{"ast_node_type":"variable","tokens":[{"end":67,"kind":"keyword","start":0,"text":"let"}]}
        let attr = outer_normal_attr(&rustc_ad_attr, new_id, span);
        let new_id = ecx.sess.psess.attr_id_generator.mk_attr_id();
        let new_id = ecx.sess.psess.attr_id_generator.mk_attr_id();