{"ast_node_type":"other","tokens":[{"end":100,"kind":"keyword","start":0,"text":"||"}]}
            || crate::lang_item::lang_item(self.db, self.module.krate(), LangItem::FormatUnsafeArg);
        let fmt_unsafe_arg =
        let use_format_args_since_1_89_0 = fmt_args().is_some() && fmt_unsafe_arg().is_none();