{"ast_node_type":"other","tokens":[{"end":83,"kind":"keyword","start":0,"text":"}"}]}
            } else if is_ref_to_boxed_slice(*adjusted_receiver_tys.last().unwrap())
                (ARRAY_INTO_ITER, "[T; N]", "2021", idx == 0)
                && let Some(idx) = adjusted_receiver_tys