Obtained 24 stack frames.
/usr/games/crawl-git-dba82d8663(_Z17write_stack_traceP8_IO_FILEi+0x23) [0x6aa2a3]: write_stack_trace(_IO_FILE*, int)
/usr/games/crawl-git-dba82d8663(_Z20crash_signal_handleri+0x174) [0x6aa5f4]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x321e0) [0x7fd1bbb611e0]: 
/lib/x86_64-linux-gnu/libpthread.so.0(raise+0x2b) [0x7fd1bbec9f6b]: 
/usr/games/crawl-git-dba82d8663() [0x6b10e4]
/usr/games/crawl-git-dba82d8663() [0x6b15af]
/usr/games/crawl-git-dba82d8663(_Z20crash_signal_handleri+0x283) [0x6aa703]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x321e0) [0x7fd1bbb611e0]: 
/usr/games/crawl-git-dba82d8663(_Z9hash_randijj+0x28) [0x7ccea8]: hash_rand(int, unsigned int, unsigned int)
/usr/games/crawl-git-dba82d8663(_ZN12mcache_ghostC1ERK12monster_info+0xe2) [0xbf5112]: mcache_ghost::mcache_ghost(monster_info const&)
/usr/games/crawl-git-dba82d8663(_ZN14mcache_manager16register_monsterERK12monster_info+0x98) [0xbf5be8]: mcache_manager::register_monster(monster_info const&)
/usr/games/crawl-git-dba82d8663(_Z18tile_draw_map_cellRK9coord_defb+0x1cd) [0xbec48d]: tile_draw_map_cell(coord_def const&, bool)
/usr/games/crawl-git-dba82d8663(_Z14show_update_atRK9coord_def13enum_bitfieldI10layer_typeLi5EE+0x29d) [0xaa30ed]: show_update_at(coord_def const&, enum_bitfield<layer_type, 5>)
/usr/games/crawl-git-dba82d8663(_Z9show_init13enum_bitfieldI10layer_typeLi5EE+0x8a) [0xaa3dea]: show_init(enum_bitfield<layer_type, 5>)
/usr/games/crawl-git-dba82d8663(_Z10viewwindowbbP9animation+0xc5) [0xb9be75]: viewwindow(bool, bool, animation*)
/usr/games/crawl-git-dba82d8663(_Z19move_player_to_gridRK9coord_defb+0x114) [0xa5e084]: move_player_to_grid(coord_def const&, bool)
/usr/games/crawl-git-dba82d8663() [0xc0dcfc]
/usr/games/crawl-git-dba82d8663(_Z15process_command12command_type+0x92f) [0xc0f2ff]: process_command(command_type)
/usr/games/crawl-git-dba82d8663(_ZN12BaseRunDelay6handleEv+0x11b) [0x6c635b]: BaseRunDelay::handle()
/usr/games/crawl-git-dba82d8663(_Z12handle_delayv+0x30) [0x6c7f90]: handle_delay()
/usr/games/crawl-git-dba82d8663() [0xc11bb5]
/usr/games/crawl-git-dba82d8663(main+0x63d) [0x611dfd]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd) [0x7fd1bbb4dead]: 
/usr/games/crawl-git-dba82d8663() [0x61291d]