{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"for"}]}
        for (self_name, self_span, trait_name) in derives.into_iter() {
        let mut derives_grouped = Vec::<(String, Span, String)>::new();
            if let Some((last_self_name, _, last_trait_names)) = derives_grouped.last_mut() {