$ gdb correlate.exe GNU gdb 6.5.50.20060706-cvs (cygwin-special) Copyright (C) 2006 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "i686-pc-cygwin"... (gdb) run 2 c:/Nathaniel/PhMatching/BMPM/data/Wiki/wikiContentsStemmed.txt c:/ Dan/correlate/wikiout_ Starting program: /cygdrive/c/Dan/correlate/correlate.exe 2 c:/Nathaniel/PhMatch ing/BMPM/data/Wiki/wikiContentsStemmed.txt c:/Dan/correlate/wikiout_ Loaded symbols for /cygdrive/c/WINDOWS/system32/ntdll.dll Loaded symbols for /cygdrive/c/WINDOWS/system32/kernel32.dll Loaded symbols for /usr/bin/cygwin1.dll Loaded symbols for /cygdrive/c/WINDOWS/system32/advapi32.dll Loaded symbols for /cygdrive/c/WINDOWS/system32/rpcrt4.dll Processing input file... ................................ 6 [main] correlate 3076 _cygtls::handle_ex ceptions: Exception: STATUS_ACCESS_VIOLATION 12121575 [main] correlate 3076 open_stackdumpfile: Dumping stack trace to correl ate.exe.stackdump 12126430 [main] correlate 3076 _cygtls::handle_exceptions: Exception: STATUS_ACC ESS_VIOLATION 12127021 [main] correlate 3076 _cygtls::handle_exceptions: Error while dumping s tate (probably corrupted stack) Program received signal SIGSEGV, Segmentation fault. 0x61016525 in stack_info::walk () from /usr/bin/cygwin1.dll (gdb) bt #0 0x61016525 in stack_info::walk () from /usr/bin/cygwin1.dll #1 0x7c859dcc in OutputDebugStringA () from /cygdrive/c/WINDOWS/system32/kernel32.dll #2 0x40010006 in ?? () #3 0x00000000 in ?? () (gdb) quit The program is running. Exit anyway? (y or n) y