Obtained 27 stack frames.
/usr/games/crawl-git-482a304204(_Z17write_stack_traceP8_IO_FILEi+0x23) [0x64d903]: write_stack_trace(_IO_FILE*, int)
/usr/games/crawl-git-482a304204(_Z20crash_signal_handleri+0x174) [0x64dc74]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x35180) [0x7f71eea11180]: 
/lib/x86_64-linux-gnu/libpthread.so.0(raise+0x2b) [0x7f71eed9479b]: 
/usr/games/crawl-git-482a304204() [0x654114]
/usr/games/crawl-git-482a304204() [0x65459f]
/usr/games/crawl-git-482a304204(_Z20crash_signal_handleri+0x293) [0x64dd93]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x35180) [0x7f71eea11180]: 
/usr/games/crawl-git-482a304204(_Z20is_unrandom_artefactRK8item_defi+0x2) [0x5ef832]: is_unrandom_artefact(item_def const&, int)
/usr/games/crawl-git-482a304204(_Z11item_colourR8item_def+0x27) [0x84d277]: item_colour(item_def&)
/usr/games/crawl-git-482a304204(_Z5itemsb17object_class_typeiiii+0x350) [0x84e9b0]: items(bool, object_class_type, int, int, int, int)
/usr/games/crawl-git-482a304204(_Z14dgn_place_itemRK9item_specRK9coord_defi+0x116) [0x6cfe76]: dgn_place_item(item_spec const&, coord_def const&, int)
/usr/games/crawl-git-482a304204(_Z24dgn_place_multiple_itemsR9item_listRK9coord_def+0x45) [0x6d1c15]: dgn_place_multiple_items(item_list&, coord_def const&)
/usr/games/crawl-git-482a304204(_ZN15vault_placement10apply_gridEv+0x514) [0x6d7104]: vault_placement::apply_grid()
/usr/games/crawl-git-482a304204() [0x6d7784]
/usr/games/crawl-git-482a304204() [0x6da551]
/usr/games/crawl-git-482a304204() [0x6dc1e2]
/usr/games/crawl-git-482a304204(_Z7builderb20dungeon_feature_type+0x259) [0x6dd659]: builder(bool, dungeon_feature_type)
/usr/games/crawl-git-482a304204(_Z10load_level20dungeon_feature_type14load_mode_typeRK8level_id+0xaf9) [0x7053f9]: load_level(dungeon_feature_type, load_mode_type, level_id const&)
/usr/games/crawl-git-482a304204(_Z11take_stairs20dungeon_feature_typebbb+0xc07) [0xa73987]: take_stairs(dungeon_feature_type, bool, bool, bool)
/usr/games/crawl-git-482a304204() [0x66c59b]
/usr/games/crawl-git-482a304204(_Z12handle_delayv+0x448) [0x66e518]: handle_delay()
/usr/games/crawl-git-482a304204() [0x848ab5]
/usr/games/crawl-git-482a304204() [0x8496dd]
/usr/games/crawl-git-482a304204(main+0x2eb) [0x53eceb]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5) [0x7f71ee9fdb45]: 
/usr/games/crawl-git-482a304204() [0x5bab2c]