I found that all single chests in my world became partly invisible when I loaded the world for the first time in the snapshots. The part of the chest that swings open when accessing the GUI was not there. This issue is not present with double chests.
Duplicate of MC-33159 - If you have not, please use the search function in the future, to see if your bug has already been submitted. If you could not find the original report, please comment with the keywords you searched for.