{"ast_node_type":"other","tokens":[{"end":58,"kind":"keyword","start":0,"text":"recorder.record_arg(cgu_name.to_string());"}]}
                recorder.record_arg(cgu_name.to_string());
            tcx.prof.generic_activity_with_arg_recorder("codegen_module", |recorder| {
                recorder.record_arg(cgu.size_estimate().to_string());