message: Remove excessive file read
diff: @@ -289,8 +289,8 @@ impl CatchupHandler {
  return Ok(CatchupStepResult::FailedAtNode(node_idx));
  }
  + self.merkle_tree = temp_mt.clone();
  PoolWorker::dump_new_txns(&self.pool_name, &vec_to_dump)?;
  - self.merkle_tree = PoolWorker::restore_merkle_tree_from_pool_name(&self.pool_name)?;
  process.merkle_tree = temp_mt;
  }
  