This is a known issue. Device Check for Other Device Stability could not
          
        load WDTF.Interop assembly file due to Strong Name validation error.
       
        To fix the error, make the following changes:
       
        1. Open cmd line with elevated permission
       
        2. Run 'reg add "HKLM\SOFTWARE\Microsoft\StrongName\Verification\*,31bf3856ad364e35"'
       
        3. Run the test as usual
       
        4. Once finished running the test, run 'reg delete
        "HKLM\SOFTWARE\Microsoft\StrongName" /f'