{"ast_node_type":"other","tokens":[{"end":59,"kind":"keyword","start":0,"text":"attr(\"no_implicit_prelude\","}]}
    attr("no_implicit_prelude", None, None).prefer_inner(),
    attr(r#"must_use"#, Some("must_use"), Some(r#"must_use"#)),
    attr("no_link", None, None).prefer_inner(),