anchor.diff:    final bool _collectFailed;
     final _failedPackages = new Set<String>();
     int _totalCount = 0;
  +  int _ownedCount = 0;
     int _availableCount = 0;
   
     _Stat({bool collectFailed: false}) : _collectFailed = collectFailed;
  
positive.code: 
    Map<String, dynamic> toMap() {
      final map = <String, dynamic>{
        'state': _stateMap,
        'status': _statusMap,
      };
  
negative.code: 
    void add(Job job) {
      _totalCount++;
      if (job.runtimeVersion == versions.runtimeVersion) {
        _ownedCount++;
      } else {
        return;
      }
      if (job.state == JobState.available) {
        _availableCount++;
      }
  