{"ast_node_type":"other","tokens":[{"end":86,"kind":"keyword","start":0,"text":"(Ty::new_diagnostic_item(self.tcx,"}]}
                    (Ty::new_diagnostic_item(self.tcx, *rcvr_ty, sym::Rc), "Rc::new"),
                    (Ty::new_diagnostic_item(self.tcx, *rcvr_ty, sym::Arc), "Arc::new"),
                ] {