bug#47949: Failed to produce output path for guix-package-cache

[Maxime Devos]

On 28-10-2022 22:23, Vagrant Cascadian wrote:
> [...]
> > Maybe that's a clue pointing to the crufty .cache directories?
>
> Well, after removing ~/.cache/guix/checkouts/ I haven't had the problem
> again, with several successful pulls.
>
> This suggests to me that guix should make sure to not use a dirty
> checkout to prevent this in the future ... either exporting the guix
> tree it's working with to a temporary location, or something like
> running "git clean -dfx" before using the checkout...

A (similar) problem was reported previously but I couldn't find it 
anymore.  A proposed solution was to use temporary git worktrees ("git 
clean -dfx" wouldn't be sufficient in context of concurrent "guix 
time-machine").

Greetings,
Maxime.

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