Merge branch 'create-crash-xml-tcp' into matrix-testing

tests/xharness/AppRunner.cs

@@ -887,6 +887,11 @@ public async Task<int> RunAsync ()
 					FailureMessage = $"Launch failure";
 					if (Harness.InCI)
 						XmlResultParser.GenerateFailure (Logs, "launch", appName, Variation, "AppLaunch", FailureMessage, main_log.FullPath, XmlResultParser.Jargon.NUnitV3);
+				} else if (!File.Exists (listener_log.FullPath) && Harness.InCI) {
+					// this happens more that what we would like on devices, the main reason most of the time is that we have had netwoking problems and the
+					// tcp connection could not be stablished. We are going to report it as an error since we have not parsed the logs, evne when the app might have
+					// not crashed.
+					XmlResultParser.GenerateFailure (Logs, "tcp-connection", appName, Variation, "TcpConnection", "Device could not reach the host over tcp.", main_log.FullPath, XmlResultParser.Jargon.NUnitV3);
 				}
 			}