VisitedPair(int pair_num, xbt_automaton_state_t automaton_state,
std::shared_ptr<const std::vector<int>> atomic_propositions, std::shared_ptr<State> graph_state);
VisitedPair(int pair_num, xbt_automaton_state_t automaton_state,
std::shared_ptr<const std::vector<int>> atomic_propositions, std::shared_ptr<State> graph_state);