* with linear probing in its implementation. The returned size is the smallest power of two that
   * can hold setSize elements with the desired load factor.
   */
  @VisibleForTesting
  static int chooseTableSize(int setSize) {
    if (setSize == 1) {
      return 2;
    }
    // Correct the size for open addressing to match desired load factor.
    // Round up to the next highest power of 2.

    this.alternatingKeysAndValues = alternatingKeysAndValues;
    this.size = size;
    this.keyOffset = 0;
    int tableSize = (size >= 2) ? ImmutableSet.chooseTableSize(size) : 0;
    this.keyHashTable = createHashTableOrThrow(alternatingKeysAndValues, size, tableSize, 0);
    Object valueHashTable = createHashTableOrThrow(alternatingKeysAndValues, size, tableSize, 1);
    this.inverse =