> >> The test failures are worrisome though.  Could you investigate why those
> >> tests are failing or crashing?
> >> 
> >> Those failures may indicate real issues.  Or it could be that they
> >> require a running X server (other packages usually solve that by
> >> spawning ‘Xvfb’ right before the ‘check’ phase).
> >
> > The tests also fail on an Arch linux machine with a running X server. I
> > tried removing the failing ones, but that caused some of the previously
> > passing ones to start segfaulting, so I have no idea how to fix them
> > properly.
> 
> OK.  Could you report it upstream?

I'll send the maintainer an email as their issue tracker is on Github
and I'd prefer not registering an account there.