Usually citing movies is just ridiculed, but it reminds me of the first RAMBO - and the suggestion to just let him go and arrest him in a few days working at a car wash or doing dishes. Defuse the situation the police were rapidly escalating.
They knew who this kid was. They knew the offense - taking his father's pickup to go get cigarettes. All they had to do was wait for him to go back home. It was that simple.