I do not think using any User-Agent alone constitutes a crime. There are valid non-criminal reasons why one would like to use Googlebot's or other User-Agent. I

I do not think using any User-Agent alone constitutes a crime. There are valid non-criminal reasons why one would like to use Googlebot's or other User-Agent. I think it is the intent to bypass the paywall + success to do so that may be regarded as offense or even crime, but I'm not sure.