Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1212393792 (LWP 25429)]
0x08109fe5 in ptfree (mem=0xadb55258)
    at libs/csutil/ptmalloc/sysdeps/pthread/malloc-machine.h:51
51          __asm__ __volatile__
Current language:  auto; currently c
(gdb) bt
#0  0x08109fe5 in ptfree (mem=0xadb55258)
    at libs/csutil/ptmalloc/sysdeps/pthread/malloc-machine.h:51
#1  0x081053eb in ptfree (P=0xadb55258) at libs/csutil/ptmalloc_wrap.cpp:110
#2  0x083fecec in __tcf_0 () at /home/mcdavis/server/cs/include/cssysdef.h:761
#3  0xb7bf4594 in exit () from /lib/tls/i686/cmov/libc.so.6
#4  0xb7bdd058 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#5  0x0804b891 in _start ()