Ludovic Courtès schreef op do 02-06-2022 om 16:13 [+0200]:
> I’m not sure what the conclusion of those bug reports were, but (gnu
> build accounts) doesn’t reuse UIDs: you can see that in
> ‘user+group-databases’, which reads the initial /etc/{passwd,group}, and
> passes them to ‘allocate-passwd’ and ‘allocate-group’, which “reserve”
> those initial UIDs/GIDs.
> 
> This is exercised in tests/accounts.scm (search for “no reuse”).

Right, I guess I misremembered or misinterpreted the bug reports.
Or someone added and removed an account 900 times.

> There could be bugs of course, but in that case we should fix them.  :-)

So in theory there might still be a bug (or at least a limitation), albeit
unlikely to encounter in practice.

Greetings,
Maxime.