anchor.diff:              filePath: '$flutterPkgPath/lib/src/material/flutter_logo.dart',
               uniquePrefix: 'Widget build(BuildContext context) {',
               insertStringGenerator: null,
  -            name: 'smallFile-body-withoutPrefix',
  +            name: 'completion-smallFile-body-withoutPrefix',
             ),
           ),
         );
  
positive.code:             filePath: '$flutterPkgPath/lib/src/material/app_bar.dart',
              uniquePrefix: 'computeDryLayout(BoxConstraints constraints) {',
              insertStringGenerator: () => 'M',
              name: 'mediumLibraryCycle-mediumFile-smallBody',
            ),
          ),
        );
  
negative.code:   return exitCode;
  }
  
  class FlutterCompletionBenchmark extends Benchmark {
    static final das = FlutterCompletionBenchmark(
      'das',
  