> If, say, “coreutils” is live, then the corresponding “coreutils.drv”
> will be considered live as well when you pass --gc-keep-derivations.

Is the .drv live forever then?  Even when all the corresponding outputs have
been deleted from all profiles / generations?

What's the point of keeping a .drv that cannot be traced back to a GC root?

-- 
Pierre Neidhardt
https://ambrevar.xyz/