message: [txfactory]: fix unhandled result
diff: @@ -135,7 +135,9 @@ fn main() {
  warn!("submit status: {}", s);
  // if txn is rejected, recheck sequence number, and start over
  if !s {
  - tx_mocker.recheck_sequence_number();
  + if let Err(e) = tx_mocker.recheck_sequence_number() {
  + error!("fail to start over, err: {:?}", e);
  + }
  }
  }
  Err(e) => {
  @@ -205,13 +207,16 @@ impl TxnMocker {
  self.next_sequence_number = match seq_number_in_pool {
  Some(n) => n,
  None => {
  - let state_reader = RemoteStateReader::new(&client);
  + let state_reader = RemoteStateReader::new(&self.client);
  let account_state_reader = AccountStateReader::new(&state_reader);
  let account_resource =
  - account_state_reader.get_account_resource(&account_address)?;
  + account_state_reader.get_account_resource(&self.account_address)?;
  if account_resource.is_none() {
  - bail!("account {} not exists, please faucet it", account_address);
  + bail!(
  + "account {} not exists, please faucet it",
  + &self.account_address
  + );
  }
  account_resource.unwrap().sequence_number()
  }
  