print error log on failed simulation

src/actsim_agent/log_parser.cpp

@@ -71,12 +71,14 @@ void LogParser::parse_error([[maybe_unused]]const std::string& line) {
     // actsim actually outputs everything on stdout
     // Only the warnings in the beginning are on stderr.
 
-    //this->artifact->add_err_output(line);
+    this->artifact->add_err_output(line);
 
 }
 
 void LogParser::finalize() {
 
+    this->artifact->clear_logs();
+
     /*
         So the only way to do this cleanly is to make sure that either
          - the model has not sent all tokens yet -> deadlock

src/actsim_agent/worker.cpp

@@ -506,6 +506,9 @@ std::unique_ptr<OutputType> Worker::perform_task(std::unique_ptr<InputType>& tas
 
                 if (exit_code != 0) {
                     std::cerr << "SIMULATION EXITED ABNORMALLY!" << std::endl;
+                    for (auto&& line : result->get_content().second) {
+                        std::cerr << line << std::endl;
+                    }
                 }
                 
                 break;