Obtained 36 stack frames.
/usr/games/crawl-0.34(_Z17write_stack_traceP8_IO_FILE+0x3e) [0x6463ad51ba9e]: write_stack_trace(_IO_FILE*)
/usr/games/crawl-0.34(_Z20crash_signal_handleri+0x18f) [0x6463ad51bf0f]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x7d29b53d7330]: 
/usr/games/crawl-0.34(+0xcdff4b) [0x6463add06f4b]: 
/usr/games/crawl-0.34(lua_next+0x32) [0x6463adcf9502]: 
/usr/games/crawl-0.34(+0xceab11) [0x6463add11b11]: 
/usr/games/crawl-0.34(+0xcd54e3) [0x6463adcfc4e3]: 
/usr/games/crawl-0.34(+0xcd5732) [0x6463adcfc732]: 
/usr/games/crawl-0.34(+0xce3fe4) [0x6463add0afe4]: 
/usr/games/crawl-0.34(+0xcd57fd) [0x6463adcfc7fd]: 
/usr/games/crawl-0.34(+0xcd4643) [0x6463adcfb643]: 
/usr/games/crawl-0.34(+0xcd5c24) [0x6463adcfcc24]: 
/usr/games/crawl-0.34(lua_pcallk+0x95) [0x6463adcf8ed5]: 
/usr/games/crawl-0.34(_ZN4CLua5pcallEii+0x60) [0x6463ad500a90]: CLua::pcall(int, int)
/usr/games/crawl-0.34(_ZN4CLua6callfnEPKcii+0xb4) [0x6463ad5023b4]: CLua::callfn(char const*, int, int)
/usr/games/crawl-0.34(_Z13do_crash_dumpv+0x1b84) [0x6463ad52b424]: do_crash_dump()
/usr/games/crawl-0.34(_Z20crash_signal_handleri+0x1fa) [0x6463ad51bf7a]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x45330) [0x7d29b53d7330]: 
/lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c) [0x7d29b5430b2c]: 
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e) [0x7d29b53d727e]: 
/lib/x86_64-linux-gnu/libc.so.6(abort+0xdf) [0x7d29b53ba8ff]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x297b6) [0x7d29b53bb7b6]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xa8ff5) [0x7d29b543aff5]: 
/lib/x86_64-linux-gnu/libc.so.6(+0xab38c) [0x7d29b543d38c]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_free+0x7e) [0x7d29b543fdae]: 
/usr/games/crawl-0.34(+0xce8171) [0x6463add0f171]: 
/usr/games/crawl-0.34(+0xcd97c9) [0x6463add007c9]: 
/usr/games/crawl-0.34(+0xcd6b71) [0x6463adcfdb71]: 
/usr/games/crawl-0.34(+0xcd8f26) [0x6463adcfff26]: 
/usr/games/crawl-0.34(+0xcdec36) [0x6463add05c36]: 
/usr/games/crawl-0.34(_ZN4CLua5closeEv+0xbe) [0x6463ad502c9e]: CLua::close()
/usr/games/crawl-0.34(+0x2f51f8) [0x6463ad31c1f8]: 
/usr/games/crawl-0.34(+0x2f81c4) [0x6463ad31f1c4]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x2a1ca) [0x7d29b53bc1ca]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x7d29b53bc28b]: 
/usr/games/crawl-0.34(_start+0x25) [0x6463ad44e145]: