Version 0.6.2-3 of subuser is marked for autoremoval from testing on Wed 15 May 2024. It depends (transitively) on docker.io, opendnssec, affected by #1066479, #1068755. You should try to prevent the removal by fixing these RC bugs.
Problems while searching for a new upstream version
high
uscan had problems while searching for a new upstream version:
In watchfile debian/watch, reading webpage
http://subuser.org/rel/ failed: 404 Not Found