anchor.diff:    @failingTest
     void test_blockBodiedLambdas_syncStar() {
       super.test_blockBodiedLambdas_syncStar();
  +  }
  +
  +  @override
  +  @failingTest
  +  void test_canInferAlsoFromStaticAndInstanceFieldsFlagOn() {
  +    super.test_canInferAlsoFromStaticAndInstanceFieldsFlagOn();
     }
   
     @override
  
positive.code:   @failingTest
    void test_propagateInferenceTransitively2() {
      super.test_propagateInferenceTransitively2();
    }
  }
  
  
negative.code: 
    @override
    void addFile(String content, {String name: '/main.dart'}) {
      addLibrarySource(name, content);
    }
  
    @override
    CompilationUnitElement checkFile(String content) {
      Source source = addSource('/main.dart', content);
      SummaryResynthesizer resynthesizer = _encodeLibrary(source);
      LibraryElementImpl resynthesized = _checkSource(resynthesizer, source);
      for (Source otherSource in otherLibrarySources) {
        _checkSource(resynthesizer, otherSource);
      }
      return resynthesized.definingCompilationUnit;
    }
  
  