anchor.diff:      var flutterRuleset = await flutterRules;
       var flutterRepoRuleset = await flutterRepoRules;
       var pedanticRuleset = await pedanticRules;
  -    var stagehandRuleset = await stagehandRules;
   
       var issues = await _getIssues();
       var bugs = issues.where(_isBug).toList();
  
positive.code: 
    void forEach(void f(LintScore element)) {
      scores.forEach(f);
    }
  
    static Future<List<String>> _getLintsWithFixes() async {
  
negative.code: 
  import 'package:analyzer/dart/ast/ast.dart';
  import 'package:analyzer/dart/ast/visitor.dart';
  import 'package:analyzer/src/lint/registry.dart';
  
  import 'package:github/server.dart';
  