anchor.diff:  }
   
   Future<bq.BigqueryApi> _getBigqueryApi() async {
  +  if (!useFlutterTestFormatter) {
  +    return null;
  +  }
     // TODO(dnfield): How will we do this on LUCI?
     final String privateKey = Platform.environment['GCLOUD_SERVICE_ACCOUNT_KEY'];
     // If we're on Cirrus and a non-collaborator is doing this, we can't get the key.
  
positive.code:       timeout: timeout,
      );
    }
    final FlutterCompactFormatter formatter = FlutterCompactFormatter();
    final Stream<String> testOutput = runAndGetStdout(flutter, args,
      workingDirectory: workingDirectory,
      expectNonZeroExit: expectFailure,
      timeout: timeout,
      beforeExit: formatter.finish,
    );
    await _processTestOutput(formatter, testOutput, tableData);
  }
  
  Future<void> _verifyVersion(String filename) async {
  
negative.code:         toolsArgs += ' --enable-asserts';
      pubEnvironment['FLUTTER_TOOL_ARGS'] = toolsArgs.trim();
    }
    if (useFlutterTestFormatter) {
      final FlutterCompactFormatter formatter = FlutterCompactFormatter();
      final Stream<String> testOutput = runAndGetStdout(
        pub,
        args,
        workingDirectory: workingDirectory,
        beforeExit: formatter.finish,
      );
      await _processTestOutput(formatter, testOutput, tableData);
    } else {
      await runCommand(
        pub,
        args,
        workingDirectory:workingDirectory,
      );
    }
  }
  
  enum CiProviders {
  