FSCrawler 7.2.7, Windows service, debug and trace logs

When running fscrawler 7.2.7 as a service (Windows server 2016) should it be possible to see debug or trace logs by adding the --debug or --trace flag?

We are using nssm v2.24 to generate the service.

I successfully added the --debug or --trace flag to a batch file that was called by a Scheduled task (configured to run on system startup after x minutes) but we would like to use a Windows Service.

(batch file details to follow.)