fail();
    } catch (NullPointerException expected) {
    }
  }

  private static class CountingIterable implements Iterable<String> {
    int count = 0;

    @Override
    public Iterator<String> iterator() {
      count++;
      return asList("a", "b", "a").iterator();
    }
  }

  public void testCopyOf_plainIterable() {
    CountingIterable iterable = new CountingIterable();

    }

    @Override
    Multiset<E> delegate() {
      return (Multiset<E>) super.delegate();
    }

    @Override
    public int count(@CheckForNull Object o) {
      synchronized (mutex) {
        return delegate().count(o);
      }
    }

    @Override
    public int add(@ParametricNullness E e, int n) {
      synchronized (mutex) {
        return delegate().add(e, n);

   *
   * <p>This is useful when a varargs method needs to use a signature such as {@code (Foo firstFoo,
   * Foo... moreFoos)}, in order to avoid overload ambiguity or to enforce a minimum argument count.
   *
   * <p>The returned list is serializable and implements {@link RandomAccess}.
   *
   * @param first the first element
   * @param rest an array of additional elements, possibly empty

     * desired count.
     *
     * @param element the element to add or remove occurrences of
     * @param count the desired count of the element in this multiset
     * @return this {@code Builder} object
     * @throws NullPointerException if {@code element} is null
     * @throws IllegalArgumentException if {@code count} is negative
     */
    @CanIgnoreReturnValue

    Multimap<Color, Integer> multimap = Multimaps.newMultimap(map, factory);
    assertEquals(0, factory.count);
    multimap.putAll(Color.BLUE, asList(3, 1, 4));
    assertEquals(1, factory.count);
    multimap.putAll(Color.RED, asList(2, 7, 1, 8));
    assertEquals(2, factory.count);
    assertEquals("[3, 1, 4]", multimap.get(Color.BLUE).toString());

     * desired count.
     *
     * @param element the element to add or remove occurrences of
     * @param count the desired count of the element in this multiset
     * @return this {@code Builder} object
     * @throws NullPointerException if {@code element} is null
     * @throws IllegalArgumentException if {@code count} is negative
     */
    @CanIgnoreReturnValue
    @Override

        }
    }

    public void waitForNoWaitingThreads() {
        int count = waitingThreadNames.size();
        while (count > 0) {
            if (logger.isInfoEnabled()) {
                logger.info("{} waiting thread(s).", count);
            }
            ThreadUtil.sleep(systemCpuCheckInterval);
            count = waitingThreadNames.size();
        }
    }

        requireNonNull(pluginBindings);
        final int len = pluginBindings.length;
        if (len < 2 || len % 2 != 0) {
            throw new IllegalArgumentException("Plugin bindings must have more than 0, even count of elements");
        }

        HashMap<String, LifecyclePhase> lifecyclePhaseBindings = new HashMap<>(len / 2);
        for (int i = 0; i < len; i = i + 2) {

            if (degreeOfConcurrency > 1) {
                logger.info("");
                logger.info(String.format(
                        "Using the %s implementation with a thread count of %d",
                        builder.getClass().getSimpleName(), degreeOfConcurrency));
            }
            builder.build(session, reactorContext, projectBuilds, taskSegments, reactorBuildStatus);

    stream.defaultReadObject();
    int keyCount = stream.readInt();
    if (keyCount < 0) {
      throw new InvalidObjectException("Invalid key count " + keyCount);
    }
    ImmutableMap.Builder<Object, ImmutableList<Object>> builder = ImmutableMap.builder();
    int tmpSize = 0;

    for (int i = 0; i < keyCount; i++) {