GNU bug report logs - #33066
[PATCH 0/2] Workaround rust reproducibility issues

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Message #26 received at 33066 <at> debbugs.gnu.org (full text, mbox):

From: Nikolai Merinov <nikolai.merinov <at> member.fsf.org>
To: Danny Milosavljevic <dannym <at> scratchpost.org>
Cc: 33066 <at> debbugs.gnu.org
Subject: Re: [bug#33066] [PATCHv3] gnu: rust: workaround rust 1.25-27
 reproducibility issues
Date: Sat, 20 Oct 2018 01:58:43 +0500

[Message part 1 (text/plain, inline)]

Hi,

Sorry, ignore my previous mail. There was wrong patch
export. Re-attached patches.

[0001-gnu-rust-workaround-rust-1.25-27-reproducibility-iss.patch (text/x-patch, attachment)]

[0002-gnu-rust-add-rust-1.28-and-rust-1.29-packages.patch (text/x-patch, attachment)]

[Message part 4 (text/plain, inline)]

Regards,
Nikolai

Nikolai Merinov <nikolai.merinov <at> member.fsf.org> writes:

> Hi Danny,
>
> I fixed patches according to your comments. Also I updated rust 1.29.1
> to 1.29.2 and fixed test issue in 1.27: as I mentioned before I tested
> reproducibility of each package previously only in private my private
> repo where I disabled `check` phase for 1.25 and 1.27. I have pretty
> slow machine, but currently I already checked reproducibility with
> suggested patches for 1.23-1.26 releases. 1.27-1.29 in progress.
>
> Both updated patches attached.
>
> Danny Milosavljevic <dannym <at> scratchpost.org> writes:
>
>> Hi Nikolai,
>>
>> On Tue, 16 Oct 2018 02:32:11 +0500
>> Nikolai Merinov <nikolai.merinov <at> member.fsf.org> wrote:
>>
>>> * gnu/packages/patches/rust-mdbook-Support-reproducible-builds-by-forcing-window.search.patch:
>>
>> Nitpick: No big "S" (file names are easier to find if they are all lower case).
>>
> Fixed.
>
>>> patch that make "searchindex.js" reproducible in rust 1.27 and newer.
>>
>> "New file".
> Fixed.
>
>>
>>> * gnu/local.mk (dist_patch_DATA): Add new patch file.
>>> * gnu/packages/rust.scm (rust-1.19): Use system libssh2 library
>>
>> Hmm, I'm not sure about doing this in the same commit.
>> Is it also related to reproducibility?
>
> Looks like it should not, but still I started investigation with
> non-reproducible "libssh2" and "libgit2" rust libraries I made libssh2
> related changes at very beginning and never tested wihtout it. I not
> sure that it's good idea to remove it now.
>
>>
>>> during cargo build. Note: libgit2 still builded as part of cargo build,
>>> because cargo tests assume specific libgit2 minor release.
>>
>> What does this mean?  Does it mean "bundled"?
> Yes. Rust used bundled sources for "libgit2-sys" rust library (used by cargo).
>
>>
>>> (rust-1.23): inherit native-inputs from previous package.
>>
>> Ok.
>>
>>> (rust-1.25): switch back to llvm 3.9.1 as workaround for
>>> https://github.com/rust-lang/rust/issues/50556 issue.
>>
>> Please add the reasoning as a comment inside the source code instead.
> Added comment for rust-1.25 package.
>
>>
>>> (rust-1.27): apply patch to make "searchindex.js" files reproducible.
>>
>> Maybe add "[source]".
> I repharase this comment and added source URL to patch file itself.
>
>>
>>> -             (add-after 'configure 'enable-codegen-tests
>>> -               (lambda _
>>> -                 (substitute* "config.toml"
>>> -                   (("codegen-tests = false") ""))
>>> -                 #t))
>>
>> I think I had reproducibility problems when enabling codegen tests and
>> parallel tests.  Is that not the case anymore?
> Neither me nor Joe Hillenbrand in
> https://lists.gnu.org/archive/html/guix-devel/2018-10/msg00292.html got
> reproducibility issues with this tests.
>>
>>>               ;; FIXME: Re-enable this test if it's indeed supposed to work.
>>>               ;; See <https://github.com/rust-lang/rust/issues/54178>.
>>
>> Note to myself: I think the issue comments indicate that the newer gdb output
>> is better - so we should create a patch similar to
>> rust-1.25-accept-more-detailed-gdb-lines.patch to accept the newer output.

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