{"ast_node_type":"variable","tokens":[{"end":70,"kind":"keyword","start":0,"text":"let"}]}
        let def_path_hash = self.owner.def_id.to_stable_hash_key(hcx);
    fn to_stable_hash_key(&self, hcx: &HirCtx) -> (DefPathHash, ItemLocalId) {
        (def_path_hash, self.local_id)