Crash caused by signal #15: Terminated

Version: Dungeon Crawl Stone Soup 0.23.0
Platform: unix
Bits: 64
Game mode: normal
Tiles: online

Command line: /usr/games/crawl-0.23 -name HEYYEYAAE -rc /dgldir/rcfiles/crawl-0.23/HEYYEYAAE.rc -macro /dgldir/rcfiles/crawl-0.23/HEYYEYAAE.macro -morgue /dgldir/morgue/HEYYEYAAE/ -webtiles-socket /crawl-master/webserver/sockets/HEYYEYAAE:2019-02-09.06:52:34.sock -await-connection

RC options:
restart_after_game = false


Crash caused by signal #15: Terminated

Obtained 13 stack frames.
/usr/games/crawl-0.23(_Z17write_stack_traceP8_IO_FILEi+0x23) [0x6ca153]: write_stack_trace(_IO_FILE*, int)
/usr/games/crawl-0.23(_Z13do_crash_dumpv+0x3c0) [0x6d1990]: do_crash_dump()
/usr/games/crawl-0.23(_Z20crash_signal_handleri+0x74) [0x6ca3a4]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x33060) [0x7f9737937060]: 
/lib/x86_64-linux-gnu/libc.so.6(unlink+0x7) [0x7f97379e0ea7]: 
/usr/games/crawl-0.23(_Z8unlink_uPKc+0x25) [0xb6c895]: unlink_u(char const*)
/usr/games/crawl-0.23(_Z13fopen_replacePKc+0x9) [0x7889a9]: fopen_replace(char const*)
/usr/games/crawl-0.23(_Z9dump_charRKSsbbPK15scorefile_entry+0xeb) [0x69cd7b]: dump_char(std::string const&, bool, bool, scorefile_entry const*)
/usr/games/crawl-0.23(_Z9save_gamebPKc+0x70b) [0x78a0db]: save_game(bool, char const*)
/usr/games/crawl-0.23() [0xc45bf8]
/usr/games/crawl-0.23(main+0x55d) [0x62c58d]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf1) [0x7f97379242e1]: 
/usr/games/crawl-0.23() [0x62d3f5]

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".
0x00007f9737cb3aea in __waitpid (pid=30535, stat_loc=0x0, options=0) at ../sysdeps/unix/sysv/linux/waitpid.c:29
#0  0x00007f9737cb3aea in __waitpid (pid=30535, stat_loc=0x0, options=0) at ../sysdeps/unix/sysv/linux/waitpid.c:29
        resultvar = 18446744073709551104
#1  0x00000000006ca7c3 in call_gdb (file=file@entry=0x7f9737c9e520 <_IO_2_1_stderr_>) at crash.cc:435
        gdb = <optimized out>
        attach_cmd = "attach 29770\000\000\000\000\000\000\000"
#2  0x00000000006d19a9 in do_crash_dump () at dbg-asrt.cc:677
        dir = "/dgldir/morgue/HEYYEYAAE/"
        signal_info = "Crash caused by signal #15: Terminated"
        cause_msg = "Crash caused by signal #15: Terminated"
        file = 0x7f9737c9e520 <_IO_2_1_stderr_>
        t = 1549697453
        name = "/dgldir/morgue/HEYYEYAAE/crash-HEYYEYAAE-20190209-073053.txt", '\000' <repeats 119 times>
#3  0x00000000006ca3a4 in crash_signal_handler (sig_num=15) at crash.cc:196
No locals.
#4  <signal handler called>
No locals.
#5  0x00007f97379e0ea7 in unlink () at ../sysdeps/unix/syscall-template.S:84
No locals.
#6  0x0000000000b6c895 in unlink_u (pathname=pathname@entry=0x2dd25c8 "/dgldir/morgue/HEYYEYAAE/HEYYEYAAE.txt") at syscalls.cc:453
No locals.
#7  0x00000000007889a9 in fopen_replace (name=0x2dd25c8 "/dgldir/morgue/HEYYEYAAE/HEYYEYAAE.txt") at files.cc:3123
        fd = <optimized out>
#8  0x000000000069cd7b in _write_dump (quiet=true, par=..., fname=...) at chardump.cc:1672
        succeeded = false
        map_file_name = "/dgldir/morgue/HEYYEYAAE/HEYYEYAAE.map"
        handle = <optimized out>
        file_name = "/dgldir/morgue/HEYYEYAAE/HEYYEYAAE.txt"
        stash_file_name = "/dgldir/morgue/HEYYEYAAE/HEYYEYAAE.lst"
#9  dump_char (fname=..., quiet=quiet@entry=true, full_id=full_id@entry=false, se=se@entry=0x0) at chardump.cc:191
No locals.
#10 0x000000000078a0db in save_game (leave_game=leave_game@entry=true, farewellmsg=farewellmsg@entry=0xd8c677 "Game saved, see you later!") at files.cc:1890
No locals.
#11 0x0000000000c45bf8 in _input () at main.cc:1125
        cmd = CMD_NO_CMD
        player_disabled = {was_disabled = false}
#12 0x000000000062c58d in _launch_game () at main.cc:467
        game_start = true
        ccon = {cstate = false, smartcstate = false}
#13 _launch_game_loop () at main.cc:376
        game_ended = false
#14 main (argc=<optimized out>, argv=<optimized out>) at main.cc:331
No locals.