bug#35139: Rust builds systematically time out

[zimoun]

Hi Mathieu,

On Fri, 18 Dec 2020 at 11:29, Mathieu Othacehe <othacehe@gnu.org> wrote:
> Hello,
>
>>>>  1. Rust takes too long to build.  What can we do about it?  Enable
>>>>     parallel builds?
>
> I've noticed that Rust packages are also built with "-j1". Evaluations
> such as: https://ci.guix.gnu.org/eval/19873 are causing rebuilds of many
> Rust packages, hence monopolizing the build farm for hours.
>
> Would it be possible to enable parallel building for Rust packages as
> suggested by Ludo in this thread?

Does the parallel builds build reproductibly?

All the best,
simon