Fix logging problem for stress test wrappers

If using a stress test wrapper like UnitTest the logging output
only points to UnitTest itself and not to the executed action. This
makes log messages not readable.

Change-Id: I33afbf89f5a2cd922a569da62e7dbd7eeee61e8b
Fixes: bug #1216274
Merge "Fix logging problem for stress test wrappers"