{"ast_node_type":"other","tokens":[{"end":60,"kind":"keyword","start":0,"text":"self.unused_macros.swap_remove(&def_id);"}]}
                    self.unused_macros.swap_remove(&def_id);
                if let Some(def_id) = def_id.as_local() {
                    if self.proc_macro_stubs.contains(&def_id) {