{"ast_node_type":"other","tokens":[{"end":98,"kind":"keyword","start":0,"text":"self.lower_const_path_to_const_arg(path,"}]}
                                    self.lower_const_path_to_const_arg(path, res, ty.id, ty.span);
                                let ct =
                                return GenericArg::Const(ct.try_as_ambig_ct().unwrap());