ASSERT(you.on_current_level) in 'show.cc' at line 547 failed.

Version: Dungeon Crawl Stone Soup 0.26-a0-83-g7ccd015
Platform: unix
Bits: 64
Game mode: seeded
Tiles: online

Seed: 2761194077562160182, deterministic pregen: 1
Command line: /var/dcss/builds/dcss-trunk/latest/bin/dcss -name AtLeastIHaveChiken -rc /var/dcss/gamedata/dcss-weekly-challenge/rc-files/AtLeastIHaveChiken.rc -macro /var/dcss/gamedata/dcss-weekly-challenge/rc-files/AtLeastIHaveChiken.macro -morgue /var/dcss/gamedata/dcss/morgue/AtLeastIHaveChiken/ -extra-opt-first travel_delay=20 -extra-opt-first rest_delay=0 -dir /var/dcss/gamedata/dcss-weekly-challenge/save/ -webtiles-socket /tmp/dcss-sockets/AtLeastIHaveChiken:2020-06-16.03:52:41.sock -await-connection -extra-opt-last combo=DDMo.spear -seed 2761194077562160182 -pregen

RC options:
restart_after_game = false


Crash caused by signal #6: Aborted

Obtained 16 stack frames.
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z17write_stack_traceP8_IO_FILE+0x38) [0x7130a8]: write_stack_trace(_IO_FILE*)
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z13do_crash_dumpv+0x3c7) [0x71a407]: do_crash_dump()
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z20crash_signal_handleri+0x1f0) [0x713510]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x354b0) [0x7fa66619e4b0]: 
/lib/x86_64-linux-gnu/libpthread.so.0(raise+0x29) [0x7fa666544269]: 
/var/dcss/builds/dcss-trunk/latest/bin/dcss() [0x719bc9]
/var/dcss/builds/dcss-trunk/latest/bin/dcss() [0x719d71]
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z9show_init13enum_bitfieldI10layer_typeLi5EE+0x234) [0xb4ae44]: show_init(enum_bitfield<layer_type, 5>)
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z10viewwindowbbP9animation+0x59b) [0xc5560b]: viewwindow(bool, bool, animation*)
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z19toggle_show_terrainv+0x66) [0xc55836]: toggle_show_terrain()
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_Z15process_command12command_typeS_+0x87b) [0xcca01b]: process_command(command_type, command_type)
/var/dcss/builds/dcss-trunk/latest/bin/dcss() [0xcc712a]
/var/dcss/builds/dcss-trunk/latest/bin/dcss() [0xcc7c85]
/var/dcss/builds/dcss-trunk/latest/bin/dcss(main+0x128) [0x678be8]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf0) [0x7fa666189830]: 
/var/dcss/builds/dcss-trunk/latest/bin/dcss(_start+0x29) [0x6795f9]: 

Trying to run gdb.
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[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007fa666543f2a in __waitpid (pid=24041, stat_loc=stat_loc@entry=0x0, options=options@entry=0) at ../sysdeps/unix/sysv/linux/waitpid.c:29
#0  0x00007fa666543f2a in __waitpid (pid=24041, stat_loc=stat_loc@entry=0x0, options=options@entry=0) at ../sysdeps/unix/sysv/linux/waitpid.c:29
        resultvar = 18446744073709551104
        sc_ret = <optimized out>
#1  0x0000000000712f25 in call_gdb (file=file@entry=0x7fa66652e540 <_IO_2_1_stderr_>) at crash.cc:436
        gdb = <optimized out>
        attach_cmd = "attach 23709\000\000\000\000\000\000\000"
#2  0x000000000071a423 in do_crash_dump () at dbg-asrt.cc:685
        t = 1592280145
        dir = "/var/dcss/gamedata/dcss/morgue/AtLeastIHaveChiken/"
        name = "/var/dcss/gamedata/dcss/morgue/AtLeastIHaveChiken/crash-AtLeastIHaveChiken-20200616-040225.txt", '\000' <repeats 85 times>
        signal_info = "Crash caused by signal #6: Aborted"
        cause_msg = "ASSERT(you.on_current_level) in 'show.cc' at line 547 failed."
        file = 0x7fa66652e540 <_IO_2_1_stderr_>
#3  0x0000000000713510 in crash_signal_handler (sig_num=6) at crash.cc:196
No locals.
#4  <signal handler called>
No locals.
#5  0x00007fa666544269 in raise (sig=6) at ../sysdeps/unix/sysv/linux/pt-raise.c:35
        resultvar = 0
        pid = <optimized out>
#6  0x0000000000719bc9 in _BreakStrToDebugger (mesg=mesg@entry=0x7ffde75ed260 "ASSERT(you.on_current_level) in 'show.cc' at line 547 failed.", assert=true) at dbg-asrt.cc:817
No locals.
#7  0x0000000000719d71 in AssertFailed (expr=expr@entry=0xce099e "you.on_current_level", file=file@entry=0xcfa0dd "show.cc", line=line@entry=547, text=text@entry=0x0) at dbg-asrt.cc:855
        mesg = "ASSERT(you.on_current_level) in 'show.cc' at line 547 failed.\000", ' ' <repeats 13 times>, "\000\000\000\000\000H\324^\347\375\177\000\000\001\000\000\000\000\000\000\000\377\a\000\000\000\000\000\000\226\370'f\246\177\000\000\001\200\255\373\375\177\000\000`\324^\347\375\177\000\000`\324^\347\375\177\000\000`\324^\347\375\177\000\000`\324^\347\375\177\000\000a\324^\347\375\177\000\000_\334^\347\375\177\000\000`\324^\347\375\177\000\000_\334^\347\375\177", '\000' <repeats 42 times>...
        args = {{gp_offset = 1860811008, fp_offset = 85048491, overflow_arg_area = 0x7ffde75ed2ab, reg_save_area = 0xcc19db <cprintf(char const*, ...)+251>}}
        fileName = <optimized out>
#8  0x0000000000b4ae44 in show_init (layers=layers@entry=...) at show.cc:547
        update_locs = std::vector of length 2, capacity -2233870 = {{x = 33, y = 17}, {x = 37655368, y = 0}}
#9  0x0000000000c5560b in viewwindow (show_updates=<optimized out>, tiles_only=<optimized out>, a=0x0) at view.cc:1490
        updating = {val = @0x110b0c0, oldval = false}
        cell = 0x2402680
        anim_updates = false
        cs = {cstate = false}
        tl = {x = 1, y = 1}
        br = {x = 33, y = 17}
        run_dont_draw = <optimized out>
        flash_colour = 0
#10 0x0000000000c55836 in _config_layers_menu () at view.cc:1630
        exit = false
        exit = <optimized out>
#11 toggle_show_terrain () at view.cc:1711
No locals.
#12 0x0000000000cca01b in process_command (cmd=CMD_SHOW_TERRAIN, prev_cmd=<optimized out>) at main.cc:1813
No locals.
#13 0x0000000000cc712a in _input () at main.cc:1143
        cmd = CMD_SHOW_TERRAIN
        real_prev_cmd = CMD_DISPLAY_COMMANDS
        player_disabled = {was_disabled = false}
#14 0x0000000000cc7c85 in _launch_game () at main.cc:457
        game_start = <optimized out>
        ccon = {cstate = false}
#15 0x0000000000678be8 in _launch_game_loop () at main.cc:363
        game_ended = false
        game_ended = <optimized out>
        ge = <optimized out>
        fe = <optimized out>
        E = <optimized out>
#16 main (argc=<optimized out>, argv=0x7ffde75ee2a8) at main.cc:317
No locals.
[Inferior 1 (process 23709) detached]