user home fails to decrypt, likely because the utils are being removed when marked auto, which is an issue various users reported when upgrading.
I've attempted a fix but that seems to not work
https://bazaar.launchpad.net/~kdeneon/ubuntu-release-upgrader-neon/trunk/revision/3166
I also do not quite know how else to do it just now.
3166 needs reverting and another approach implementing