#0  0x080f2a5d in visit_decref (op=0xb7dffacc, data=0x0) at ../Modules/gcmodule.c:270
  [Error: ../Modules/gcmodule.c was not found in source tree]
#1  0x0811092d in frame_traverse (f=0x81be814, visit=0x80f2a50 <visit_decref>, arg=0x0)
#2  0x080f33ce in collect (generation=1) at ../Modules/gcmodule.c:295
  [Error: ../Modules/gcmodule.c was not found in source tree]
#3  0x080f3fc3 in _PyObject_GC_New (tp=0x815e8a0) at ../Modules/gcmodule.c:897
  [Error: ../Modules/gcmodule.c was not found in source tree]
#4  0x08112938 in PyFunction_New (code=0xb7a07188, globals=0xb79e59bc) at ../Objects/funcobject.c:12
  [Error: ../Objects/funcobject.c was not found in source tree]
#5  0x080c5068 in PyEval_EvalFrameEx (f=0x823c024, throwflag=0) at ../Python/ceval.c:2324
  [Error: ../Python/ceval.c was not found in source tree]
#6  0x080ca115 in PyEval_EvalCodeEx (co=0xb7a071d0, globals=0xb79e59bc, locals=0x0, args=0x8247448, 
#7  0x080c85d9 in PyEval_EvalFrameEx (f=0x8247304, throwflag=0) at ../Python/ceval.c:3660
  [Error: ../Python/ceval.c was not found in source tree]
#8  0x080ca115 in PyEval_EvalCodeEx (co=0xb7a07218, globals=0xb79e59bc, locals=0xb79e59bc, args=0x0, 
#9  0x080ca187 in PyEval_EvalCode (co=0xb7a07218, globals=0xb79e59bc, locals=0xb79e59bc)
#10 0x080de9ac in PyImport_ExecCodeModuleEx (name=0xbff78097 "xml.dom.xmlbuilder", co=0xb7a07218, 
#11 0x080df306 in load_source_module (name=0xbff78097 "xml.dom.xmlbuilder", 
#12 0x080df98b in import_submodule (mod=0xb7d66ca4, subname=0xbff7809f "xmlbuilder", 
#13 0x080dfe3e in load_next (mod=0xb7d66ca4, altmod=0xb7d66ca4, p_name=<value optimized out>, 
#14 0x080e00b0 in import_module_level (name=0x0, globals=<value optimized out>, 
#15 0x080e04f7 in PyImport_ImportModuleLevel (name=0xb79f3e74 "xml.dom.xmlbuilder", globals=0xb79e5824, 
#16 0x080c1db4 in builtin___import__ (self=0x0, args=0xb79f9b6c, kwds=0x0) at ../Python/bltinmodule.c:47
  [Error: ../Python/bltinmodule.c was not found in source tree]
#17 0x0805c9e7 in PyObject_Call (func=0x1f, arg=0xb79f9b6c, kw=0x0) at ../Objects/abstract.c:1860
  [Error: ../Objects/abstract.c was not found in source tree]
#18 0x080c232c in PyEval_CallObjectWithKeywords (func=0xb7d6ee6c, arg=0xb79f9b6c, kw=0x0)
#19 0x080c4a9d in PyEval_EvalFrameEx (f=0x824700c, throwflag=0) at ../Python/ceval.c:2063
  [Error: ../Python/ceval.c was not found in source tree]
#20 0x080ca115 in PyEval_EvalCodeEx (co=0xb79ff020, globals=0xb79e5824, locals=0xb79e5824, args=0x0, 
#21 0x080ca187 in PyEval_EvalCode (co=0xb79ff020, globals=0xb79e5824, locals=0xb79e5824)
#22 0x080de9ac in PyImport_ExecCodeModuleEx (name=0xbff7b4c7 "xml.dom.minidom", co=0xb79ff020, 
#23 0x080df306 in load_source_module (name=0xbff7b4c7 "xml.dom.minidom", 
#24 0x080df98b in import_submodule (mod=0xb7d66ca4, subname=0xbff7b4cf "minidom", 
#25 0x080dfe3e in load_next (mod=0xb7d66ca4, altmod=0xb7d66ca4, p_name=<value optimized out>, 
#26 0x080e00b0 in import_module_level (name=0x0, globals=<value optimized out>, 
#27 0x080e04f7 in PyImport_ImportModuleLevel (name=0xb7cb5c3c "xml.dom.minidom", globals=0xb7cacb54, 
#28 0x080c1db4 in builtin___import__ (self=0x0, args=0xb7cb5cd4, kwds=0x0) at ../Python/bltinmodule.c:47
  [Error: ../Python/bltinmodule.c was not found in source tree]
#29 0x0805c9e7 in PyObject_Call (func=0x1f, arg=0xb7cb5cd4, kw=0x0) at ../Objects/abstract.c:1860
  [Error: ../Objects/abstract.c was not found in source tree]
#30 0x080c232c in PyEval_CallObjectWithKeywords (func=0xb7d6ee6c, arg=0xb7cb5cd4, kw=0x0)
#31 0x080c4a9d in PyEval_EvalFrameEx (f=0x82086dc, throwflag=0) at ../Python/ceval.c:2063
  [Error: ../Python/ceval.c was not found in source tree]
#32 0x080ca115 in PyEval_EvalCodeEx (co=0xb7cb3f08, globals=0xb7cacb54, locals=0xb7cacb54, args=0x0, 
#33 0x080ca187 in PyEval_EvalCode (co=0xb7cb3f08, globals=0xb7cacb54, locals=0xb7cacb54)
#34 0x080de9ac in PyImport_ExecCodeModuleEx (name=0xbff7e8f7 "apport.report", co=0xb7cb3f08, 
#35 0x080df306 in load_source_module (name=0xbff7e8f7 "apport.report", 
#36 0x080df98b in import_submodule (mod=0xb7d66584, subname=0xbff7e8fe "report", 
#37 0x080dfe3e in load_next (mod=0xb7d66584, altmod=0xb7d66584, p_name=<value optimized out>, 
#38 0x080e00b0 in import_module_level (name=0x0, globals=<value optimized out>, 
#39 0x080e04f7 in PyImport_ImportModuleLevel (name=0xb7d2987c "apport.report", globals=0xb7cac9bc, 
#40 0x080c1db4 in builtin___import__ (self=0x0, args=0xb7cab20c, kwds=0x0) at ../Python/bltinmodule.c:47
  [Error: ../Python/bltinmodule.c was not found in source tree]
#41 0x0805c9e7 in PyObject_Call (func=0x1f, arg=0xb7cab20c, kw=0x0) at ../Objects/abstract.c:1860
  [Error: ../Objects/abstract.c was not found in source tree]
#42 0x080c232c in PyEval_CallObjectWithKeywords (func=0xb7d6ee6c, arg=0xb7cab20c, kw=0x0)
#43 0x080c4a9d in PyEval_EvalFrameEx (f=0x817bee4, throwflag=0) at ../Python/ceval.c:2063
  [Error: ../Python/ceval.c was not found in source tree]
#44 0x080ca115 in PyEval_EvalCodeEx (co=0xb7d2c698, globals=0xb7cac9bc, locals=0xb7cac9bc, args=0x0, 
#45 0x080ca187 in PyEval_EvalCode (co=0xb7d2c698, globals=0xb7cac9bc, locals=0xb7cac9bc)
#46 0x080de9ac in PyImport_ExecCodeModuleEx (name=0xbff82d67 "apport", co=0xb7d2c698, 
#47 0x080df306 in load_source_module (name=0xbff82d67 "apport", 
#48 0x080e09ce in load_package (name=0xbff82d67 "apport", pathname=<value optimized out>)
#49 0x080df98b in import_submodule (mod=0x81466b8, subname=0xbff82d67 "apport", fullname=0xbff82d67 "apport")
#50 0x080dfe3e in load_next (mod=0x81466b8, altmod=0x81466b8, p_name=<value optimized out>, 
#51 0x080e0068 in import_module_level (name=0xb7d2985b "fileutils", globals=0xb7d853f4, 
#52 0x080e04f7 in PyImport_ImportModuleLevel (name=0xb7d29854 "apport.fileutils", globals=0xb7d7facc, 
#53 0x080c1db4 in builtin___import__ (self=0x0, args=0xb7d7bc84, kwds=0x0) at ../Python/bltinmodule.c:47
  [Error: ../Python/bltinmodule.c was not found in source tree]
#54 0x0805c9e7 in PyObject_Call (func=0x1f, arg=0xb7d7bc84, kw=0x0) at ../Objects/abstract.c:1860
  [Error: ../Objects/abstract.c was not found in source tree]
#55 0x080c232c in PyEval_CallObjectWithKeywords (func=0xb7d6ee6c, arg=0xb7d7bc84, kw=0x0)
#56 0x080c4a9d in PyEval_EvalFrameEx (f=0x81be814, throwflag=0) at ../Python/ceval.c:2063
  [Error: ../Python/ceval.c was not found in source tree]
#57 0x080ca115 in PyEval_EvalCodeEx (co=0xb7d2c5c0, globals=0xb7d7facc, locals=0xb7d7facc, args=0x0, 
#58 0x080ca187 in PyEval_EvalCode (co=0xb7d2c5c0, globals=0xb7d7facc, locals=0xb7d7facc)
#59 0x080e9698 in PyRun_FileExFlags (fp=0x816a008, 
#60 0x080e9927 in PyRun_SimpleFileExFlags (fp=0x816a008, 
#61 0x08059390 in Py_Main (argc=1, argv=0xbff842b4) at ../Modules/main.c:523
  [Error: ../Modules/main.c was not found in source tree]
#62 0x080588c2 in main (argc=) at ../Modules/python.c:23
  [Error: ../Modules/python.c was not found in source tree]