Obtained 19 stack frames.
/usr/games/crawl-git-f476f6a020(_Z17write_stack_traceP8_IO_FILEi+0x23) [0x608773]: write_stack_trace(_IO_FILE*, int)
/usr/games/crawl-git-f476f6a020(_Z20crash_signal_handleri+0x174) [0x608ae4]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x324f0) [0x7fec351684f0]: 
/usr/games/crawl-git-f476f6a020(_Z23raw_feature_descriptionRK9coord_def+0x64) [0x6621a4]: raw_feature_description(coord_def const&)
/usr/games/crawl-git-f476f6a020(_Z13do_crash_dumpv+0xd0a) [0x60feca]: do_crash_dump()
/usr/games/crawl-git-f476f6a020(_Z20crash_signal_handleri+0x74) [0x6089e4]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x324f0) [0x7fec351684f0]: 
/lib/x86_64-linux-gnu/libpthread.so.0(raise+0x2b) [0x7fec354ceefb]: 
/usr/games/crawl-git-f476f6a020() [0x60ed34]
/usr/games/crawl-git-f476f6a020() [0x60f0a9]
/usr/games/crawl-git-f476f6a020() [0xa0e2f0]
/usr/games/crawl-git-f476f6a020(_Z8tag_readR6reader8tag_type+0xfc8) [0xa175e8]: tag_read(reader&, tag_type)
/usr/games/crawl-git-f476f6a020() [0x6b3052]
/usr/games/crawl-git-f476f6a020() [0x6b80bb]
/usr/games/crawl-git-f476f6a020(_Z12restore_gameRKSs+0xa) [0x6b885a]: restore_game(std::string const&)
/usr/games/crawl-git-f476f6a020(_Z12startup_stepv+0x1392) [0x9ebc62]: startup_step()
/usr/games/crawl-git-f476f6a020(main+0x31e) [0x5024ae]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd) [0x7fec35154ead]: 
/usr/games/crawl-git-f476f6a020() [0x575ac1]