SelectFS.following doesn't work

  @Test
  public void testSelectFollowingPrecedingDifferentTypes() {
    this.jCas.setDocumentText("A B C D E");
    Token a = new Token(this.jCas, 0, 1);
    Token b = new Token(this.jCas, 2, 3);
    Token c = new Token(this.jCas, 4, 5);
    Token d = new Token(this.jCas, 6, 7);
    Token e = new Token(this.jCas, 8, 9);
    for (Token token : Arrays.asList(a, b, c, d, e)) {
      token.addToIndexes();
    }
    Sentence sentence = new Sentence(this.jCas, 2, 5);
    sentence.addToIndexes();

    // uimaFIT: selectFollowing(this.jCas, Token.class, sentence, 1);
    List<Token> following1 = jCas.select(Token.class).following(sentence).limit(1).asList();
    assertEquals(Arrays.asList("D"), JCasUtil.toText(following1));
    assertEquals(Arrays.asList(d), following1);

java.lang.AssertionError: expected:<[D]> but was:<[A]>