Please run serial_config.py to generate serial configuration file for service VM.

usage: python3 serial_config.py [h] --allocation <allocation_info_file> --scenario <scenario_info_file> --out <output_file>
positional arguments:
  allocation_info_file  : name of the file summarizing resource allocated by config tool
  scenario_info_file  : file name of the scenario info XML
  output_file : file name of serial configuration