ASSERT(you.skills[sk] == 0 || !is_useless_skill(sk)) in 'skills.cc' at line 222 failed.

Version: Dungeon Crawl Stone Soup (GnollCrawl) 0.19-a0-1251-g00b9ded48d
Platform: unix
Bits: 64
Game mode: normal
Tiles: online

Command line: /usr/games/crawl-oofcrawl -name flats -rc /dgldir/rcfiles/crawl-oofcrawl/flats.rc -macro /dgldir/rcfiles/crawl-oofcrawl/flats.macro -morgue /dgldir/morgue/flats/ -webtiles-socket /crawl-master/webserver/sockets/flats:2026-08-21.03:49:22.sock -await-connection

RC options:
restart_after_game = false


Crash caused by signal #6: Aborted

Obtained 16 stack frames.
/usr/games/crawl-oofcrawl(_Z17write_stack_traceP8_IO_FILEi+0x3b) [0x59bf3ec7d98b]: write_stack_trace(_IO_FILE*, int)
/usr/games/crawl-oofcrawl(_Z13do_crash_dumpv+0x377) [0x59bf3ec863b7]: do_crash_dump()
/usr/games/crawl-oofcrawl(_Z20crash_signal_handleri+0xae) [0x59bf3ec7dcee]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x707b00967330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x707b009c0b2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x707b0096727e]: 
/usr/games/crawl-oofcrawl(+0x2fcc1b) [0x59bf3ec85c1b]: 
/usr/games/crawl-oofcrawl(+0x2fcdbe) [0x59bf3ec85dbe]: 
/usr/games/crawl-oofcrawl(_Z24reassess_starting_skillsv+0x4e) [0x59bf3f095cfe]: reassess_starting_skills()
/usr/games/crawl-oofcrawl(_Z10setup_gameRK11newgame_def+0x63e) [0x59bf3effa76e]: setup_game(newgame_def const&)
/usr/games/crawl-oofcrawl(_Z12startup_stepv+0x10a1) [0x59bf3f0fb341]: startup_step()
/usr/games/crawl-oofcrawl(+0x876846) [0x59bf3f1ff846]: 
/usr/games/crawl-oofcrawl(main+0x36a) [0x59bf3ebe576a]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x2a1ca) [0x707b0094c1ca]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x707b0094c28b]: 
/usr/games/crawl-oofcrawl(_start+0x25) [0x59bf3ebe5c55]: 

Trying to run gdb.
GNU gdb (Ubuntu 15.0.50.20240403-0ubuntu1) 15.0.50.20240403-git
Copyright (C) 2024 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Type "show copying" and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<https://www.gnu.org/software/gdb/bugs/>.
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    <http://www.gnu.org/software/gdb/documentation/>.

For help, type "help".
Type "apropos word" to search for commands related to "word".
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x0000707b00a327d7 in __GI___wait4 (pid=3047261, stat_loc=stat_loc@entry=0x0, options=options@entry=0, usage=usage@entry=0x0) at ../sysdeps/unix/sysv/linux/wait4.c:30
#0  0x0000707b00a327d7 in __GI___wait4 (pid=3047261, stat_loc=stat_loc@entry=0x0, options=options@entry=0, usage=usage@entry=0x0) at ../sysdeps/unix/sysv/linux/wait4.c:30
        sc_ret = -512
        sc_ret = <optimized out>
#1  0x0000707b00a3291b in __GI___waitpid (pid=<optimized out>, stat_loc=stat_loc@entry=0x0, options=options@entry=0) at ./posix/waitpid.c:38
No locals.
#2  0x000059bf3ec7e0fb in call_gdb (file=0x707b00b264e0 <_IO_2_1_stderr_>, file@entry=0x7fff97004ff0) at crash.cc:420
        gdb = <optimized out>
        attach_cmd = "attach 3046993\000\000\000\000\000"
#3  0x000059bf3ec863d5 in do_crash_dump () at dbg-asrt.cc:668
        t = 140735726768224
        dir = "/dgldir/morgue/flats/"
        name = "/dgldir/morgue/flats/crash-flats-20260821-034924.txt", '\000' <repeats 127 times>
        file = 0x7fff97004ff0
#4  0x000059bf3ec7dcee in crash_signal_handler (sig_num=6) at crash.cc:193
No locals.
#5  <signal handler called>
No locals.
#6  __pthread_kill_implementation (no_tid=0, signo=6, threadid=<optimized out>) at ./nptl/pthread_kill.c:44
        tid = <optimized out>
        ret = 0
        pd = <optimized out>
        old_mask = {__val = {0}}
        ret = <optimized out>
        pd = <optimized out>
        old_mask = <optimized out>
        ret = <optimized out>
        tid = <optimized out>
        ret = <optimized out>
        resultvar = <optimized out>
        resultvar = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
        __futex = <optimized out>
        resultvar = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
        __futex = <optimized out>
        __private = <optimized out>
        __oldval = <optimized out>
#7  __pthread_kill_internal (signo=6, threadid=<optimized out>) at ./nptl/pthread_kill.c:78
No locals.
#8  __GI___pthread_kill (threadid=<optimized out>, signo=signo@entry=6) at ./nptl/pthread_kill.c:89
No locals.
#9  0x0000707b0096727e in __GI_raise (sig=6) at ../sysdeps/posix/raise.c:26
        ret = <optimized out>
#10 0x000059bf3ec85c1b in _BreakStrToDebugger (mesg=mesg@entry=0x7fff97005b90 "ASSERT(you.skills[sk] == 0 || !is_useless_skill(sk)) in 'skills.cc' at line 222 failed.", assert=true) at dbg-asrt.cc:792
No locals.
#11 0x000059bf3ec85dbe in AssertFailed (expr=expr@entry=0x59bf3f2420a0 "you.skills[sk] == 0 || !is_useless_skill(sk)", file=file@entry=0x59bf3f27cea5 "skills.cc", line=line@entry=222, text=text@entry=0x0) at dbg-asrt.cc:830
        mesg = "ASSERT(you.skills[sk] == 0 || !is_useless_skill(sk)) in 'skills.cc' at line 222 failed.", '\000' <repeats 37 times>, "\a", '\000' <repeats 19 times>, "0\\\000\227\377\177", '\000' <repeats 26 times>, "P\\\000\227\377\177\000\000\005\000\000\000\000\000\000\000tile:\000\000\000"...
        args = {{gp_offset = 0, fp_offset = 0, overflow_arg_area = 0x0, reg_save_area = 0x0}}
        fileName = <optimized out>
#12 0x000059bf3f095cfe in reassess_starting_skills () at skills.cc:222
        sk = SK_INVOCATIONS
        next = SK_INVOCATIONS
#13 0x000059bf3effa76e in _setup_generic (ng=...) at ng-setup.cc:538
        i = <optimized out>
        item = <optimized out>
        item = <optimized out>
        __for_range = <optimized out>
        __for_begin = <optimized out>
        __for_end = <optimized out>
#14 setup_game (ng=...) at ng-setup.cc:411
No locals.
#15 0x000059bf3f0fb341 in startup_step () at startup.cc:1039
        choice = {name = "flats", type = GAME_TYPE_NORMAL, filename = "", map = "", arena_teams = "", allowed_combos = std::vector of length 0, capacity 0, allowed_species = std::vector of length 1, capacity 1 = {SP_DEMIGOD}, allowed_jobs = std::vector of length 1, capacity 1 = {JOB_TRANSMUTER}, allowed_weapons = std::vector of length 0, capacity 0, species = SP_DEMIGOD, job = JOB_TRANSMUTER, weapon = WPN_UNKNOWN, fully_random = false}
        defaults = {name = "", type = GAME_TYPE_NORMAL, filename = "", map = "", arena_teams = "", allowed_combos = std::vector of length 0, capacity 0, allowed_species = std::vector of length 1, capacity 1 = {SP_DEMIGOD}, allowed_jobs = std::vector of length 1, capacity 1 = {JOB_TRANSMUTER}, allowed_weapons = std::vector of length 0, capacity 0, species = SP_DEMIGOD, job = JOB_TRANSMUTER, weapon = WPN_UNKNOWN, fully_random = false}
        newchar = false
        ng = {name = "flats", type = GAME_TYPE_NORMAL, filename = "", map = "", arena_teams = "", allowed_combos = std::vector of length 0, capacity 0, allowed_species = std::vector of length 0, capacity 0, allowed_jobs = std::vector of length 0, capacity 0, allowed_weapons = std::vector of length 0, capacity 0, species = SP_DEMIGOD, job = JOB_TRANSMUTER, weapon = WPN_UNKNOWN, fully_random = false}
#16 0x000059bf3f1ff846 in _launch_game () at main.cc:408
        game_start = <optimized out>
        ccon = <optimized out>
#17 0x000059bf3ebe576a in _launch_game_loop () at main.cc:381
        game_ended = false
        game_ended = <optimized out>
        ge = <optimized out>
        fe = <optimized out>
        E = <optimized out>
#18 main (argc=12, argv=0x7fff97007108) at main.cc:337
No locals.
[Inferior 1 (process 3046993) detached]

Compilation info:
<<<<<<<<<<<
Compiled with GCC 6.4.0 20180424 on Jun  1 2025 at 10:18:11
Build platform: x86_64-linux-gnu
Platform: x86_64-linux-gnu
CFLAGS: -O2 -pipe -DUSE_TILE -DUSE_TILE_WEB -Wall -Wformat-security -Wundef -Wno-array-bounds -Wno-format-zero-length -Wmissing-declarations -Wredundant-decls -Wno-parentheses -Wwrite-strings -Wshadow -pedantic -Wuninitialized -Iutil -I. -isystem /usr/include/lua5.1 -Irltiles -g -DWIZARD -DASSERTS -DREGEX_PCRE -DCLUA_BINDINGS -DDGAMELAUNCH -DSAVE_DIR_PATH="/crawl-master/crawl-oofcrawl/saves" -DDATA_DIR_PATH="/crawl-master/crawl-oofcrawl/data/" -DWEB_DIR_PATH="/crawl-master/crawl-oofcrawl/data/web/" -D_DEFAULT_SOURCE -D_XOPEN_SOURCE=600
LDFLAGS: -rdynamic -fuse-ld=gold -O2
>>>>>>>>>>>

Place info:
branch = 0, depth = 1

Level id: D:1
Level build method = ABSENT, level layout type  = ABSENT, absdepth0 = 0

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

Messages:
<<<<<<<<<<<<<<<<<<<<<<
>>>>>>>>>>>>>>>>>>>>>>

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: 1, map_stat_gen: 0, type: 1, arena_suspended: 0

prev_cmd = CMD_NO_CMD
repeat_cmd = CMD_NO_CMD

Player:
{{{{{{{{{{{
Name:    [flats]
Species: Demigod
Job:     Transmuter

HP: 0/0; mods: 0/0
MP: 0/0; mod: 0
Stats: 13 (13) 17 (17) 16 (16)
Position: (0, 0) <OoB>, god: No God (0), turn_is_over: 0, banished: 0

Skills (mode: auto)
Name            | can_train | train | training | level | points | progress
Fighting        |           |   0   |     0    |   24  |      0 | -26222/2854
Short Blades    |           |   0   |     0    |   24  |      0 | -26222/2854
Long Blades     |           |   0   |     0    |   24  |      0 | -26222/2854
Axes            |           |   0   |     0    |   24  |      0 | -26222/2854
Maces & Flails  |           |   0   |     0    |   24  |      0 | -26222/2854
Polearms        |           |   0   |     0    |   24  |      0 | -26222/2854
Staves          |           |   0   |     0    |   24  |      0 | -26222/2854
Slings          |           |   0   |     0    |   24  |      0 | -26222/2854
Bows            |           |   0   |     0    |   24  |      0 | -26222/2854
Crossbows       |           |   0   |     0    |   24  |      0 | -26222/2854
Throwing        |           |   0   |     0    |   24  |      0 | -26222/2854
Armour          |           |   0   |     0    |   24  |      0 | -26222/2854
Dodging         |           |   0   |     0    |   24  |      0 | -26222/2854
Stealth         |           |   0   |     0    |   24  |      0 | -22050/2400
Shields         |           |   0   |     0    |   24  |      0 | -26222/2854
Unarmed Combat  |           |   0   |     0    |   24  |      0 | -26222/2854
Spellcasting    |           |   0   |     0    |   24  |      0 | -31183/3394
Conjurations    |           |   0   |     0    |   24  |      0 | -26222/2854
Hexes           |           |   0   |     0    |   24  |      0 | -26222/2854
Charms          |           |   0   |     0    |   24  |      0 | -26222/2854
Summonings      |           |   0   |     0    |   24  |      0 | -26222/2854
Necromancy      |           |   0   |     0    |   24  |      0 | -26222/2854
Translocations  |           |   0   |     0    |   24  |      0 | -26222/2854
Transmutations  |           |   0   |     0    |   24  |      0 | -26222/2854
Fire Magic      |           |   0   |     0    |   24  |      0 | -26222/2854
Ice Magic       |           |   0   |     0    |   24  |      0 | -26222/2854
Air Magic       |           |   0   |     0    |   24  |      0 | -26222/2854
Earth Magic     |           |   0   |     0    |   24  |      0 | -26222/2854
Poison Magic    |           |   0   |     0    |   24  |      0 | -26222/2854
Evocations      |           |   0   |     0    |    8  |  22051 | 19911/535

Spell bugs:

Durations:

Attributes:
    #59: 1

Mutations:
    high mp: 1 (innate)
    sustain attributes: 1 (innate)

Inventory bugs:

Equipment:
    eq slot #6, inv slot #1: +0 robe

}}}}}}}}}}}

Webtiles message buffer: 
Webtiles JSON stack:

Screenshot:
@

clua stack:


dlua stack:


Lua persistent data:
<<<<<<<<<<<<<<<<<<<<<<
>>>>>>>>>>>>>>>>>>>>>>

Lua marker contents:
<<<<<<<<<<<<<<<<<<<<<<
>>>>>>>>>>>>>>>>>>>>>>