{"ast_node_type":"variable","tokens":[{"end":70,"kind":"keyword","start":0,"text":"let"}]}
                let item = ast::Item::cast(speculative_args.clone())?;
                // then try finding a token id for our token if it is inside this input subtree.
                let attrs = RawAttrs::new_expanded(db, &item, span_map, loc.krate.cfg_options(db));