anchor.diff:    List<CompletionResult> localRefWorstResults = [];
   
     /// A list of the top [maxWorstResults] completion results with the highest
  +  /// (worst) ranks for completing to parameter references.
  +  List<CompletionResult> paramRefWorstResults = [];
  +
  +  /// A list of the top [maxWorstResults] completion results with the highest
     /// (worst) ranks for completing to top-level declarations.
     List<CompletionResult> topLevelWorstResults = [];
   
  
positive.code:     _printSlowestResults('Static members', metrics.staticMemberSlowestResults);
      _printSlowestResults('Type references', metrics.typeRefSlowestResults);
      _printSlowestResults('Local references', metrics.localRefSlowestResults);
      _printSlowestResults('Top level', metrics.topLevelSlowestResults);
    }
  
  
negative.code:     print('');
  
      metrics.localRefMrrComputer.printMean();
      print('');
  
      metrics.paramRefMrrComputer.printMean();
      print('');
  
      metrics.topLevelMrrComputer.printMean();
  