anchor.diff:  
     Uri get vmServiceUri => vmServiceWsUri;
   
  -  String debugPrint(String msg) {
  +  String _debugPrint(String msg) {
       const int maxLength = 500;
       final String truncatedMsg =
           msg.length > maxLength ? msg.substring(0, maxLength) + '...' : msg;
  
positive.code:   }
  
    Future<Isolate> waitForPause() async {
      debugPrint('Waiting for isolate to pause');
      final String flutterIsolate = await getFlutterIsolateId();
  
      Future<Isolate> waitForPause() async {
  
negative.code:         vmServiceWsUri,
          trackFutures: true,
        );
        vmService.onSend.listen((String s) => _debugPrint('==> $s'));
        vmService.onReceive.listen((String s) => _debugPrint('<== $s'));
        await Future.wait(<Future<Success>>[
          vmService.streamListen(EventStreams.kIsolate),
          vmService.streamListen(EventStreams.kDebug),
  