Didn't want to stick his neck out....
You highlight an important facet of Joseph's unique story. God placed him in that prison for a lengthy time, giving him a platform from which to learn some critically important lessons. Joseph was to be entrusted with overseeing the region's physical salvation, and he needed to learn intimately what it was to be needy--he learned not merely through his own catastrophic situation but also through the prisoners under his supervision.
Joseph knew that the chief baker was not long for this world because a glaring ‘tell’ was his choice of leavening agents.
Red Star, instead of Jewish Fleischmann’s.
What was he thinking?!
His buns fell flat.