ArrayIndexOutOfBoundsException when traversing nodes of DoubleArray

[takawitter]

When traversing nodes of DoubleArray which is built from PatriciaTrie that contains wikipedia japanese titles, the ArrayIndexOutOfBoundsException occurred at the line 73 of Rank1OnlySuccinctBitVector (inside "isOne" method).

        Algorithms.traverseByBreadth(trie.getRoot(), new NodeVisitor() {
            @Override
            public boolean visit(Node node, int nest) {
                return true;
            }
        });