1149 static snackWidget * checkboxTreeWidget(PyObject * s, PyObject * args, PyObject * kwargs) {
1150     int height;
1151     int scrollBar = 0;
1152     int hide_checkbox = 0;
1153     int unselectable = 0;
1154     int flags;
1155     snackWidget * widget;
1156     const char *kw[] = {"height", "scrollbar", "hide_checkbox", "unselectable", NULL};
1157     
1158     if (!PyArg_ParseTupleAndKeywords(args, kwargs, "i|iii", (char **) kw,
1159 		&height, &scrollBar, &hide_checkbox, &unselectable))
when PyArg_ParseTupleAndKeywords() succeeds
taking False path
1160 	return NULL;
1161 
1162     flags = (scrollBar ? NEWT_FLAG_SCROLL : 0) |
1163 	(hide_checkbox ? NEWT_CHECKBOXTREE_HIDE_BOX : 0) |    
when considering value == (int)0 from snackmodule.c:1159
taking False path
1164 	(unselectable ? NEWT_CHECKBOXTREE_UNSELECTABLE : 0);
when considering range: -0x80000000 <= value <= -1
taking True path
1165 
when considering range: -0x80000000 <= value <= -1
taking True path
1166     widget = snackWidgetNew ();
1167     widget->co = newtCheckboxTree(-1, -1, height, flags);
when snackWidgetNew() fails
1168 
dereferencing NULL (widget->co) at snackmodule.c:1170
found 10 similar trace(s) to this
1169     widget->anint = 1;
1170 
1171     return widget;
1172 }
1173