{"ast_node_type":"other","tokens":[{"end":52,"kind":"keyword","start":0,"text":"#[allow(rustc::potential_query_instability)]"}]}
        #[allow(rustc::potential_query_instability)]
        // This is OK, there's only ever one node result possible so this is deterministic.
        if let Some((node, _)) = nodes.lock().iter().find(|&(_, index)| *index == dep_node_index) {