Calcite. Explain failed for subquery expression.

   @Test
    public void test0() throws Exception {
        IgniteCache<Integer, Integer> cache = grid(0).getOrCreateCache(
            new CacheConfiguration<Integer, Integer>("test")
                .setBackups(1)
                .setIndexedTypes(Integer.class, Integer.class)
        );

        for (int i = 0; i < 100; i++)
            cache.put(i, i);

        awaitPartitionMapExchange();

        // Correlated INNER join.
        checkQuery("explain plan for SELECT t._val FROM \"test\".Integer t WHERE t._val < 5 AND " +
            "t._key in (SELECT x FROM table(system_range(t._val, t._val))) ")
            .check();
}