- while((req = MC_state_get_request(current_pair->graph_state, &value)) != NULL){
-
- /* Debug information */
- if(XBT_LOG_ISENABLED(mc_liveness, xbt_log_priority_debug)){
- req_str = MC_request_to_string(req, value);
- XBT_DEBUG("Execute: %s", req_str);
- xbt_free(req_str);
- }
-
- MC_state_set_executed_request(current_pair->graph_state, req, value);
-
- /* Answer the request */
- SIMIX_simcall_pre(req, value);
-
- /* Wait for requests (schedules processes) */
- MC_wait_for_requests();
-
-
- MC_SET_RAW_MEM;
-
- /* Create the new expanded graph_state */
- next_graph_state = MC_state_pair_new();
-
- /* Get enabled process and insert it in the interleave set of the next graph_state */
- xbt_swag_foreach(process, simix_global->process_list){
- if(MC_process_is_enabled(process)){
- MC_state_interleave_process(next_graph_state, process);
- }
- }
-
- xbt_dynar_reset(successors);
-
- MC_UNSET_RAW_MEM;
-
-
- cursor= 0;
- xbt_dynar_foreach(current_pair->automaton_state->out, cursor, transition_succ){
-
- res = MC_automaton_evaluate_label(transition_succ->label);
-
- if(res == 1){ // enabled transition in automaton
- MC_SET_RAW_MEM;
- next_pair = new_pair_stateless(next_graph_state, transition_succ->dst, MC_state_interleave_size(next_graph_state));
- xbt_dynar_push(successors, &next_pair);
- MC_UNSET_RAW_MEM;
- }
-
- }
-
- cursor = 0;
-
- xbt_dynar_foreach(current_pair->automaton_state->out, cursor, transition_succ){
-
- res = MC_automaton_evaluate_label(transition_succ->label);
-
- if(res == 2){ // true transition in automaton
- MC_SET_RAW_MEM;
- next_pair = new_pair_stateless(next_graph_state, transition_succ->dst, MC_state_interleave_size(next_graph_state));
- xbt_dynar_push(successors, &next_pair);
- MC_UNSET_RAW_MEM;
- }
-
- }
-
- cursor = 0;
-
- xbt_dynar_foreach(successors, cursor, pair_succ){
-
- if(search_cycle == 1){
-
- if((pair_succ->automaton_state->type == 1) || (pair_succ->automaton_state->type == 2)){
-
- if(reached(pair_succ->automaton_state)){
- //if(reached_hash(pair_succ->automaton_state)){
-
- XBT_DEBUG("Next pair (depth = %d, %u interleave) already reached !", xbt_fifo_size(mc_stack_liveness) + 1, MC_state_interleave_size(pair_succ->graph_state));
-
- XBT_INFO("*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*");
- XBT_INFO("| ACCEPTANCE CYCLE |");
- XBT_INFO("*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*");
- XBT_INFO("Counter-example that violates formula :");
- MC_show_stack_liveness(mc_stack_liveness);
- MC_dump_stack_liveness(mc_stack_liveness);
- MC_print_statistics_pairs(mc_stats_pair);
- exit(0);
-
- }else{
-
- XBT_DEBUG("Next pair (depth =%d) -> Acceptance pair : graph=%p, automaton=%p(%s)", xbt_fifo_size(mc_stack_liveness) + 1, pair_succ->graph_state, pair_succ->automaton_state, pair_succ->automaton_state->id);
-
- set_pair_reached(pair_succ->automaton_state);
- //set_pair_reached_hash(pair_succ->automaton_state);
-
- XBT_DEBUG("Reached pairs : %lu", xbt_dynar_length(reached_pairs));
- //XBT_DEBUG("Reached pairs : %lu", xbt_dynar_length(reached_pairs_hash));
-
- MC_SET_RAW_MEM;
- xbt_fifo_unshift(mc_stack_liveness, pair_succ);
- MC_UNSET_RAW_MEM;
-
- MC_ddfs(search_cycle);
-
- }
-
- }else{
-
- if(!visited_hash(pair_succ->automaton_state, search_cycle)){
- //if(!visited(pair_succ->automaton_state, search_cycle)){
-
- MC_SET_RAW_MEM;
- xbt_fifo_unshift(mc_stack_liveness, pair_succ);
- MC_UNSET_RAW_MEM;
-
- MC_ddfs(search_cycle);
-
- }else{
-
- XBT_DEBUG("Next pair already visited ! ");
-
- }
-
- }
-
- }else{
-
- if(((pair_succ->automaton_state->type == 1) || (pair_succ->automaton_state->type == 2))){
-
- XBT_DEBUG("Next pair (depth =%d) -> Acceptance pair : graph=%p, automaton=%p(%s)", xbt_fifo_size(mc_stack_liveness) + 1, pair_succ->graph_state, pair_succ->automaton_state, pair_succ->automaton_state->id);
-
- set_pair_reached(pair_succ->automaton_state);
- //set_pair_reached_hash(pair_succ->automaton_state);
-
- search_cycle = 1;
-
- XBT_DEBUG("Reached pairs : %lu", xbt_dynar_length(reached_pairs));
- //XBT_DEBUG("Reached pairs : %lu", xbt_dynar_length(reached_pairs_hash));
-
- }
-
- if(!visited_hash(pair_succ->automaton_state, search_cycle)){
- //if(!visited(pair_succ->automaton_state, search_cycle)){
-
- MC_SET_RAW_MEM;
- xbt_fifo_unshift(mc_stack_liveness, pair_succ);
- MC_UNSET_RAW_MEM;
-
- MC_ddfs(search_cycle);
-
- }else{
-
- XBT_DEBUG("Next pair already visited ! ");
-
- }
-
- }
-
-
- /* Restore system before checking others successors */
- if(cursor != (xbt_dynar_length(successors) - 1))
- MC_replay_liveness(mc_stack_liveness, 1);
-
-
- }
-
- if(MC_state_interleave_size(current_pair->graph_state) > 0){
- XBT_DEBUG("Backtracking to depth %d", xbt_fifo_size(mc_stack_liveness));
- MC_replay_liveness(mc_stack_liveness, 0);
- }
+ if(current_pair->search_cycle){
+
+ if((current_pair->automaton_state->type == 1) || (current_pair->automaton_state->type == 2)){
+
+ if((reached_num = is_reached_acceptance_pair(current_pair)) != -1){
+
+ XBT_INFO("Pair %d already reached (equal to pair %d) !", current_pair->num, reached_num);
+
+ MC_SET_RAW_MEM;
+ xbt_fifo_shift(mc_stack_liveness);
+ if(dot_output != NULL)
+ fprintf(dot_output, "\"%d\" -> \"%d\" [%s];\n", initial_state_liveness->prev_pair, reached_num, initial_state_liveness->prev_req);
+ MC_UNSET_RAW_MEM;
+
+ XBT_INFO("*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*");
+ XBT_INFO("| ACCEPTANCE CYCLE |");
+ XBT_INFO("*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*");
+ XBT_INFO("Counter-example that violates formula :");
+ MC_show_stack_liveness(mc_stack_liveness);
+ MC_dump_stack_liveness(mc_stack_liveness);
+ MC_print_statistics(mc_stats);
+ xbt_abort();
+
+ }
+ }