“What is the motivation for the Rav’s ruling maybe he does not want there to be an issue so he prefers to put blinders on and hopes something wont happen”
Possibly, but it’s also possible that he might know that this is a case that does not warrant calling the police. After all, there is a reason that the OP called him; he wasn’t sure whether or not the case warranted calling the police, and he thought that this Rav was a good person to ask.