040000 tree 9f0c63930254f829f5aaa90461fc5f9d0f794ac5	builtin_func
040000 tree 7c88c2958b25f9033b731248bfb5368a6d47c7e5	circular_expansion
040000 tree 492af86c8017ea268a9b08f3529dd4aba772c258	escape
040000 tree 7de2d6855c62d53bd2b71584a07d35086c876ada	variable