{"ast_node_type":"variable","tokens":[{"end":99,"kind":"keyword","start":0,"text":"let"}]}
                            let sp = info.span.find_ancestor_not_from_macro().unwrap_or(info.span);
                        } else if let LocalInfo::BlockTailTemp(info) = local_decl.local_info() {
                            if info.tail_result_is_ignored {