Odds of raccoons starting a fire?

even though the landlord doesn't want to fix the hole in the chimney,which if he had any sense at all he would know that raccoons will eat through sheetrock and wood to get into a source of food,and in the meanwhile they are destroying the attic,and not to mention all the poop they can deposit all over the attic and inside the walls,but as far as them eating through the wiring don't think you have a lot to worry about,rats like to eat through wire oh you will also get them to,so i would get with the other tenant and both of you go to the owner,this is one time you need to make it your problem and get this taken care of before it gets out of hand and it will