@Override
protected Pair<SyntheticArtifact, MultipleDependencyGraphRecorder> splitJsIntoFragments(
PropertyOracle[] propertyOracles, int permutationId, JavaToJavaScriptMap jjsmap) {
Pair<SyntheticArtifact, MultipleDependencyGraphRecorder> dependenciesAndRecorder = null;
MultipleDependencyGraphRecorder dependencyRecorder = null;
SyntheticArtifact dependencies = null;
if (options.isRunAsyncEnabled()) {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
int expectedFragmentCount = options.getFragmentCount();