From: Ricardo Wurmus <rekado@elephly.net>
To: zimoun <zimon.toutoune@gmail.com>
Cc: 43843@debbugs.gnu.org
Subject: bug#43843: git-annex is not Reproducible
Date: Sat, 10 Oct 2020 11:35:50 +0200 [thread overview]
Message-ID: <87a6wuzamh.fsf@elephly.net> (raw)
In-Reply-To: <86imbjqguw.fsf@gmail.com>
zimoun <zimon.toutoune@gmail.com> writes:
> Dear,
>
> On Thu, 08 Oct 2020 at 09:17, Efraim Flashner <efraim@flashner.co.il> wrote:
>
>>> $ guix time-machine --commit=e13fefbcffa50144d9301d67b61928ac3c964fb3 --
>>> build --no-grafts --check git-annex
>>> guix build: error: derivation
>>> `/gnu/store/5illriaaijqrhl17aymzgiw6wzaq666s-git-annex-8.20200810.drv' may
>>> not be deterministic: output
>>> `/gnu/store/32h0xbqdwkm22naqba10fk9124cdgw9q-git-annex-8.20200810' differs
>>>
>>> However, going back one more to 35e24fab73 (gnu: git-annex: Update to
>>> 8.20200810, 2020-08-11), the check was successful:
>>>
>>> $ guix time-machine --commit=35e24fab73bc450c6e0d3b9a5bbdfa88d2c425f4 --
>>> build --no-grafts --check git-annex
>>> [...]
>>> /gnu/store/m79ri0g2s3d8pk52ysjkdvallk2zqbwb-git-annex-8.20200810
>
>> In between those two commits is also the change to the haskell build
>> system update, where we use the dynamic libraries. The best bet is to
>> make sure the dependencies are built reproducibly.
>
> Yep, it is what “git bisect” says.
>
> --8<---------------cut here---------------start------------->8---
> 67cb9fa2357026ee42ec5bb0923ec4dc4a43abe2 is the first bad commit
> commit 67cb9fa2357026ee42ec5bb0923ec4dc4a43abe2
> Author: Ricardo Wurmus <rekado@elephly.net>
> Date: Tue Jun 16 22:25:48 2020 +0200
>
> build-system/haskell: Support parallel builds.
>
> * guix/build-system/haskell.scm (haskell-build): Add keyword
> PARALLEL-BUILD?
> and pass it on to the builder.
> * guix/build/haskell-build-system.scm (build): Accept keyword
> PARALLEL-BUILD?
> and pass the number of parallel jobs to GHC.
>
> guix/build-system/haskell.scm | 2 ++
> guix/build/haskell-build-system.scm | 7 +++++--
> 2 files changed, 7 insertions(+), 2 deletions(-)
> bisect run success
> --8<---------------cut here---------------end--------------->8---
Shall we revert it? Previously the build system also supported parallel
builds, but didn’t seem to pass the right arguments to actually make it
happen.
--
Ricardo
next prev parent reply other threads:[~2020-10-10 9:35 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-07 10:35 bug#43843: git-annex is not Reproducible zimoun
2020-10-08 3:04 ` Kyle Meyer
2020-10-08 6:17 ` Efraim Flashner
2020-10-09 20:33 ` zimoun
2020-10-10 9:35 ` Ricardo Wurmus [this message]
2020-10-12 9:31 ` zimoun
2020-10-12 10:36 ` Ricardo Wurmus
2020-10-12 11:55 ` zimoun
2020-10-13 13:05 ` Ludovic Courtès
2020-10-13 13:28 ` zimoun
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