getSpliteratorNotImmutableCollectionAllowsRemoveMethod());
  }

  protected Collection<Method> suppressForUnmodifiableSet() {
    return emptySet();
  }

  protected Collection<Method> suppressForUnmodifiableNavigableSet() {
    return emptySet();
  }

  protected Collection<Method> suppressForCheckedSet() {
    return emptySet();
  }

  protected Collection<Method> suppressForCheckedSortedSet() {