{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"for"}]}
            for i in self.universe_indices.iter_mut().take(index + 1) {
        let universe = self.universe_indices[index].unwrap_or_else(|| {
                *i = i.or_else(|| Some(infcx.create_next_universe()))