* isn't guaranteed to expose the issue, but it is at least likely to become flaky if the race
   * sneaks back in, and in this case flaky means something is definitely wrong.
   *
   * <p>Before the bug was fixed this test would fail at least 30% of the time.
   */
  public void testTransitionRace() throws TimeoutException {
    for (int k = 0; k < 1000; k++) {

        return false;
      }
    }

    @Override
    int indexOf(@Nullable Object target) {
      if (contains(target)) {
        @SuppressWarnings("unchecked") // if it's contained, it's definitely a C
        C c = (C) requireNonNull(target);
        long total = 0;
        for (Range<C> range : ranges) {
          if (range.contains(c)) {

          // getDeclaredField to throw a NoSuchFieldException when the field is definitely there.
          // For these users fallback to a suboptimal implementation, based on synchronized. This
          // will be a definite performance hit to those users.
          thrownAtomicReferenceFieldUpdaterFailure = atomicReferenceFieldUpdaterFailure;

	// Determine the character encoding.
	utf8Valid1, utf8Require1 := detectUTF8(f.Name)
	utf8Valid2, utf8Require2 := detectUTF8(f.Comment)
	switch {
	case !utf8Valid1 || !utf8Valid2:
		// Name and Comment definitely not UTF-8.
		f.NonUTF8 = true
	case !utf8Require1 && !utf8Require2:
		// Name and Comment use only single-byte runes that overlap with UTF-8.
		f.NonUTF8 = false
	default:

           */
          for (int i = 2; i <= k; i++, n--) {
            if (numeratorBits + nBits < Long.SIZE - 1) {
              // It's definitely safe to multiply into numerator and denominator.
              numerator *= n;
              denominator *= i;
              numeratorBits += nBits;
            } else {

  //    (hypothetical) unsafe read by our caller. Note: adding 'volatile' does not fix this issue,
  //    it would just add an edge such that if done() observed non-null, then it would also
  //    definitely observe all earlier writes, but we still have no guarantee that done() would see
  //    the initial write (just stronger guarantees if it does).
  //

  * For StatefulSet (previously PetSet), this change means creation of
    replacement pods is blocked until old pods are definitely not running
    (indicated either by the kubelet returning from partitioned state,
    deletion of the Node object, deletion of the instance in the cloud provider,
    or force deletion of the pod from the api-server).

    // We can provide a hint to the builder to preallocate the correct size when the iterable is
    // either a List (which likely has a fast size() implementation), or an ImmutableCollection
    // (which definitely has a fast size() implementation). While Collection also has a size()
    // implementation, it _may_ require iteration over the entire collection (e.g., a
    // FilteredCollection), which we want to avoid.

    // We can provide a hint to the builder to preallocate the correct size when the iterable is
    // either a List (which likely has a fast size() implementation), or an ImmutableCollection
    // (which definitely has a fast size() implementation). While Collection also has a size()
    // implementation, it _may_ require iteration over the entire collection (e.g., a
    // FilteredCollection), which we want to avoid.

### Bug or Regression

- Currently, NodeAdded QueueingHint could not always be called because of the internal feature called preCheck.
  It's definitely not something expected for plugin developers,
  and we're trying to eventually remove preCheck completely to fix this.