At full tilt means to go as fast as possible, but in this sentence the battle was going very slowly
Context: It felt like forever to come back to the cricket field, but when they arrived, the battle was still going on very slowly at the minimum possible speed.
Hypothesis: It seemed to take forever to return to the cricket field, but when they arrived, the battle was still going at full tilt.

Is the hypothesis incorrect? (Yes, no, or unknown)?