From mboxrd@z Thu Jan  1 00:00:00 1970
From: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=)
Subject: Re: python-conda: Build is not reproducible
Date: Fri, 07 Jul 2017 14:03:46 +0200
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	(Frederick Muriithi's message of "Thu, 6 Jul 2017 14:42:02 +0300")
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To: Frederick Muriithi <fredmanglis@gmail.com>
Cc: guix-devel@gnu.org

Hello,

Frederick Muriithi <fredmanglis@gmail.com> skribis:

> I defined a new package, python-conda, and tried to build with the
> command `./pre-inst-env guix build --rounds=3D3 python-conda`
>
> I expected that the package would have built successfully, instead,
> the build fails with the message:
>
> output =E2=80=98/gnu/store/302bb93kq3170xr57vijil7cya2s74ir-python-conda-=
4.3.16=E2=80=99
> of =E2=80=98/gnu/store/wgih8s8x0bpgxyk7vwyxr4r3wl0y1vfa-python-conda-4.3.=
16.drv=E2=80=99
> differs from =E2=80=98/gnu/store/302bb93kq3170xr57vijil7cya2s74ir-python-=
conda-4.3.16-check=E2=80=99
> from previous round
> @ build-failed /gnu/store/wgih8s8x0bpgxyk7vwyxr4r3wl0y1vfa-python-conda-4=
.3.16.drv
> - 1 output =E2=80=98/gnu/store/302bb93kq3170xr57vijil7cya2s74ir-python-co=
nda-4.3.16=E2=80=99
> of =E2=80=98/gnu/store/wgih8s8x0bpgxyk7vwyxr4r3wl0y1vfa-python-conda-4.3.=
16.drv=E2=80=99
> differs from =E2=80=98/gnu/store/302bb93kq3170xr57vijil7cya2s74ir-python-=
conda-4.3.16-check=E2=80=99
> from previous round
> guix build: error: build failed: build of
> `/gnu/store/wgih8s8x0bpgxyk7vwyxr4r3wl0y1vfa-python-conda-4.3.16.drv'
> failed

This is most likely a consequence of <https://bugs.gnu.org/22533>.

Can you run:

  diff -ru --no-dereference \
    /gnu/store/302bb93kq3170xr57vijil7cya2s74ir-python-conda-4.3.16{,-check}

to confirm that only Python object files are affected?

Thanks,
Ludo=E2=80=99.