anchor.diff:    ];
     final Map<String, String> pubEnvironment = <String, String>{
       'FLUTTER_ROOT': flutterRoot,
  +    if (includeLocalEngineEnv) ...localEngineEnv,
     };
     if (Directory(pubCache).existsSync()) {
       pubEnvironment['PUB_CACHE'] = pubCache;
  
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:   String coverage,
    bool forceSingleCore = false,
    Duration perTestTimeout,
    bool includeLocalEngineEnv = false,
  }) async {
    int cpus;
    final String cpuVariable = Platform.environment['CPU']; // CPU is set in cirrus.yml
  