anchor.diff:  /// configuration) -- prefilled with the arguments passed to test.dart.
   final List<String> flutterTestArgs = <String>[];
   
  +final Map<String, String> localEngineEnv = <String, String>{};
  +
   final bool useFlutterTestFormatter = Platform.environment['FLUTTER_TEST_FORMATTER'] == 'true';
   
   
  
positive.code:   print('$clock STARTING ANALYSIS');
    try {
      flutterTestArgs.addAll(args);
      if (Platform.environment.containsKey(CIRRUS_TASK_NAME))
        print('Running task: ${Platform.environment[CIRRUS_TASK_NAME]}');
      print('═' * 80);
  
negative.code:   ];
    final Map<String, String> pubEnvironment = <String, String>{
      'FLUTTER_ROOT': flutterRoot,
      ...localEngineEnv
    };
    if (Directory(pubCache).existsSync()) {
      pubEnvironment['PUB_CACHE'] = pubCache;
  