{"ast_node_type":"variable","tokens":[{"end":97,"kind":"keyword","start":0,"text":"let"}]}
                let span = ty.span.shrink_to_lo().to(unsafe_binder.inner_ty.span.shrink_to_lo());
            TyKind::UnsafeBinder(unsafe_binder) => {
                self.with_generic_param_rib(