[bug#32171] Update: Erlang and Elixir

[Pjotr Prins]

On Mon, Jul 16, 2018 at 08:22:48PM +0000, Nils Gillmann wrote:
> Apparently we had this (Erlang, Elixir reproducible) fixed at some point.

That was due to beam's time stamp getting removed.

> compressing documentation in 
> '/gnu/store/a3938xrgzdlwh25qfpbhrgaf9gm6231b-erlang-21.0/share/man' with 
> "gzip" and flags ("--best" "--no-name")
> phase `compress-documentation' succeeded after 0.3 seconds
> guix build: error: build failed: derivation 
> `/gnu/store/1vaz67iwn518m8d35j98zjpy3fjw92ca-erlang-21.0.drv' may not be 
> deterministic: output 
> `/gnu/store/a3938xrgzdlwh25qfpbhrgaf9gm6231b-erlang-21.0' differs

I may look into this at some point. Best is to see what individual
files were changed during different builds. Erlang cares about
reproducibility, so they'll be responsive.

Pj.