Two incidents in one room at the same time! (Hardcore) (Fallout Shelter)

I turn on the rush of the room, at this time a cockroach will climb out! Rush does not pass, a fire starts, and the cockroach immediately runs away. Ok, I think it's cool. It takes 5 seconds, cockroaches climb out in all four adjacent rooms! Fortunately, everyone was dressed ...
And in normal mode, I had two incidents but in different rooms, the scheme is the same with rush ...