anchor.diff:  
     // Measures the score for this benchmark by executing it repeately until
     // time minimum has been reached.
  -  static double measureFor(Function f, int timeMinimum) {
  +  static List measureFor(Function f, int timeMinimum) {
       int time = 0;
       int iter = 0;
  +    int runs = 0;
       Stopwatch watch = new Stopwatch();
       watch.start();
       int elapsed = 0;
       while (elapsed < timeMinimum) {
  -      f();
  +      int r = f();
  +      runs += r;
         elapsed = watch.elapsedMilliseconds;
         iter++;
       }
  -    return 1000.0 * elapsed / iter;
  +    return [1000.0 * elapsed / iter, runs];
     }
   
     // Measures the score for the benchmark and returns it.
  -  double measure() {
  +  List measure() {
       setup();
       // Warmup for at least 100ms. Discard result.
  -    measureFor(() { this.warmup(); }, 100);
  +    measureFor(() { return this.warmup(); }, 100);
       // Run the benchmark for at least 2000ms.
  -    double result = measureFor(() { this.exercise(); }, 2000);
  +    List result = measureFor(() { return this.exercise(); }, 2000);
       teardown();
       return result;
     }
   
     void report() {
  -    double score = measure();
  -    print("$name(RunTime): $score us.");
  +    List result = measure();
  +    double score = result[0];
  +    int runs = result[1];
  +    print("$name(TotalRunTime): $score us.");
  +    print("$name(Runs): $runs.");
  +    print("$name(AverageRunTime): ${score/runs} us.");
     }
   
   }
  
positive.code:   void run() { }
  
    // Runs a short version of the benchmark. By default invokes [run] once.
    void warmup() {
      run();
    }
  
    // Exercices the benchmark. By default invokes [run] 10 times.
    void exercise() {
      for (int i = 0; i < 10; i++) {
        run();
      }
    }
  
    // Not measured setup code executed prior to the benchmark runs.
  
negative.code: // Copyright 2011 Google Inc. All Rights Reserved.
  // BenchmarkBase.dart
  
  part of benchmark_harness;
  
  class BenchmarkBase {
    final String name;
  