* cancelled. For details on when this is called, see {@link #collectOneValue}.
   */
  private void collectValueFromNonCancelledFuture(int index, Future<? extends InputT> future) {
    try {
      // We get the result, even if collectOneValue is a no-op, so that we can fail fast.
      collectOneValue(index, getDone(future));
    } catch (ExecutionException e) {
      handleException(e.getCause());

   * cancelled. For details on when this is called, see {@link #collectOneValue}.
   */
  private void collectValueFromNonCancelledFuture(int index, Future<? extends InputT> future) {
    try {
      // We get the result, even if collectOneValue is a no-op, so that we can fail fast.
      collectOneValue(index, getDone(future));
    } catch (ExecutionException e) {
      handleException(e.getCause());