anchor.diff:    }, skip: false);
   }
   
  -Future<Directory> get _performLifecycle async {
  +Future<Directory> _performLifecycle() async {
     print("============== _performLifecycle");
     final jefeDir = await createJefeWithTestProjects(4);
   
  
positive.code: import 'package:test/test.dart';
  import 'dart:io';
  import 'test_project_utils.dart';
  import 'package:jefe/jefe.dart';
  import 'package:path/path.dart' as p;
  import 'package:logging/logging.dart';
  import 'dart:async';
  import 'package:git/git.dart';
  import 'package:pubspec/pubspec.dart';
  import 'package:yaml/yaml.dart';
  import 'package:pub_semver/pub_semver.dart';
  
  final Logger _log = new Logger('dd');
  
  
negative.code:     });
  
      test('ls executes concurrently', () async {
        expect(
            await graph.processCommands.execute('ls', []), "bin\npubspec.yaml");
      }, skip: false);
  
      test('ls executes serially', () async {
  