{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"debugger_visualizers.hash_stable(&mut"}]}
        debugger_visualizers.hash_stable(&mut hcx, &mut stable_hasher);
        source_file_names.hash_stable(&mut hcx, &mut stable_hasher);
        if tcx.sess.opts.incremental.is_some() {