{"ast_node_type":"other","tokens":[{"end":57,"kind":"keyword","start":0,"text":"self.set_tainted_by_errors(error_guaranteed);"}]}
            self.set_tainted_by_errors(error_guaranteed);
        if let ast::Recovered::Yes(error_guaranteed) = let_expr.recovered {
            Ty::new_error(self.tcx, error_guaranteed)