Hoping one is talking to that terminal and it's not manipulated to show wrong information. (The later is quite unlikely at a larger store as it would lead to to

Hoping one is talking to that terminal and it's not manipulated to show wrong information. (The later is quite unlikely at a larger store as it would lead to too many complaints, but still nothing I can ; even the first one could be noticed by them not receiving money, thus other payment could be noticed and reverted - eventually)