Obtained 30 stack frames.
/usr/games/crawl-git-4a9242f8b5(_Z17write_stack_traceP8_IO_FILEi+0x21) [0x568c61]: write_stack_trace(_IO_FILE*, int)
/usr/games/crawl-git-4a9242f8b5(_Z20crash_signal_handleri+0x1a8) [0x569028]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x364c0) [0x7ff7b9e264c0]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x35) [0x7ff7b9e26445]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0x17b) [0x7ff7b9e29bab]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x73e2e) [0x7ff7b9e63e2e]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x7e626) [0x7ff7b9e6e626]: 
/usr/games/crawl-git-4a9242f8b5(_ZNSt6vectorIiSaIiEE13_M_insert_auxEN9__gnu_cxx17__normal_iteratorIPiS1_EERKi+0x120) [0x4dee00]: std::vector<int, std::allocator<int> >::_M_insert_aux(__gnu_cxx::__normal_iterator<int*, std::vector<int, std::allocator<int> > >, int const&)
/usr/games/crawl-git-4a9242f8b5(_ZN16formatted_string13parse_string1ERKSsRS_RSt6vectorIiSaIiEEPFbS1_E+0x715) [0x637425]: formatted_string::parse_string1(std::string const&, formatted_string&, std::vector<int, std::allocator<int> >&, bool (*)(std::string const&))
/usr/games/crawl-git-4a9242f8b5(_ZN16formatted_string12parse_stringERKSsbPFbS1_Ei+0x71) [0x6376f1]: formatted_string::parse_string(std::string const&, bool, bool (*)(std::string const&), int)
/usr/games/crawl-git-4a9242f8b5(_Z17get_last_messagesib+0x13f) [0x7bfa8f]: get_last_messages(int, bool)
/usr/games/crawl-git-4a9242f8b5(_Z13do_crash_dumpv+0x962) [0x5714c2]: do_crash_dump()
/usr/games/crawl-git-4a9242f8b5(_Z20crash_signal_handleri+0x9c) [0x568f1c]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x364c0) [0x7ff7b9e264c0]: 
/usr/lib/x86_64-linux-gnu/liblua5.1.so.0(lua_newuserdata+0x37) [0x7ff7bb72d717]: 
/usr/games/crawl-git-4a9242f8b5(_Z17clua_new_userdataI12item_wrapperEPT_P9lua_StatePKc+0x23) [0x729133]: item_wrapper* clua_new_userdata<item_wrapper>(lua_State*, char const*)
/usr/games/crawl-git-4a9242f8b5(_Z14clua_push_itemP9lua_StateP8item_def+0xe) [0x72817e]: clua_push_item(lua_State*, item_def*)
/usr/games/crawl-git-4a9242f8b5(_Z21userdef_annotate_itemPKcPK8item_defb+0x53) [0x998043]: userdef_annotate_item(char const*, item_def const*, bool)
/usr/games/crawl-git-4a9242f8b5(_ZNK5Stash5writeEP8_IO_FILEiiSsb+0x14d) [0x999e2d]: Stash::write(_IO_FILE*, int, int, std::string, bool) const
/usr/games/crawl-git-4a9242f8b5(_ZNK12LevelStashes5writeEP8_IO_FILEb+0x159) [0x99a409]: LevelStashes::write(_IO_FILE*, bool) const
/usr/games/crawl-git-4a9242f8b5(_ZNK12StashTracker5writeEP8_IO_FILEb+0x6f) [0x99a4ff]: StashTracker::write(_IO_FILE*, bool) const
/usr/games/crawl-git-4a9242f8b5(_ZNK12StashTracker4dumpEPKcb+0x3d) [0x99a59d]: StashTracker::dump(char const*, bool) const
/usr/games/crawl-git-4a9242f8b5(_Z9dump_charRKSsbbPK15scorefile_entry+0x1b6) [0x5377e6]: dump_char(std::string const&, bool, bool, scorefile_entry const*)
/usr/games/crawl-git-4a9242f8b5(_Z9save_gamebPKc+0x93) [0x626d83]: save_game(bool, char const*)
/usr/games/crawl-git-4a9242f8b5(_Z7builderb20dungeon_feature_type+0xaf6) [0x5f7a56]: builder(bool, dungeon_feature_type)
/usr/games/crawl-git-4a9242f8b5(_Z10load_level20dungeon_feature_type14load_mode_typeRK8level_id+0xafa) [0x627c7a]: load_level(dungeon_feature_type, load_mode_type, level_id const&)
/usr/games/crawl-git-4a9242f8b5(_Z12startup_stepv+0xe82) [0x9966a2]: startup_step()
/usr/games/crawl-git-4a9242f8b5(main+0x150) [0x75fb40]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xed) [0x7ff7b9e1176d]: 
/usr/games/crawl-git-4a9242f8b5() [0x4c7ea9]