datab+0x308) [0x55c12af243a8]: create_monster(mgen_data, bool)
/usr/games/crawl-git-9c4cb8273d(_Z4ouchi16kill_method_typejPKcbS1_+0x1bbd) [0x55c12afa146d]: ouch(int, kill_method_type, unsigned int, char const*, bool, char const*)
/usr/games/crawl-git-9c4cb8273d(_ZN4bolt13affect_playerEv+0x63c) [0x55c12abae10c]: bolt::affect_player()
/usr/games/crawl-git-9c4cb8273d(_ZN4bolt11affect_cellEv+0x207) [0x55c12abb34c7]: bolt::affect_cell()
/usr/games/crawl-git-9c4cb8273d(_ZN4bolt21explosion_affect_cellERK9coord_def+0x2c) [0x55c12abb35bc]: bolt::explosion_affect_cell(coord_def const&)
/usr/games/crawl-git-9c4cb8273d(_ZN4bolt7explodeEbb+0x7c8) [0x55c12abb3da8]: bolt::explode(bool, bool)
/usr/games/crawl-git-9c4cb8273d(_ZN16explosion_fineff4fireEv+0x6e) [0x55c12ace722e]: explosion_fineff::fire()
/usr/games/crawl-git-9c4cb8273d(_Z18fire_final_effectsv+0x2e) [0x55c12ace58fe]: fire_final_effects()
/usr/games/crawl-git-9c4cb8273d(_Z15handle_monstersb+0x916) [0x55c12aebf1f6]: handle_monsters(bool)
/usr/games/crawl-git-9c4cb8273d(_Z12world_reactsv+0xe2) [0x55c12b1d9dd2]: world_reacts()
/usr/games/crawl-git-9c4cb8273d(+0x976060) [0x55c12b1dc060]: 
/usr/games/crawl-git-9c4cb8273d(+0x976605) [0x55c12b1dc605]: 
/usr/games/crawl-git-9c4cb8273d(main+0x345) [0x55c12ab4d885]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf1) [0x7fe192b102e1]: 
/usr/games/crawl-git-9c4cb8273d(_start+0x2a) [0x55c12ab4e21a]: