anchor.diff:          '--platform=${platformKernel.path}',
           '--output-dill=${dillFile.path}',
           '--unsafe-package-serialization',
  +        '--no-incremental-serialization',
         ];
   
         final StreamController<List<int>> inputStreamController =
  
positive.code:             Component component = loadComponentFromBinary(dillFile.path);
  
              // Contains (at least) the 2 files we want.
              component.libraries
                      .where((l) =>
                          l.importUri.toString() == "package:pkgB/a.dart" ||
                          l.fileUri.toString().contains(fileB.path))
                      .length ==
                  2;
  
              // Verifiable (together with the platform file).
              component =
                  loadComponentFromBinary(platformKernel.toFilePath(), component);
              verifyComponent(component);
          }
        });
        expect(await result, 0);
  
negative.code:             Component component = loadComponentFromBinary(dillFile.path);
  
              // Contains (at least) the 2 files we want.
              expect(
                  component.libraries
                      .where((l) =>
                          l.importUri.toString() == "package:pkgB/a.dart" ||
                          l.fileUri == fileB.uri)
                      .length,
                  2);
  
              // Verifiable (together with the platform file).
              component =
  