Obtained 37 stack frames.
/usr/games/crawl-git-289a535e89(_Z17write_stack_traceP8_IO_FILE+0x3f) [0x55b4435f3c8f]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-289a535e89(_Z20crash_signal_handleri+0x18f) [0x55b4435f40af]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x46210) [0x7f52bf8f7210]: 
/lib/x86_64-linux-gnu/libc.so.6(sigprocmask+0x4b) [0x7f52bf8f748b]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xb4) [0x7f52bf8d67e2]: 
/usr/games/crawl-git-289a535e89(+0x47b882) [0x55b4435fd882]: 
/usr/games/crawl-git-289a535e89(+0x47ba35) [0x55b4435fda35]: 
/usr/games/crawl-git-289a535e89(+0x68803b) [0x55b44380a03b]: 
/usr/games/crawl-git-289a535e89(_ZNK6player27base_ac_with_specific_itemsEiSt6vectorIPK8item_defSaIS3_EE+0x3c) [0x55b443a6bb0c]: player::base_ac_with_specific_items(int, std::vector<item_def const*, std::allocator<item_def const*> >) const
/usr/games/crawl-git-289a535e89(_ZNK6player32armour_class_with_specific_itemsESt6vectorIPK8item_defSaIS3_EE+0xc2) [0x55b443a6be12]: player::armour_class_with_specific_items(std::vector<item_def const*, std::allocator<item_def const*> >) const
/usr/games/crawl-git-289a535e89(_ZNK6player12armour_classEv+0x37) [0x55b443a7cbc7]: player::armour_class() const
/usr/games/crawl-git-289a535e89(_ZN15scorefile_entry4initEl+0x69f) [0x55b44377218f]: scorefile_entry::init(long)
/usr/games/crawl-git-289a535e89(_ZN15scorefile_entryC2EijiPKcbS1_l+0x318) [0x55b443772d98]: scorefile_entry::scorefile_entry(int, unsigned int, int, char const*, bool, char const*, long)
/usr/games/crawl-git-289a535e89(_Z14mark_milestoneRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_S6_l+0x1e7) [0x55b443772f97]: 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-289a535e89(_Z13do_crash_dumpv+0x23ca) [0x55b4436000ea]: do_crash_dump()
/usr/games/crawl-git-289a535e89(_Z20crash_signal_handleri+0x1fa) [0x55b4435f411a]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x46210) [0x7f52bf8f7210]: 
/lib/x86_64-linux-gnu/libpthread.so.0(raise+0xcb) [0x7f52bfab824b]: 
/usr/games/crawl-git-289a535e89(+0x47b87d) [0x55b4435fd87d]: 
/usr/games/crawl-git-289a535e89(+0x47ba35) [0x55b4435fda35]: 
/usr/games/crawl-git-289a535e89(+0x68803b) [0x55b44380a03b]: 
/usr/games/crawl-git-289a535e89(_ZNK6player27base_ac_with_specific_itemsEiSt6vectorIPK8item_defSaIS3_EE+0x3c) [0x55b443a6bb0c]: player::base_ac_with_specific_items(int, std::vector<item_def const*, std::allocator<item_def const*> >) const
/usr/games/crawl-git-289a535e89(_ZNK6player32armour_class_with_specific_itemsESt6vectorIPK8item_defSaIS3_EE+0xc2) [0x55b443a6be12]: player::armour_class_with_specific_items(std::vector<item_def const*, std::allocator<item_def const*> >) const
/usr/games/crawl-git-289a535e89(_ZNK6player12armour_classEv+0x37) [0x55b443a7cbc7]: player::armour_class() const
/usr/games/crawl-git-289a535e89(_ZNK5actor8apply_acEii7ac_typeb+0x2e) [0x55b44356edfe]: actor::apply_ac(int, int, ac_type, bool) const
/usr/games/crawl-git-289a535e89(_ZN12melee_attack16handle_phase_hitEv+0x87) [0x55b443905837]: melee_attack::handle_phase_hit()
/usr/games/crawl-git-289a535e89(_ZN12melee_attack6attackEv+0x5f3) [0x55b443908283]: melee_attack::attack()
/usr/games/crawl-git-289a535e89(_Z11fight_meleeP5actorS0_Pbb+0x219) [0x55b4436db279]: fight_melee(actor*, actor*, bool*, bool)
/usr/games/crawl-git-289a535e89(+0x7ab7d0) [0x55b44392d7d0]: 
/usr/games/crawl-git-289a535e89(_Z19handle_monster_moveP7monster+0x259f) [0x55b443937d5f]: handle_monster_move(monster*)
/usr/games/crawl-git-289a535e89(_Z15handle_monstersb+0xb32) [0x55b443938a02]: handle_monsters(bool)
/usr/games/crawl-git-289a535e89(_Z12world_reactsv+0x13d) [0x55b443ca6b0d]: world_reacts()
/usr/games/crawl-git-289a535e89(+0xb26055) [0x55b443ca8055]: 
/usr/games/crawl-git-289a535e89(+0xb26f15) [0x55b443ca8f15]: 
/usr/games/crawl-git-289a535e89(main+0x1ab) [0x55b44354348b]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf3) [0x7f52bf8d80b3]: 
/usr/games/crawl-git-289a535e89(_start+0x2e) [0x55b44354401e]: