{"ast_node_type":"other","tokens":[{"end":72,"kind":"keyword","start":0,"text":"Some(ast::GenericArgs::Parenthesized(args))"}]}
                        Some(ast::GenericArgs::Parenthesized(args)) => {
                        // The lowered form of parenthesized generic args contains an associated type binding.
                            self.dcx().emit_err(errors::NegativeBoundWithParentheticalNotation {