https://bugs.winehq.org/show_bug.cgi?id=37371
--- Comment #1 from Commander Commander.Alchemy@gmail.com --- You can also use their internal debing to get some information by running in wine their logsever.exe that is inside their /bin folder.
Running that first, then create a workspace and after that run their launcher will generate a logfile when you press "Run" on their benchmark.