{"ast_node_type":"other","tokens":[{"end":86,"kind":"keyword","start":0,"text":"Ty::new_ref(tcx,"}]}
                    Ty::new_ref(tcx, tcx.lifetimes.re_erased, ty, bk.to_mutbl_lossy())
                let mk_ref = move |tcx: TyCtxt<'tcx>, ty: Ty<'tcx>| {
                };