Obtained 25 stack frames. /usr/games/crawl-git-c25b939f36(_Z17write_stack_traceP8_IO_FILEi+0x23) [0x646773]: write_stack_trace(_IO_FILE*, int) /usr/games/crawl-git-c25b939f36(_Z20crash_signal_handleri+0x174) [0x646ae4]: crash_signal_handler(int) /lib/x86_64-linux-gnu/libc.so.6(+0x324f0) [0x7f8454b484f0]: /lib/x86_64-linux-gnu/libpthread.so.0(raise+0x2b) [0x7f8454eaeefb]: /usr/games/crawl-git-c25b939f36() [0x64d094] /usr/games/crawl-git-c25b939f36() [0x64d2fa] /usr/games/crawl-git-c25b939f36() [0x635146] /usr/games/crawl-git-c25b939f36(_Z11real_colourjRK9coord_def+0x22) [0x6352c2]: real_colour(unsigned int, coord_def const&) /usr/games/crawl-git-c25b939f36(_Z14get_cell_glyphRK9coord_defbi+0x14b) [0x9fb16b]: get_cell_glyph(coord_def const&, bool, int) /usr/games/crawl-git-c25b939f36(_Z10screenshotv+0x132) [0xae6932]: screenshot() /usr/games/crawl-git-c25b939f36(_Z13do_crash_dumpv+0x1f49) [0x64f469]: do_crash_dump() /usr/games/crawl-git-c25b939f36(_Z20crash_signal_handleri+0x74) [0x6469e4]: crash_signal_handler(int) /lib/x86_64-linux-gnu/libc.so.6(+0x324f0) [0x7f8454b484f0]: /lib/x86_64-linux-gnu/libc.so.6(__write+0x10) [0x7f8454be4af0]: /lib/x86_64-linux-gnu/libc.so.6(_IO_file_write+0x43) [0x7f8454b88e53]: /lib/x86_64-linux-gnu/libc.so.6(+0x72aca) [0x7f8454b88aca]: /lib/x86_64-linux-gnu/libc.so.6(_IO_file_xsputn+0x1fe) [0x7f8454b88dbe]: /lib/x86_64-linux-gnu/libc.so.6(fputs+0x9c) [0x7f8454b7ea0c]: /usr/games/crawl-git-c25b939f36(_Z3endibPKcz+0x211) [0x6dfd31]: end(int, bool, char const*, ...) /usr/games/crawl-git-c25b939f36(_Z9save_gamebPKc+0x160) [0x6fb1c0]: save_game(bool, char const*) /usr/games/crawl-git-c25b939f36() [0x835073] /usr/games/crawl-git-c25b939f36() [0x835e15] /usr/games/crawl-git-c25b939f36(main+0x303) [0x535eb3]: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd) [0x7f8454b34ead]: /usr/games/crawl-git-c25b939f36() [0x5b208d]