75     id: TransactionId,  field
127     pub fn stop_with_error(&mut self, id: TransactionId, error: Error) -> Result<()> {  in stop_with_error()
132         let v = self.transactions.remove(&id);  in stop_with_error()
136                     event_type: EventType::Callback(t.id),  in stop_with_error()
173         for id in self.transactions.keys() {  in close()
175                 event_type: EventType::Callback(*id),  in close()
193     pub fn start(&mut self, id: TransactionId, deadline: Instant) -> Result<()> {  in start()
197         if self.transactions.contains_key(&id) {  in start()
202             .insert(id, AgentTransaction { id, deadline });  in start()
209     pub fn stop(&mut self, id: TransactionId) -> Result<()> {  in stop()
210         self.stop_with_error(id, Error::ErrTransactionStopped)  in stop()
232         for (id, t) in &self.transactions {  in collect()
234                 to_remove.push(*id);  in collect()
238         for id in &to_remove {  in collect()
239             self.transactions.remove(id);  in collect()
242         for id in to_remove {  in collect()
244                 event_type: EventType::Callback(id),  in collect()