+ /* reset the outgoing transition */
+ simgrid::mc::ActorState* procstate = &state->actor_states_[actor->get_pid()];
+ state->transition_.pid_ = -1;
+ state->transition_.times_considered_ = -1;
+ state->transition_.textual[0] = '\0';
+ state->executed_req_.call_ = Simcall::NONE;
+
+ if (not simgrid::mc::actor_is_enabled(actor))
+ return nullptr; // Not executable in the application
+
+ smx_simcall_t req = nullptr;
+ if (actor->simcall_.observer_ != nullptr) {
+ state->transition_.times_considered_ = procstate->times_considered;
+ procstate->times_considered++;
+ if (actor->simcall_.mc_max_consider_ <= procstate->times_considered)
+ procstate->set_done();
+ req = &actor->simcall_;
+ } else
+ switch (actor->simcall_.call_) {
+ case Simcall::COMM_WAITANY:
+ state->transition_.times_considered_ = -1;
+ while (procstate->times_considered < simcall_comm_waitany__get__count(&actor->simcall_)) {
+ if (simgrid::mc::request_is_enabled_by_idx(&actor->simcall_, procstate->times_considered)) {
+ state->transition_.times_considered_ = procstate->times_considered;
+ ++procstate->times_considered;
+ break;
+ }
+ ++procstate->times_considered;
+ }
+
+ if (procstate->times_considered >= simcall_comm_waitany__get__count(&actor->simcall_))
+ procstate->set_done();
+ if (state->transition_.times_considered_ != -1)
+ req = &actor->simcall_;
+ break;
+
+ case Simcall::COMM_TESTANY:
+ state->transition_.times_considered_ = -1;
+ while (procstate->times_considered < simcall_comm_testany__get__count(&actor->simcall_)) {
+ if (simgrid::mc::request_is_enabled_by_idx(&actor->simcall_, procstate->times_considered)) {
+ state->transition_.times_considered_ = procstate->times_considered;
+ ++procstate->times_considered;
+ break;
+ }
+ ++procstate->times_considered;
+ }
+
+ if (procstate->times_considered >= simcall_comm_testany__get__count(&actor->simcall_))
+ procstate->set_done();
+ if (state->transition_.times_considered_ != -1)
+ req = &actor->simcall_;
+ break;
+
+ case Simcall::COMM_WAIT: {
+ simgrid::mc::RemotePtr<simgrid::kernel::activity::CommImpl> remote_act =
+ remote(simcall_comm_wait__getraw__comm(&actor->simcall_));
+ simgrid::mc::Remote<simgrid::kernel::activity::CommImpl> temp_act;
+ mc_model_checker->get_remote_simulation().read(temp_act, remote_act);
+ const simgrid::kernel::activity::CommImpl* act = temp_act.get_buffer();
+ if (act->src_actor_.get() && act->dst_actor_.get())
+ state->transition_.times_considered_ = 0; // OK
+ else if (act->src_actor_.get() == nullptr && act->state_ == simgrid::kernel::activity::State::READY &&
+ act->detached())
+ state->transition_.times_considered_ = 0; // OK
+ else
+ state->transition_.times_considered_ = -1; // timeout
+ procstate->set_done();
+ req = &actor->simcall_;
+ break;
+ }
+
+ default:
+ procstate->set_done();
+ state->transition_.times_considered_ = 0;
+ req = &actor->simcall_;
+ break;
+ }
+ if (not req)
+ return nullptr;
+
+ state->transition_.pid_ = actor->get_pid();
+ state->executed_req_ = *req;
+ // Fetch the data of the request and translate it:
+ state->internal_req_ = *req;
+ simgrid::kernel::activity::CommImpl* chosen_comm;
+ simgrid::mc::Remote<simgrid::kernel::activity::CommImpl> remote_comm;
+
+ /* The waitany and testany request are transformed into a wait or test request over the corresponding communication
+ * action so it can be treated later by the dependence function. */
+ switch (req->call_) {
+ case Simcall::COMM_WAITANY:
+ state->internal_req_.call_ = Simcall::COMM_WAIT;
+ chosen_comm = mc_model_checker->get_remote_simulation().read(
+ remote(simcall_comm_waitany__get__comms(req) + state->transition_.times_considered_));
+
+ mc_model_checker->get_remote_simulation().read(remote_comm, remote(chosen_comm));
+ simcall_comm_wait__set__comm(&state->internal_req_, remote_comm.get_buffer());
+ simcall_comm_wait__set__timeout(&state->internal_req_, 0);
+ break;
+
+ case Simcall::COMM_TESTANY:
+ state->internal_req_.call_ = Simcall::COMM_TEST;
+ chosen_comm = mc_model_checker->get_remote_simulation().read(
+ remote(simcall_comm_testany__get__comms(req) + state->transition_.times_considered_));
+
+ mc_model_checker->get_remote_simulation().read(remote_comm, remote(chosen_comm));
+ simcall_comm_test__set__comm(&state->internal_req_, remote_comm.get_buffer());
+ simcall_comm_test__set__result(&state->internal_req_, state->transition_.times_considered_);
+ break;
+
+ case Simcall::COMM_WAIT:
+ chosen_comm = simcall_comm_wait__getraw__comm(req);
+ mc_model_checker->get_remote_simulation().read(state->internal_comm_, remote(chosen_comm));
+ simcall_comm_wait__set__comm(&state->internal_req_, state->internal_comm_.get_buffer());
+ break;
+
+ case Simcall::COMM_TEST:
+ chosen_comm = simcall_comm_test__getraw__comm(req);
+ mc_model_checker->get_remote_simulation().read(remote_comm, remote(chosen_comm));
+ simcall_comm_test__set__comm(&state->internal_req_, remote_comm.get_buffer());
+ break;
+