Sounds like you have something unsanitary in your APT sources, you have a dependency pinned, or a locally-installed package.
You could try running 'apport-collect 1285163' and see if collects your installed package versions for analysis.
Sounds like you have something unsanitary in your APT sources, you have a dependency pinned, or a locally-installed package.
You could try running 'apport-collect 1285163' and see if collects your installed package versions for analysis.