{"ast_node_type":"variable","tokens":[{"end":66,"kind":"keyword","start":0,"text":"let"}]}
                let re_erased = self.cx.tcx().lifetimes.re_erased;
            hir::ByRef::Yes(mutability) => {
                let ty = Ty::new_ref(self.cx.tcx(), re_erased, target_ty, mutability);