{"ast_node_type":"variable","tokens":[{"end":35,"kind":"keyword","start":0,"text":"let"}]}
        let mut edge_list_indices =
        let mut fingerprints = IndexVec::from_elem_n(Fingerprint::ZERO, node_max);
            IndexVec::from_elem_n(EdgeHeader { repr: 0, num_edges: 0 }, node_max);