ERROR in 'tags.cc' at line 3330: save corrupted: canary gone

Version: Dungeon Crawl Stone Soup 0.17-a0-737-gf0a300a
Platform: unix
Bits: 64
Game mode: normal
Tiles: online

Command line: /usr/games/crawl-git-f0a300aaee -name trelanon -rc /dgldir/rcfiles/crawl-git/trelanon.rc -macro /dgldir/rcfiles/crawl-git/trelanon.macro -morgue /dgldir/morgue/trelanon/ -webtiles-socket /crawl-master/webserver/sockets/trelanon:2015-04-28.21:49:03.sock -await-connection

RC options:
restart_after_game = false


Crash caused by signal #6: Aborted

Obtained 16 stack frames.
/usr/games/crawl-git-f0a300aaee(_Z17write_stack_traceP8_IO_FILEi+0x23) [0x63ee73]: write_stack_trace(_IO_FILE*, int)
/usr/games/crawl-git-f0a300aaee(_Z13do_crash_dumpv+0x2d7) [0x645ef7]: do_crash_dump()
/usr/games/crawl-git-f0a300aaee(_Z20crash_signal_handleri+0x74) [0x63f0e4]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x324f0) [0x7f364323a4f0]: 
/lib/x86_64-linux-gnu/libpthread.so.0(raise+0x2b) [0x7f36435a0efb]: 
/usr/games/crawl-git-f0a300aaee() [0x645794]
/usr/games/crawl-git-f0a300aaee() [0x645b09]
/usr/games/crawl-git-f0a300aaee(_Z8tag_readR6reader8tag_type+0x4425) [0xaa0415]: tag_read(reader&, tag_type)
/usr/games/crawl-git-f0a300aaee() [0x6f1254]
/usr/games/crawl-git-f0a300aaee() [0x6f2d35]
/usr/games/crawl-git-f0a300aaee(_Z12restore_gameRKSs+0xa) [0x6f34da]: restore_game(std::string const&)
/usr/games/crawl-git-f0a300aaee(_Z12startup_stepv+0x1329) [0xa70f19]: startup_step()
/usr/games/crawl-git-f0a300aaee() [0x82dbf6]
/usr/games/crawl-git-f0a300aaee(main+0x2eb) [0x5375eb]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd) [0x7f3643226ead]: 
/usr/games/crawl-git-f0a300aaee() [0x5aa05d]

GDB not installed.

Compilation info:
<<<<<<<<<<<
Compiled with GCC 4.7.2 on Apr 21 2015 at 00:30:18
Build platform: x86_64-linux-gnu
Platform: x86_64-linux-gnu
CFLAGS: -O2 -pipe -DUSE_TILE -DUSE_TILE_WEB -Wall -Wformat-security -Wundef -Wno-array-bounds -Wno-format-zero-length -Wmissing-declarations -Wredundant-decls -Wno-parentheses -Wwrite-strings -Wshadow -pedantic -Wuninitialized -Iutil -I. -isystem /usr/include/lua5.1 -Irltiles -isystem /usr/include/ncursesw -g -DWIZARD -DASSERTS -DREGEX_PCRE -DCLUA_BINDINGS -DDGAMELAUNCH -DSAVE_DIR_PATH="/crawl-master/crawl-git-f0a300aaee/saves" -DSHARED_DIR_PATH="/crawl-master/crawl-git/saves" -DDATA_DIR_PATH="/crawl-master/crawl-git-f0a300aaee/data/" -DWEB_DIR_PATH="/crawl-master/crawl-git-f0a300aaee/data/web/"
LDFLAGS: -rdynamic -O2 
>>>>>>>>>>>

Place info:
branch = 0, depth = 1

Level id: D:1
Level build method = ABSENT, level layout type  = ABSENT, absdepth0 = 0

Markers:
<<<<<<<<<<<<<<<<<<<<<<
>>>>>>>>>>>>>>>>>>>>>>

Messages:
<<<<<<<<<<<<<<<<<<<<<<
>>>>>>>>>>>>>>>>>>>>>>

Game state:

mouse_enabled: 0, waiting_for_command: 0, terminal_resized: 0
io_inited: 1, need_save: 0, saving_game: 0, updating_scores: 0:
seen_hups: 0, map_stat_gen: 0, type: 1, arena_suspended: 0

prev_cmd = CMD_NO_CMD
repeat_cmd = CMD_NO_CMD

Player:
{{{{{{{{{{{
Name:    [trelanon]
Species: Octopode
Job:     Fire Elementalist

HP: 7/0; mods: 0/0
MP: 2/3; mod: 0
Stats: 7 (7) 17 (17) 12 (12)
Position: (18, 37), god: No God (0), turn_is_over: 0, banished: 0
Recursive crash.