GNU bug report logs - #74112
[PATCH] Fix determinism issue in guix package

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From: Hilton Chain <hako <at> ultrarare.space>
To: Jakob Kirsch <jakob.kirsch <at> web.de>
Cc: 74112 <at> debbugs.gnu.org, 74204 <at> debbugs.gnu.org
Subject: [bug#74112] bug#74204: Guix is not reproducible
Date: Tue, 05 Nov 2024 18:31:04 +0800

Hi Jakob,

On Tue, 05 Nov 2024 02:38:34 +0800,
Jakob Kirsch via Bug reports for GNU Guix wrote:
>
> I've recently noticed that `guix challenge guix` fails since guix isn't
> reproducible at the moment. As someone pointed out on XMPP, this is due to
> parallelism issues with Guile so running `guix build guix --no-grafts
> --cores=1 --check` reliably produces the same output.
>
> I've sent a simple patch in #74112 to address this and I think this is
> important since the main guix package should definitely be reproducible so it
> can be trusted.

I can confirm the reproducibility issue.

I have two x86_64-linux machines building guix to verify the fix, I'll apply
your patch once they produce matching outputs.

Thanks for reporting!

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