message: scripts: set -x for trace
diff: #!/bin/bash
  -
  +set -x
  cfg_path="/.starcoin"
  net="$1"
  shift;
  @@ -10,5 +10,5 @@ ret=$?
  if [ $ret -eq 120 ]; then
  echo "Start failed with gensis mismatch code 120, clean data..."
  rm -rf $cfg_path/$net/ &>/dev/null
  - exit $ret
  fi
  +exit $ret
  