// 2) lk2 then needs to advance and remove the resource from lockMap.
		// 3) lk3 or lk4 (whichever didn't execute in step 1) then executes and creates
		//    a new entry in lockMap and acquires a lock for the same resource.

		<-lk2ch
		lk3ok := <-lk3ch
		lk4ok := <-lk4ch

		if lk3ok && lk4ok {
			t.Fatalf("multiple locks acquired; iteration=%d, lk3=%t, lk4=%t", i, lk3ok, lk4ok)
		}
	}

  public static <T extends @Nullable Object> T[] newArray(Class<@NonNull T> type, int length) {
    return (T[]) Array.newInstance(type, length);
  }

  /**
   * Returns a new array of the given length with the same type as a reference array.
   *
   * @param reference any array of the desired type
   * @param length the length of the new array
   */
  /*

@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public class ListEqualsTester<E> extends AbstractListTester<E> {
  public void testEquals_otherListWithSameElements() {
    assertTrue(
        "A List should equal any other List containing the same elements.",
        getList().equals(new ArrayList<E>(getOrderedElements())));
  }

  @CollectionSize.Require(absent = CollectionSize.ZERO)
  public void testEquals_otherListWithDifferentElements() {

 *       String}.
 *   <li>{@code getElement} on a {@code Multiset.Entry<@Nullable String>} returns {@code @Nullable
 *       String}.
 * </ul>
 *
 * This is the same behavior as type-variable usages have to Kotlin and to the Checker Framework.
 * Contrast the method above to:
 *
 * <ul>
 *   <li>methods whose return type is a type variable but which can never return {@code null},

    assertFalse(multimap().containsEntry(k0(), v0()));
  }

  @CollectionSize.Require(absent = ZERO)
  @MapFeature.Require(SUPPORTS_REMOVE)
  /*
   * We are comparing Multimaps of the same type, so as long as they have value collections that
   * implement equals() (as with ListMultimap or SetMultimap, as opposed to a QueueMultimap or
   * something), our equality check is value-based.
   */

     * and introspect the method from the MethodMap.</p>
     * @param name Method name.
     * @param params Method parameters.
     * @return The found method.
     * @throws MethodMap.AmbiguousException in case of duplicate methods.
     */
    public Method findMethod(String name, Object... params) throws MethodMap.AmbiguousException {
        String methodKey = makeMethodKey(name, params);
        Object cacheEntry = methodCache.get(methodKey);

     */
    default void attachArtifact(@Nonnull Session session, @Nonnull Project project, @Nonnull Path path) {
        String name = path.getFileName().toString();
        int dot = name.lastIndexOf('.');
        String ext = dot >= 1 ? name.substring(dot + 1) : "";
        ProducedArtifact artifact = session.createProducedArtifact(
                project.getGroupId(), project.getArtifactId(), project.getVersion(), ext);

import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Range;
import java.util.Random;
import org.jspecify.annotations.NullUnmarked;

/** Benchmarks some algorithms providing the same functionality as {@link Quantiles}. */
@NullUnmarked
public class QuantilesBenchmark {

  private static final ContiguousSet<Integer> ALL_DECILE_INDEXES =

import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Range;
import java.util.Random;
import org.jspecify.annotations.NullUnmarked;

/** Benchmarks some algorithms providing the same functionality as {@link Quantiles}. */
@NullUnmarked
public class QuantilesBenchmark {

  private static final ContiguousSet<Integer> ALL_DECILE_INDEXES =

   *     entriesInCommon(), entriesDiffering())
   * }
   */
  @Override
  int hashCode();

  /**
   * A difference between the mappings from two maps with the same key. The {@link #leftValue} and
   * {@link #rightValue} are not equal, and one but not both of them may be null.
   *
   * @since 2.0
   */
  @DoNotMock("Use Maps.difference")