}

  @J2ktIncompatible
  @GwtIncompatible // threads
  public void testRenaming() throws Exception {
    String oldName = Thread.currentThread().getName();
    Supplier<String> newName = Suppliers.ofInstance("MyCrazyThreadName");
    Callable<@Nullable Void> callable =
        new Callable<@Nullable Void>() {
          @Override
          public @Nullable Void call() throws Exception {