{"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"}"}]}
        } else if self.tcx.is_diagnostic_item(sym::Result, found_adt.did())
            Some((found_args.type_at(0), expected_args.type_at(0), None))
            && self.tcx.is_diagnostic_item(sym::Result, expected_adt.did())