.
Thread 1 (process 5732):
#0  visit_decref (op=0xa7ddc8e0, data=0x0) at ../Modules/gcmodule.c:270
No locals.
#1  0x08088059 in dict_traverse (op=0xb7dab0b4, visit=0x80f33e0 <visit_decref>, arg=0x0) at ../Objects/dictobject.c:1893
	vret = <value optimized out>
	i = 26414
	pk = <value optimized out>
#2  0x080f3d90 in collect (generation=1) at ../Modules/gcmodule.c:295
	i = <value optimized out>
	m = <value optimized out>
	n = <value optimized out>
	young = (PyGC_Head *) 0x8154174
	old = (PyGC_Head *) 0x8154188
	unreachable = {gc = {gc_next = 0x80852a4, gc_prev = 0xb7d63824, gc_refs = -1210724576}, 
  dummy = -1.1127450598560687599326292021404346e+1166}
	finalizers = {gc = {gc_next = 0xb7d5cf20, gc_prev = 0xb7d63824, gc_refs = 6}, dummy = 1.5451956588369368221953460567890878e-4930}
	gc = <value optimized out>
	t1 = 0
#3  0x080f4793 in _PyObject_GC_Malloc (basicsize=20) at ../Modules/gcmodule.c:897
	op = <value optimized out>
#4  0x0809ba2d in PyType_GenericAlloc (type=0x815e080, nitems=0) at ../Objects/typeobject.c:454
	obj = <value optimized out>
	size = 20
#5  0x0810ff5b in PyDescr_NewMethod (type=0xb7b6f8e0, method=0xb7b5e3a0) at ../Objects/descrobject.c:580
No locals.
#6  0x080a0a67 in PyType_Ready (type=0xb7b6f8e0) at ../Objects/typeobject.c:2878
	b = <value optimized out>
	dict = (PyObject *) 0xb7d63824
	bases = <value optimized out>
	base = <value optimized out>
	i = <value optimized out>
	n = <value optimized out>
#7  0xb7d13af2 in ?? ()
#8  0xb7b6f8e0 in ?? ()
#9  0x00000000 in ?? ()