Obtained 27 stack frames.
/usr/games/crawl-git-b3226c233f(_Z17write_stack_traceP8_IO_FILE+0x27) [0x55e6aced8f77]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-b3226c233f(_Z20crash_signal_handleri+0x157) [0x55e6aced9347]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x3bfd0) [0x7f7484f57fd0]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x8ad3c) [0x7f7484fa6d3c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x12) [0x7f7484f57f32]: 
/usr/games/crawl-git-b3226c233f(+0x475416) [0x55e6acee3416]: 
/usr/games/crawl-git-b3226c233f(+0x475af4) [0x55e6acee3af4]: 
/usr/games/crawl-git-b3226c233f(_Z20crash_signal_handleri+0x278) [0x55e6aced9468]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x3bfd0) [0x7f7484f57fd0]: 
/usr/games/crawl-git-b3226c233f(_ZN13random_pickerI10spell_typeLi446EE4pickERKSt6vectorI17random_pick_entryIS0_ESaIS4_EEiS0_+0xcd) [0x55e6acff4e3d]: random_picker<spell_type, 446>::pick(std::vector<random_pick_entry<spell_type>, std::allocator<random_pick_entry<spell_type> > > const&, int, spell_type)
/usr/games/crawl-git-b3226c233f(_ZN11ghost_demon19pick_apostle_spellsE12apostle_typei+0xa0) [0x55e6acff36f0]: ghost_demon::pick_apostle_spells(apostle_type, int)
/usr/games/crawl-git-b3226c233f(_ZN11ghost_demon16init_orc_apostleE12apostle_typei+0x112) [0x55e6acff3cc2]: ghost_demon::init_orc_apostle(apostle_type, int)
/usr/games/crawl-git-b3226c233f(_Z14define_monsterR7monsterb+0x56e) [0x55e6ad2ba66e]: define_monster(monster&, bool)
/usr/games/crawl-git-b3226c233f(+0x820eb7) [0x55e6ad28eeb7]: 
/usr/games/crawl-git-b3226c233f(_Z13place_monster9mgen_databb+0x26a) [0x55e6ad2916ba]: place_monster(mgen_data, bool, bool)
/usr/games/crawl-git-b3226c233f(_Z10mons_place9mgen_data+0x1cb) [0x55e6ad2924ab]: mons_place(mgen_data)
/usr/games/crawl-git-b3226c233f(_Z14create_monster9mgen_datab+0x297) [0x55e6ad293587]: create_monster(mgen_data, bool)
/usr/games/crawl-git-b3226c233f(_Z32maybe_generate_apostle_challengev+0x618) [0x55e6ad01cb88]: maybe_generate_apostle_challenge()
/usr/games/crawl-git-b3226c233f(_Z15handle_god_timei+0x494) [0x55e6ad3a99d4]: handle_god_time(int)
/usr/games/crawl-git-b3226c233f(_Z11handle_timev+0xbf) [0x55e6ad4cceaf]: handle_time()
/usr/games/crawl-git-b3226c233f(_Z12world_reactsv+0x20d) [0x55e6ad5a403d]: world_reacts()
/usr/games/crawl-git-b3226c233f(+0xb381a5) [0x55e6ad5a61a5]: 
/usr/games/crawl-git-b3226c233f(+0xb38dd5) [0x55e6ad5a6dd5]: 
/usr/games/crawl-git-b3226c233f(main+0x19f) [0x55e6ace25bcf]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x271ca) [0x7f7484f431ca]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x85) [0x7f7484f43285]: 
/usr/games/crawl-git-b3226c233f(_start+0x21) [0x55e6ace26491]: