anchor.diff:    return buffer.toString();
   }
   
  -enum InitialResult { crashed, timedOut, connected }
  +enum InitialResult { crashed, connected }
   
   enum TestResult { crashed, harnessBailed, testBailed }
   
  
positive.code: 
  
  void main() {
    print('$_kStartTimeoutTimerMessage');
    String serverPort = Platform.environment['SERVER_PORT'] ?? '';
    String server = Uri.decodeComponent('$encodedWebsocketUrl:\$serverPort');
    StreamChannel<dynamic> channel = serializeSuite(() {
  
negative.code:           .transform<String>(const LineSplitter())
            .listen(
          (String line) async {
            if (line.startsWith("error: Unable to read Dart source 'package:test/")) {
              globals.printTrace('Shell: $line');
              globals.printError('\n\nFailed to load test harness. Are you missing a dependency on flutter_test?\n');
            } else if (line.startsWith(observatoryString)) {
  