Crash caused by signal #8: Floating point exception

Version: Dungeon Crawl Stone Soup 0.29-a0-529-gfa20dd96a1
Platform: unix
Bits: 64
Game mode: normal
Tiles: online

Seed: 13859181957577461235, deterministic pregen: 1
Command line: /usr/games/crawl-git-fa20dd96a1 -name grindst0ne -rc /dgldir/rcfiles/crawl-git/grindst0ne.rc -macro /dgldir/rcfiles/crawl-git/grindst0ne.macro -morgue /dgldir/morgue/grindst0ne/ -webtiles-socket /crawl-master/webserver/sockets/grindst0ne:2022-06-01.08:04:18.sock -await-connection

RC options:
restart_after_game = false


Crash caused by signal #8: Floating point exception

Obtained 18 stack frames.
/usr/games/crawl-git-fa20dd96a1(_Z17write_stack_traceP8_IO_FILE+0x3b) [0x557755b5112b]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-fa20dd96a1(_Z13do_crash_dumpv+0x47a) [0x557755b5989a]: do_crash_dump()
/usr/games/crawl-git-fa20dd96a1(_Z20crash_signal_handleri+0xae) [0x557755b5149e]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x3ef20) [0x7f2672294f20]: 
/usr/games/crawl-git-fa20dd96a1(_Z7calc_hpbb+0x5f) [0x557755f57cff]: calc_hp(bool, bool)
/usr/games/crawl-git-fa20dd96a1(_Z24check_skill_level_change10skill_typeb+0x38e) [0x557755fcd3ce]: check_skill_level_change(skill_type, bool)
/usr/games/crawl-git-fa20dd96a1(_Z12fixup_skillsv+0x6c) [0x557755fcd9fc]: fixup_skills()
/usr/games/crawl-git-fa20dd96a1(_Z17change_species_to12species_type+0x335) [0x557755fd18c5]: change_species_to(species_type)
/usr/games/crawl-git-fa20dd96a1(+0x8beae7) [0x557756070ae7]: 
/usr/games/crawl-git-fa20dd96a1(_Z8tag_readR6reader8tag_type+0x3999) [0x557756075229]: tag_read(reader&, tag_type)
/usr/games/crawl-git-fa20dd96a1(+0x475674) [0x557755c27674]: 
/usr/games/crawl-git-fa20dd96a1(+0x478fb3) [0x557755c2afb3]: 
/usr/games/crawl-git-fa20dd96a1(_Z12restore_gameRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE+0x1f) [0x557755c2bddf]: restore_game(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)
/usr/games/crawl-git-fa20dd96a1(_Z12startup_stepv+0x143b) [0x55775603804b]: startup_step()
/usr/games/crawl-git-fa20dd96a1(+0x9b61d0) [0x5577561681d0]: 
/usr/games/crawl-git-fa20dd96a1(main+0x3a7) [0x557755aa89a7]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xe7) [0x7f2672277b97]: 
/usr/games/crawl-git-fa20dd96a1(_start+0x2a) [0x557755aa91da]: 

gdb not executable.

Compilation info:
<<<<<<<<<<<
Compiled with GCC 7.5.0
Build platform: x86_64-linux-gnu
Platform: x86_64-linux-gnu
CFLAGS: -O2 -pipe -DUSE_TILE -DUSE_TILE_WEB -Wall -Wformat-security -Wundef -Wextra -Wno-missing-field-initializers -Wno-implicit-fallthrough -Wno-type-limits -Wno-uninitialized -Wno-array-bounds -Wno-format-zero-length -Wmissing-declarations -Wredundant-decls -Wno-parentheses -Wwrite-strings -Wshadow -pedantic -Wuninitialized -Iutil -I. -isystem contrib/install/x86_64-linux-gnu/include -g -DWIZARD -DASSERTS -DREGEX_PCRE -DCLUA_BINDINGS -DDGAMELAUNCH -DSAVE_DIR_PATH="/crawl-master/crawl-git-fa20dd96a1/saves" -DSHARED_DIR_PATH="/crawl-master/crawl-git/saves" -DDATA_DIR_PATH="/crawl-master/crawl-git-fa20dd96a1/data/" -DWEB_DIR_PATH="/crawl-master/crawl-git-fa20dd96a1/data/web/" -D_GNU_SOURCE -D_DEFAULT_SOURCE -isystem /usr/include/ncursesw
LDFLAGS: -rdynamic -fuse-ld=gold -O2 
>>>>>>>>>>>

Place info:
branch = 34, depth = 2

Level id: Depths:2
Level build method = ABSENT, level layout type  = ABSENT, absdepth0 = 0

Markers:
<<<<<<<<<<<<<<<<<<<<<<
>>>>>>>>>>>>>>>>>>>>>>

Messages:
<<<<<<<<<<<<<<<<<<<<<<
You now curl defensively after being hit.
Your Fighting skill increases to level 18!

>>>>>>>>>>>>>>>>>>>>>>

Version history:
No version history (current version is 0.29-a0-529-gfa20dd96a1)

Game state:

mouse_enabled: 0, waiting_for_command: 0, terminal_resized: 0
io_inited: 1, need_save: 0, saving_game: 0, updating_scores: 0:
seen_hups: 0, map_stat_gen: 0, type: 1, arena_suspended: 0

prev_cmd = CMD_NO_CMD
repeat_cmd = CMD_NO_CMD

Player:
{{{{{{{{{{{
Name:    [grindst0ne]
Species: Palentonga
Job:     Fighter

HP: 179/184; mods: 0/0
MP: 30/30; mod: 0
Stats: 37 (37) 20 (20) 26 (26)
Position: (72, 58), god: Cheibriados (17), turn_is_over: 0, banished: 0
Recursive crash.