Re: "guix-latest" differs when two users run "guix pull" from same commit

[Ludovic Courtès]

Chris Marusich <address@hidden> skribis:

> When two users run "guix pull" using the same commit, two different
> versions of "guix-latest" get built.  This surprised me, and in any case
> it seems inefficient to build the same version of Guix two times.  Why
> do two different derivations get built?

That’s a bug!  :-)

> Here's an invocation of "guix pull" as an unprivileged user:
>
> $ guix pull
> ...
> Building from Git commit ed0f9f53abef57b9f33d3b2eada40375894bdff6...
> ...
> The following derivation will be built:
>    /gnu/store/m3x8069x5aspc29m9ay7idndz0kpfxlb-guix-latest.drv
> copying and compiling to 
> '/gnu/store/dn13gs9w16h5w6l77pnpbclqxnbyhh4m-guix-latest' with Guile 2.2.2...
>
>
> And here's an invocation of "guix pull" as root:
>
> # guix pull
> ...
> Building from Git commit ed0f9f53abef57b9f33d3b2eada40375894bdff6...
> ...
> The following derivation will be built:
>    /gnu/store/675pz9f4qz9dd4jikzcgzv62kjrxfhmg-guix-latest.drv
> copying and compiling to 
> '/gnu/store/cvc0rf65s3mjw9rjps80ram3898qdws3-guix-latest' with Guile 2.2.2...

Can you compare the two ‘guix-latest’ outputs with ‘diff -r’?  I’m
guessing the difference stems from (guix config).

Thanks,
Ludo’.