anchor.diff:              let results = PerfTest.run tester tests
               conf.handleResults results
   
  +    /// <summary>
       /// Compares given implementation performance against a collection of other implementations.
       /// Use the 'perfTest' function to easily construct test cases. With this function, the configuration
       /// will be the sane defaults; if you want to override them, please see <see cref="testPerfImplsWithConfig" />.
  -    ///
  +    /// </summary>
       /// <param name="name">Name for the group of performance tests</param>
       /// <param name="subject">Implementation under test.</param>
       /// <param name="alternatives">Secondary implementations to be compared against.</param>
  
positive.code:             tester.PersistCurrentResults()
              conf.handleResults(conf.historyFile, results)
  
      /// Compares current implementation against a collection of past tests.
      /// <param name="name">Name for the group of performance tests</param>
      /// <param name="subject">(Current) implementation under test.</param>
      /// <param name="testRunId">The id of the test run; this must be ticking upwards, so
  
negative.code:               verbose       = true
                handleResults = fun _ -> () }
  
      /// <summary>
      /// Compares given implementation performance against a collection of other implementations.
      /// Use the 'perfTest' function to easily construct test cases.
      /// </summary>
      /// <param name="conf">The <see cref="" /> configuration</param>
      /// <param name="name">Name for the group of performance tests</param>
      /// <param name="subject">Implementation under test.</param>
  