ASSERT(you.props.exists(AVAILABLE_SAC_KEY)) in 'ability.cc' at line 3949 failed.

Version: Dungeon Crawl Stone Soup 0.17-a0-332-gc074f8c
Platform: unix
Bits: 64
Game mode: normal
Tiles: no

Command line: ./crawl

RC options:
restart_after_game = false


Crash caused by signal #6: Aborted

Obtained 21 stack frames.
./crawl(_Z17write_stack_traceP8_IO_FILEi+0x23) [0x61e2a3]: write_stack_trace(_IO_FILE*, int)
./crawl(_Z13do_crash_dumpv+0x2d7) [0x6253b7]: do_crash_dump()
./crawl(_Z20crash_signal_handleri+0x79) [0x61e519]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x324f0) [0x7fede647c4f0]: 
/lib/x86_64-linux-gnu/libpthread.so.0(raise+0x2b) [0x7fede67e2efb]: 
./crawl() [0x624c54]
./crawl() [0x624eba]
./crawl(_Z17get_god_abilitiesbb+0x447) [0x598397]: get_god_abilities(bool, bool)
./crawl(_Z12your_talentsbb+0x423) [0x598833]: your_talents(bool, bool)
./crawl(_Z6mutate13mutation_typeRKSsbbbb25mutation_permanence_classb+0x2e3) [0x92d3d3]: mutate(mutation_type, std::string const&, bool, bool, bool, bool, mutation_permanence_class, bool)
./crawl(_Z12perma_mutate13mutation_typeiRKSs+0x217) [0x92e2f7]: perma_mutate(mutation_type, int, std::string const&)
./crawl(_Z20give_level_mutations12species_typei+0x84) [0x9dc524]: give_level_mutations(species_type, int)
./crawl(_Z8tag_readR6reader8tag_type+0x3f3d) [0xa76efd]: tag_read(reader&, tag_type)
./crawl() [0x6cde84]
./crawl() [0x6d15d5]
./crawl(_Z12restore_gameRKSs+0xa) [0x6d1d7a]: restore_game(std::string const&)
./crawl(_Z12startup_stepv+0x1452) [0xa48082]: startup_step()
./crawl() [0x805966]
./crawl(main+0x115) [0x52edd5]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd) [0x7fede6468ead]: 
./crawl() [0x58b50d]

Trying to run gdb.
GNU gdb (GDB) 7.4.1-debian
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007fede67e2c1d in waitpid () from /lib/x86_64-linux-gnu/libpthread.so.0
#0  0x00007fede67e2c1d in waitpid () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#1  0x000000000061e933 in call_gdb(_IO_FILE*) ()
No symbol table info available.
#2  0x00000000006253d0 in do_crash_dump() ()
No symbol table info available.
#3  0x000000000061e519 in crash_signal_handler(int) ()
No symbol table info available.
#4  <signal handler called>
No symbol table info available.
#5  0x00007fede67e2efb in raise () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x0000000000624c54 in _BreakStrToDebugger(char const*, bool) [clone .isra.3] ()
No symbol table info available.
#7  0x0000000000624eba in AssertFailed(char const*, char const*, int, char const*, ...) ()
No symbol table info available.
#8  0x0000000000598397 in get_god_abilities(bool, bool) ()
No symbol table info available.
#9  0x0000000000598833 in your_talents(bool, bool) ()
No symbol table info available.
#10 0x000000000092d3d3 in mutate(mutation_type, std::string const&, bool, bool, bool, bool, mutation_permanence_class, bool) ()
No symbol table info available.
#11 0x000000000092e2f7 in perma_mutate(mutation_type, int, std::string const&) ()
No symbol table info available.
#12 0x00000000009dc524 in give_level_mutations(species_type, int) ()
No symbol table info available.
#13 0x0000000000a76efd in tag_read(reader&, tag_type) ()
No symbol table info available.
#14 0x00000000006cde84 in _restore_tagged_chunk(package*, std::string, tag_type, char const*) ()
No symbol table info available.
#15 0x00000000006d15d5 in _restore_game(std::string const&) ()
No symbol table info available.
#16 0x00000000006d1d7a in restore_game(std::string const&) ()
No symbol table info available.
#17 0x0000000000a48082 in startup_step() ()
No symbol table info available.
#18 0x0000000000805966 in _launch_game() ()
No symbol table info available.
#19 0x000000000052edd5 in main ()
No symbol table info available.

Compilation info:
<<<<<<<<<<<
Compiled with GCC 4.7.2 on Mar 30 2015 at 18:04:57
Build platform: x86_64-linux-gnu
Platform: x86_64-linux-gnu
CFLAGS: -O2 -pipe -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 -DWIZARD -DASSERTS -DCLUA_BINDINGS
LDFLAGS: -rdynamic -O2 
>>>>>>>>>>>

Place info:
branch = 14, depth = 1

Level id: Tomb: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:    [Cyazra]
Species: Mummy
Job:     Wizard

HP: 220/0; mods: -1/0
MP: 47/47; mod: -1
Stats: 10 (10) 26 (26) 10 (10)
Position: (51, 22), god: Ru (22), turn_is_over: 0, banished: 0
Recursive crash.

Obtained 24 stack frames.
./crawl(_Z17write_stack_traceP8_IO_FILEi+0x23) [0x61e2a3]: write_stack_trace(_IO_FILE*, int)
./crawl(_Z20crash_signal_handleri+0x174) [0x61e614]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x324f0) [0x7fede647c4f0]: 
./crawl(_Z23raw_feature_descriptionRK9coord_def+0x64) [0x681b74]: raw_feature_description(coord_def const&)
./crawl(_Z13do_crash_dumpv+0xdf8) [0x625ed8]: do_crash_dump()
./crawl(_Z20crash_signal_handleri+0x79) [0x61e519]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x324f0) [0x7fede647c4f0]: 
/lib/x86_64-linux-gnu/libpthread.so.0(raise+0x2b) [0x7fede67e2efb]: 
./crawl() [0x624c54]
./crawl() [0x624eba]
./crawl(_Z17get_god_abilitiesbb+0x447) [0x598397]: get_god_abilities(bool, bool)
./crawl(_Z12your_talentsbb+0x423) [0x598833]: your_talents(bool, bool)
./crawl(_Z6mutate13mutation_typeRKSsbbbb25mutation_permanence_classb+0x2e3) [0x92d3d3]: mutate(mutation_type, std::string const&, bool, bool, bool, bool, mutation_permanence_class, bool)
./crawl(_Z12perma_mutate13mutation_typeiRKSs+0x217) [0x92e2f7]: perma_mutate(mutation_type, int, std::string const&)
./crawl(_Z20give_level_mutations12species_typei+0x84) [0x9dc524]: give_level_mutations(species_type, int)
./crawl(_Z8tag_readR6reader8tag_type+0x3f3d) [0xa76efd]: tag_read(reader&, tag_type)
./crawl() [0x6cde84]
./crawl() [0x6d15d5]
./crawl(_Z12restore_gameRKSs+0xa) [0x6d1d7a]: restore_game(std::string const&)
./crawl(_Z12startup_stepv+0x1452) [0xa48082]: startup_step()
./crawl() [0x805966]
./crawl(main+0x115) [0x52edd5]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd) [0x7fede6468ead]: 
./crawl() [0x58b50d]