229     handler: ProxyHandler<S>,  field
241                 self.handler.0.worker_count.fetch_add(1, Relaxed);  in set_available()
246                 let count = self.handler.0.worker_count.fetch_sub(1, SeqCst);  in set_available()
253                 if count == 1 && !self.handler.0.task_queue.is_empty() {  in set_available()
254                     self.handler.start_worker(None, None);  in set_available()
262             self.handler.0.state.handle_worker_error(error);  in run()
301         let handler = &self.handler.0;  in run_()  localVariable
306         } = handler.state.new_store(req_id)?;  in run_()
308         let request_timeout = handler.state.request_timeout();  in run_()
309         let idle_instance_timeout = handler.state.idle_instance_timeout();  in run_()
310         let max_instance_reuse_count = handler.state.max_instance_reuse_count();  in run_()
312             handler.state.max_instance_concurrent_reuse_count();  in run_()
314         let proxy = &handler.instance_pre.instantiate_async(&mut store).await?;  in run_()
353             let handler = self.handler.clone();  in run_()  localVariable
370                         handler.0.task_queue.pop()  in run_()
631                 handler: self.clone(),  in start_worker()