for (Thread thread : threads) {
            thread.join();
        }

        // Verify no exceptions
        assertTrue(exceptions.isEmpty());
    }

    /**
     * Test memory reference equality
     */
    public void test_memoryReferenceEquality() {
        // Enum instances are singletons
        CrawlerStatus status1 = CrawlerStatus.INITIALIZING;
        CrawlerStatus status2 = CrawlerStatus.INITIALIZING;

import java.util.Spliterator;
import java.util.function.Consumer;
import java.util.function.ObjIntConsumer;
import org.jspecify.annotations.Nullable;

/**
 * A collection that supports order-independent equality, like {@link Set}, but may have duplicate
 * elements. A multiset is also sometimes called a <i>bag</i>.
 *
 * <p>Elements of a multiset that are equal to one another are referred to as <i>occurrences</i> of

    // WARMUP_MAX), but the tests assume no values get evicted. Even with a maximumSize of 100, one
    // of the values gets evicted. With weak keys, we use identity equality, which means using
    // System.identityHashCode, which means the assignment of keys to segments is nondeterministic,
    // so more than (maximumSize / #segments) keys could get assigned to the same segment, which

   */
  public double max() {
    checkState(count != 0);
    return max;
  }

  /**
   * {@inheritDoc}
   *
   * <p><b>Note:</b> This tests exact equality of the calculated statistics, including the floating
   * point values. Two instances are guaranteed to be considered equal if one is copied from the

     * Return the IP address of this address as a 32 bit integer.
     */

    @Override
    public int hashCode() {
        return addr.hashCode();
    }

    /**
     * Compare two addresses for equality. Two <code>UniAddress</code>s are equal
     * if they are both <code>UniAddress</code>' and refer to the same IP address.
     */
    @Override
    public boolean equals(final Object obj) {

 *
 * <p>Each of the {@code standard} methods uses the map's comparator (or the natural ordering of the
 * elements, if there is no comparator) to test element equality. As a result, if the comparator is
 * not consistent with equals, some of the standard implementations may violate the {@code Map}
 * contract.
 *

 *
 * <p>Each of the {@code standard} methods uses the map's comparator (or the natural ordering of the
 * elements, if there is no comparator) to test element equality. As a result, if the comparator is
 * not consistent with equals, some of the standard implementations may violate the {@code Map}
 * contract.
 *

   * example, {@code [] < [1L] < [1L, 2L] < [2L] < [1L << 63]}.
   *
   * <p>The returned comparator is inconsistent with {@link Object#equals(Object)} (since arrays
   * support only identity equality), but it is consistent with {@link Arrays#equals(long[],
   * long[])}.
   *
   * <p><b>Java 9+ users:</b> Use {@link Arrays#compareUnsigned(long[], long[])
   * Arrays::compareUnsigned}.
   */

  private static void assertActuallyTrims(ImmutableLongArray iia) {
    ImmutableLongArray trimmed = iia.trimmed();
    assertThat(trimmed).isNotSameInstanceAs(iia);

    // Yes, this is apparently how you check array equality in Truth
    assertThat(trimmed.toArray()).isEqualTo(iia.toArray());
  }

  private static void assertDoesntActuallyTrim(ImmutableLongArray iia) {
    assertThat(iia.trimmed()).isSameInstanceAs(iia);
  }

    // WARMUP_MAX), but the tests assume no values get evicted. Even with a maximumSize of 100, one
    // of the values gets evicted. With weak keys, we use identity equality, which means using
    // System.identityHashCode, which means the assignment of keys to segments is nondeterministic,
    // so more than (maximumSize / #segments) keys could get assigned to the same segment, which