Whilst packaging version 20141225, I have created a -dbg debug package. I can confirm that the crash still occurs, and attach a full backtrace.
Cheers, Ross
#0 rawmemchr () at ../sysdeps/x86_64/rawmemchr.S:37 No locals. #1 0x00007f25b393c8f2 in _IO_str_init_static_internal ( sf=sf@entry=0x7fff0dd475c0, ptr=ptr@entry=0x0, size=size@entry=0, pstart=pstart@entry=0x0) at strops.c:44 fp = 0x7fff0dd475c0 end = <optimized out> #2 0x00007f25b392d067 in __GI___isoc99_vsscanf (string=0x0, format=0x40ada8 "%d", args=args@entry=0x7fff0dd476e8) at isoc99_vsscanf.c:41 ret = -1278838944 sf = {_sbf = {_f = {_flags = -72515584, _IO_read_ptr = 0x0, _IO_read_end = 0x0, _IO_read_base = 0x0, _IO_write_base = 0x0, _IO_write_ptr = 0x0, _IO_write_end = 0x0, _IO_buf_base = 0x0, _IO_buf_end = 0x0, _IO_save_base = 0x0, _IO_backup_base = 0x0, _IO_save_end = 0x0, _markers = 0x0, _chain = 0x0, _fileno = 232027744, _flags2 = 0, _old_offset = 140733425415760, _cur_column = 0, _vtable_offset = -109 '\223', _shortbuf = "\034", _lock = 0x0, _offset = 0, _codecvt = 0x7f25b3e90500, _wide_data = 0xffffffffffffffff, _freeres_list = 0x0, _freeres_buf = 0x4be73120, _freeres_size = 4195787, _mode = -1, _unused2 = "\000\000\000\000\023\006@\000\000\000\000\000x\246\214\263%\177\000"}, vtable = 0x7f25b3c67760 <_IO_str_jumps>}, _s = { _allocate_buffer = 0x7f25b38cf670, _free_buffer = 0x7f25b3e8d4c0}} #3 0x00007f25b392d007 in __isoc99_sscanf (s=<optimized out>, format=format@entry=0x40ada8 "%d") at isoc99_sscanf.c:31 arg = {{gp_offset = 16, fp_offset = 48, overflow_arg_area = 0x7fff0dd477c0, reg_save_area = 0x7fff0dd47700}} done = -1278838944 #4 0x0000000000402fd1 in event_init (argc=4, argv=0x7fff0dd47908, filename=0x7fff0dd477f0) at abcmatch.c:1235 i = <optimized out> j = <optimized out> #5 0x0000000000400cc9 in main (argc=4, argv=0x7fff0dd47908) at abcmatch.c:1412 filename = 0x0 ikey = 4 mkey = 232028416 moffset = 232028424 transpose = 0 mseqno = 0 kfile = 232028424 count = 4198693 kount = 4
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