code: public final void containsNoneIn(Iterable<?> excluded) {
      Collection<?> actual = iterableToCollection(actual());
      Collection<Object> present = new ArrayList<>();
      for (Object item : Sets.newLinkedHashSet(excluded)) {
        if (actual.contains(item)) {
          present.add(item);
        }
      }
      if (!present.isEmpty()) {
        failWithoutActual(
            fact("expected not to contain any of", annotateEmptyStrings(excluded)),
            fact("but contained", annotateEmptyStrings(present)),
            fullContents());
      }
    }
docs: Checks that the actual iterable contains none of the elements contained in the excluded
  iterable or fails. (Duplicates are irrelevant to this test, which fails if any of the actual
  elements equal any of the excluded.)