{"ast_node_type":"other","tokens":[{"end":78,"kind":"keyword","start":0,"text":"assert_eq!(self.tcx.hir_body_owner_def_id(body.id()),"}]}
        assert_eq!(self.tcx.hir_body_owner_def_id(body.id()), closure_def_id);
        let mut delegate = InferBorrowKind {