Am playing as a Brigand in the Humble version 1.1.2.
While fighting monsters in the mines at Night during Day 2: instead of proceeding to Day 3, the time jumped back to early Evening Day 2.
And during the Night on Day 3 in the mines, the message that 'you can't stay awake all night' was displayed; the time then jumped back to late Morning on Day 3, which quickly turned to early Evening Day 3...