def test_group_fails_in_group(self, manager):
        try:
            manager.app.backend.ensure_chords_allowed()
        except NotImplementedError as e:
            raise pytest.skip(e.args[0])

        main_chain = chain(
            mul.s(),
            group(
                chain(
                    group(
                        chain(
                            fail.s(),
                            mul.s(5),
                        ),
                        mul.s(7),
                    ),
                    tsum.s(),
                    mul.s(11)
                ),
                mul.s(13)
            ),
            tsum.s()
        )

        result = main_chain.apply_async(args=(2, 3))

        with pytest.raises(ExpectedException):
            try:
                result.get(timeout=TIMEOUT)
            except TimeoutError:  # catch the TimeoutError to print tasks status then reraise
                def print_state(res):
                    print(f"{res.id}: {manager.app.backend.get_state(res.id)}")

                sleep(1)
                print("States")
                print_state(result)
                print_state(result.parent)
                print_state(result.parent.children[1])
                print_state(result.parent.children[0])
                print_state(result.parent.children[0].parent)
                print_state(result.parent.children[0].parent.parent)
                print_state(result.parent.children[0].parent.parent.children[1])
                print_state(result.parent.children[0].parent.parent.children[0])
                print_state(result.parent.children[0].parent.parent.children[0].parent)
                print_state(result.parent.parent)
                raise