Add new entry in Release_Notes.

[simgrid.git] / src / mc / mc_record.cpp

diff --git a/src/mc/mc_record.cpp b/src/mc/mc_record.cpp
index a16898e..63d9fc0 100644 (file)
--- a/src/mc/mc_record.cpp
+++ b/src/mc/mc_record.cpp
@@ -51,7 +51,7 @@ void RecordTrace::replay() const
   const auto& actor_list = engine->get_actor_list();
   if (actor_list.empty()) {
     XBT_INFO("The replay of the trace is complete. The application is terminating.");
-  } else if (std::none_of(begin(actor_list), end(actor_list),
+  } else if (std::none_of(std::begin(actor_list), std::end(actor_list),
                           [](const auto& kv) { return mc::actor_is_enabled(kv.second); })) {
     XBT_INFO("The replay of the trace is complete. DEADLOCK detected.");
     engine->display_all_actor_status();
@@ -98,6 +98,8 @@ std::string simgrid::mc::RecordTrace::to_string() const
 {
   std::ostringstream stream;
   for (auto i = transitions_.begin(); i != transitions_.end(); ++i) {
+    if (*i == nullptr)
+      continue;
     if (i != transitions_.begin())
       stream << ';';
     stream << (*i)->aid_;