Obtained 36 stack frames.
/usr/games/crawl-git-ea148602d5(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x56626275a22e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-ea148602d5(_Z20crash_signal_handleri+0x18f) [0x56626275a69f]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x7d9652627330]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0x97) [0x7d965260a8b7]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x7d965260b7b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x7d965268aff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xad13c) [0x7d965268f13c]: 
/lib/x86_64-linux-gnu/libc.so.6(realloc+0x255) [0x7d96526902f5]: 
/usr/games/crawl-git-ea148602d5(+0xcb80b4) [0x566262f2a0b4]: 
/usr/games/crawl-git-ea148602d5(+0xcb3015) [0x566262f25015]: 
/usr/games/crawl-git-ea148602d5(+0xcb3e82) [0x566262f25e82]: 
/usr/games/crawl-git-ea148602d5(+0xcb4094) [0x566262f26094]: 
/usr/games/crawl-git-ea148602d5(+0xcb2ef3) [0x566262f24ef3]: 
/usr/games/crawl-git-ea148602d5(+0xcb44d4) [0x566262f264d4]: 
/usr/games/crawl-git-ea148602d5(lua_pcallk+0x95) [0x566262f22785]: 
/usr/games/crawl-git-ea148602d5(_ZN4CLua5pcallEii+0x60) [0x56626273f290]: CLua::pcall(int, int)
/usr/games/crawl-git-ea148602d5(_ZN4CLua6callfnEPKcii+0xb4) [0x566262740bb4]: CLua::callfn(char const*, int, int)
/usr/games/crawl-git-ea148602d5(_Z13do_crash_dumpv+0x1a1a) [0x566262769a4a]: do_crash_dump()
/usr/games/crawl-git-ea148602d5(_Z20crash_signal_handleri+0x1fa) [0x56626275a70a]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x7d9652627330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x7d9652680b2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x7d965262727e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x7d965260a8ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x7d965260b7b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x7d965268aff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xab38c) [0x7d965268d38c]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_free+0x7e) [0x7d965268fdae]: 
/usr/games/crawl-git-ea148602d5(+0xc97299) [0x566262f09299]: 
/usr/games/crawl-git-ea148602d5(+0xc9727a) [0x566262f0927a]: 
/usr/games/crawl-git-ea148602d5(+0xc9727a) [0x566262f0927a]: 
/usr/games/crawl-git-ea148602d5(+0x2eeda0) [0x566262560da0]: 
/usr/games/crawl-git-ea148602d5(+0x2ef48f) [0x56626256148f]: 
/usr/games/crawl-git-ea148602d5(+0x2f20eb) [0x5662625640eb]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x2a1ca) [0x7d965260c1ca]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x7d965260c28b]: 
/usr/games/crawl-git-ea148602d5(_start+0x25) [0x56626268e1b5]: