Trace 0: Transitions: 'when PyList_New() succeeds' 'taking False path' 'when considering unknown_unsigned_val.1 == (const unsigned int)0 from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:22' 'taking False path' 'returning' Return value: repr(): PointerToRegion(gcctype='struct PyObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33), region=RegionOnHeap('PyListObject', gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33))) str(): (struct PyObject *)&RegionOnHeap('PyListObject', gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33)) from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33 r->ob_refcnt: refs: 1 owned r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33), region=RegionForGlobal(gcc.VarDecl('PyList_Type'))) region for gcc.ParmDecl('self') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('self')") str(): region for gcc.ParmDecl('self') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('self')")) region for gcc.ParmDecl('args') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('args')") str(): region for gcc.ParmDecl('args') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('args')")) Exception: (struct PyObject *)0 from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:29 Trace 1: Transitions: 'when PyList_New() succeeds' 'taking False path' 'when considering range: 1 <= unknown_unsigned_val.1 <= 0xffffffff' 'taking True path' 'when make_item() succeeds' 'taking False path' 'when PyList_Append() succeeds' 'taking False path' 'when considering unknown_unsigned_val.1 == (const unsigned int)1 from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:22' 'taking False path' 'returning' Return value: repr(): PointerToRegion(gcctype='struct PyObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33), region=RegionOnHeap('PyListObject', gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33))) str(): (struct PyObject *)&RegionOnHeap('PyListObject', gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33)) from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33 r->ob_refcnt: refs: 1 owned r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33), region=RegionForGlobal(gcc.VarDecl('PyList_Type'))) region for gcc.ParmDecl('self') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('self')") str(): region for gcc.ParmDecl('self') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('self')")) region for gcc.ParmDecl('args') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('args')") str(): region for gcc.ParmDecl('args') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('args')")) new ref from (unknown) make_item allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:39: repr(): RegionOnHeap('new ref from (unknown) make_item', gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=39)) str(): new ref from (unknown) make_item allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:39 r->ob_refcnt: refs: 2 owned r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=39), region=Region('PyTypeObject for new ref from (unknown) make_item')) Exception: (struct PyObject *)0 from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:29 Trace 2: Transitions: 'when PyList_New() succeeds' 'taking False path' 'when considering range: 1 <= unknown_unsigned_val.1 <= 0xffffffff' 'taking True path' 'when make_item() succeeds' 'taking False path' 'when PyList_Append() fails' 'taking True path' 'when taking True path' 'taking False path' 'when taking True path' 'returning' Return value: repr(): ConcreteValue(gcctype='struct PyObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=61), value=0) str(): (struct PyObject *)0 from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:61 region for gcc.ParmDecl('self') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('self')") str(): region for gcc.ParmDecl('self') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('self')")) region for gcc.ParmDecl('args') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('args')") str(): region for gcc.ParmDecl('args') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('args')")) PyListObject allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33: repr(): RegionOnHeap('PyListObject', gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33)) str(): PyListObject allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33 r->ob_refcnt: refs: 0 owned r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33), region=RegionForGlobal(gcc.VarDecl('PyList_Type'))) new ref from (unknown) make_item allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:39: repr(): RegionOnHeap('new ref from (unknown) make_item', gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=39)) str(): new ref from (unknown) make_item allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:39 r->ob_refcnt: refs: 0 owned r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=39), region=Region('PyTypeObject for new ref from (unknown) make_item')) Exception: (struct PyObject *)&RegionForGlobal(gcc.VarDecl('PyExc_MemoryError')) from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:43 Trace 3: Transitions: 'when PyList_New() succeeds' 'taking False path' 'when considering range: 1 <= unknown_unsigned_val.1 <= 0xffffffff' 'taking True path' 'when make_item() succeeds' 'taking False path' 'when PyList_Append() fails' 'taking True path' 'when taking True path' 'taking False path' 'when taking False path' 'calling tp_dealloc on PyListObject allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33' 'returning' Return value: repr(): ConcreteValue(gcctype='struct PyObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=61), value=0) str(): (struct PyObject *)0 from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:61 region for gcc.ParmDecl('self') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('self')") str(): region for gcc.ParmDecl('self') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('self')")) region for gcc.ParmDecl('args') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('args')") str(): region for gcc.ParmDecl('args') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('args')")) PyListObject allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33: repr(): RegionOnHeap('PyListObject', gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33)) str(): PyListObject allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33 r->ob_refcnt: None r->ob_type: None new ref from (unknown) make_item allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:39: repr(): RegionOnHeap('new ref from (unknown) make_item', gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=39)) str(): new ref from (unknown) make_item allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:39 r->ob_refcnt: refs: 0 owned r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=39), region=Region('PyTypeObject for new ref from (unknown) make_item')) Exception: (struct PyObject *)&RegionForGlobal(gcc.VarDecl('PyExc_MemoryError')) from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:43 Trace 4: Transitions: 'when PyList_New() succeeds' 'taking False path' 'when considering range: 1 <= unknown_unsigned_val.1 <= 0xffffffff' 'taking True path' 'when make_item() succeeds' 'taking False path' 'when PyList_Append() fails' 'taking True path' 'when taking False path' 'calling tp_dealloc on new ref from (unknown) make_item allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:39' 'taking False path' 'when taking True path' 'returning' Return value: repr(): ConcreteValue(gcctype='struct PyObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=61), value=0) str(): (struct PyObject *)0 from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:61 region for gcc.ParmDecl('self') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('self')") str(): region for gcc.ParmDecl('self') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('self')")) region for gcc.ParmDecl('args') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('args')") str(): region for gcc.ParmDecl('args') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('args')")) PyListObject allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33: repr(): RegionOnHeap('PyListObject', gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33)) str(): PyListObject allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33 r->ob_refcnt: refs: 0 owned r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33), region=RegionForGlobal(gcc.VarDecl('PyList_Type'))) new ref from (unknown) make_item allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:39: repr(): RegionOnHeap('new ref from (unknown) make_item', gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=39)) str(): new ref from (unknown) make_item allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:39 r->ob_refcnt: None r->ob_type: None Exception: (struct PyObject *)&RegionForGlobal(gcc.VarDecl('PyExc_MemoryError')) from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:43 Trace 5: Transitions: 'when PyList_New() succeeds' 'taking False path' 'when considering range: 1 <= unknown_unsigned_val.1 <= 0xffffffff' 'taking True path' 'when make_item() succeeds' 'taking False path' 'when PyList_Append() fails' 'taking True path' 'when taking False path' 'calling tp_dealloc on new ref from (unknown) make_item allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:39' 'taking False path' 'when taking False path' 'calling tp_dealloc on PyListObject allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33' 'returning' Return value: repr(): ConcreteValue(gcctype='struct PyObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=61), value=0) str(): (struct PyObject *)0 from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:61 region for gcc.ParmDecl('self') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('self')") str(): region for gcc.ParmDecl('self') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('self')")) region for gcc.ParmDecl('args') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('args')") str(): region for gcc.ParmDecl('args') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('args')")) PyListObject allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33: repr(): RegionOnHeap('PyListObject', gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33)) str(): PyListObject allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33 r->ob_refcnt: None r->ob_type: None new ref from (unknown) make_item allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:39: repr(): RegionOnHeap('new ref from (unknown) make_item', gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=39)) str(): new ref from (unknown) make_item allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:39 r->ob_refcnt: None r->ob_type: None Exception: (struct PyObject *)&RegionForGlobal(gcc.VarDecl('PyExc_MemoryError')) from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:43 Trace 6: Transitions: 'when PyList_New() succeeds' 'taking False path' 'when considering range: 1 <= unknown_unsigned_val.1 <= 0xffffffff' 'taking True path' 'when make_item() fails' 'taking True path' 'taking False path' 'when taking True path' 'returning' Return value: repr(): ConcreteValue(gcctype='struct PyObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=61), value=0) str(): (struct PyObject *)0 from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:61 region for gcc.ParmDecl('self') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('self')") str(): region for gcc.ParmDecl('self') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('self')")) region for gcc.ParmDecl('args') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('args')") str(): region for gcc.ParmDecl('args') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('args')")) PyListObject allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33: repr(): RegionOnHeap('PyListObject', gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33)) str(): PyListObject allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33 r->ob_refcnt: refs: 0 owned r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33), region=RegionForGlobal(gcc.VarDecl('PyList_Type'))) Exception: (struct PyObject *)&RegionForGlobal(gcc.VarDecl('PyExc_MemoryError')) from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:39 Trace 7: Transitions: 'when PyList_New() succeeds' 'taking False path' 'when considering range: 1 <= unknown_unsigned_val.1 <= 0xffffffff' 'taking True path' 'when make_item() fails' 'taking True path' 'taking False path' 'when taking False path' 'calling tp_dealloc on PyListObject allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33' 'returning' Return value: repr(): ConcreteValue(gcctype='struct PyObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=61), value=0) str(): (struct PyObject *)0 from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:61 region for gcc.ParmDecl('self') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('self')") str(): region for gcc.ParmDecl('self') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('self')")) region for gcc.ParmDecl('args') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('args')") str(): region for gcc.ParmDecl('args') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('args')")) PyListObject allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33: repr(): RegionOnHeap('PyListObject', gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=33)) str(): PyListObject allocated at tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33 r->ob_refcnt: None r->ob_type: None Exception: (struct PyObject *)&RegionForGlobal(gcc.VarDecl('PyExc_MemoryError')) from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:39 Trace 8: Transitions: 'when PyList_New() fails' 'taking True path' 'taking True path' 'returning' Return value: repr(): ConcreteValue(gcctype='struct PyObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=61), value=0) str(): (struct PyObject *)0 from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:61 region for gcc.ParmDecl('self') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('self')") str(): region for gcc.ParmDecl('self') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('self')")) region for gcc.ParmDecl('args') on stack: repr(): RegionOnStack("region for gcc.ParmDecl('args')") str(): region for gcc.ParmDecl('args') on stack r->ob_refcnt: refs: 0 owned, 1 borrowed r->ob_type: PointerToRegion(gcctype='struct PyTypeObject *', loc=gcc.Location(file='tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c', line=28), region=Region("region-for-type-of-arg-gcc.ParmDecl('args')")) Exception: (struct PyObject *)&RegionForGlobal(gcc.VarDecl('PyExc_MemoryError')) from tests/cpychecker/refcounts/loops/complex-loop-conditional-1/input.c:33