{"ast_node_type":"other","tokens":[{"end":5,"kind":"keyword","start":0,"text":"}"}]}
    }
        self.inner.borrow_mut().opaque_types().iter_lookup_table().map(|(k, h)| (k, h.ty)).collect()
    fn clone_duplicate_opaque_types(&self) -> Vec<(ty::OpaqueTypeKey<'tcx>, Ty<'tcx>)> {