On Sun, 2019-03-10 at 14:37 -0400, Harlan Lieberman-Berg wrote: > debdiffs of the .debs are attached. The source debdiff is empty. > > Diffoscope output is also attached.
The source debdiff is clearly *not* empty. Your diffoscope output shows changes to debian/changelog, debian/control, debian/compat, ... those are all in the source package and thus would appear in a source debdiff. Regards, Adam