Obtained 35 stack frames.
/usr/games/crawl-git-ea148602d5(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x5d628045422e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-git-ea148602d5(_Z20crash_signal_handleri+0x18f) [0x5d628045469f]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x7bdfb3794330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x7bdfb37edb2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x7bdfb379427e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x7bdfb37778ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x7bdfb37787b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x7bdfb37f7ff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xad13c) [0x7bdfb37fc13c]: 
/lib/x86_64-linux-gnu/libc.so.6(realloc+0x255) [0x7bdfb37fd2f5]: 
/usr/games/crawl-git-ea148602d5(+0xcb80b4) [0x5d6280c240b4]: 
/usr/games/crawl-git-ea148602d5(+0xcb3015) [0x5d6280c1f015]: 
/usr/games/crawl-git-ea148602d5(+0xcb3e82) [0x5d6280c1fe82]: 
/usr/games/crawl-git-ea148602d5(+0xcb4094) [0x5d6280c20094]: 
/usr/games/crawl-git-ea148602d5(+0xcb2ef3) [0x5d6280c1eef3]: 
/usr/games/crawl-git-ea148602d5(+0xcb44d4) [0x5d6280c204d4]: 
/usr/games/crawl-git-ea148602d5(lua_pcallk+0x95) [0x5d6280c1c785]: 
/usr/games/crawl-git-ea148602d5(_ZN4CLua5pcallEii+0x60) [0x5d6280439290]: CLua::pcall(int, int)
/usr/games/crawl-git-ea148602d5(_ZN4CLua6callfnEPKcii+0xb4) [0x5d628043abb4]: CLua::callfn(char const*, int, int)
/usr/games/crawl-git-ea148602d5(_Z13do_crash_dumpv+0x1a1a) [0x5d6280463a4a]: do_crash_dump()
/usr/games/crawl-git-ea148602d5(_Z20crash_signal_handleri+0x1fa) [0x5d628045470a]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x7bdfb3794330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x7bdfb37edb2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x7bdfb379427e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x7bdfb37778ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x7bdfb37787b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x7bdfb37f7ff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xab38c) [0x7bdfb37fa38c]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_free+0x7e) [0x7bdfb37fcdae]: 
/usr/games/crawl-git-ea148602d5(_Z18clear_rays_on_exitv+0xd6) [0x5d628072b766]: clear_rays_on_exit()
/usr/games/crawl-git-ea148602d5(_Z3endibPKcz+0x1f2) [0x5d628053a972]: end(int, bool, char const*, ...)
/usr/games/crawl-git-ea148602d5(+0x2f21be) [0x5d628025e1be]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x2a1ca) [0x7bdfb37791ca]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x7bdfb377928b]: 
/usr/games/crawl-git-ea148602d5(_start+0x25) [0x5d62803881b5]: