The Man who drove the truck and killed 84 people was Gay and/or Bisexual, which is forbidden by ISIL.

http://www.pinknews.co.uk/2016/07/18/nice-terrorist-used-hook-up-apps-to-find-men-before-isis-radicalisation/

Evidently, he had pictures of his sexual conquests on his phone.  He ate Pork, got drunk and was not religious according to those who knew him.