ucontext_t *system_context;
action_list_t *action_trace;
std::map<int, Thread *> *thread_map;
+
+ /** Per-object list of actions. Maps an object (i.e., memory location)
+ * to a trace of all actions performed on the object. */
+ std::map<const void *, action_list_t> *obj_map;
+
std::map<void *, std::vector<action_list_t> > *obj_thrd_map;
std::vector<ModelAction *> *thrd_last_action;
NodeStack *node_stack;