throws InterruptedException {
      lastMethodCalled = "invokeAll";
      assertTaskWrapped(tasks);
      return inline.invokeAll(tasks);
    }

    @Override
    public <T> List<Future<T>> invokeAll(
        Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit)
        throws InterruptedException {
      assertTaskWrapped(tasks);
      lastMethodCalled = "invokeAllTimeout";