Failed with output: Hydra job gnu:gnumach-user-level-drivers:tarball on x86_64-linux

[Hydra Build Daemon]

Hi,

The status of Hydra job gnu:gnumach-user-level-drivers:tarball (on 
x86_64-linux) has changed from "Success" to "Failed with output".  For details, 
see

  http://hydra.nixos.org/build/8377512

This is likely due to 592 commits by Alexei Robyn <sha...@shados.net>, Arvin 
Moezzi <moez...@gmail.com>, Bas van Dijk <v.dijk....@gmail.com>, Bjørn Forsman 
<bjorn.fors...@gmail.com>, Cillian de Róiste <goibh...@fsfe.org>, Daniel 
Oertwig <daniel.oert...@gmail.com>, Danny Wilson <da...@prime.vc>, Domen Kozar 
<do...@dev.si>, Domen Kožar <do...@dev.si>, Eelco Dolstra 
<eelco.dols...@logicblox.com>, Georges Dubus <georges.du...@compiletoi.net>, 
Gergely Risko <gerg...@risko.hu>, Ian-Woo Kim <ianwoo...@gmail.com>, James Cook 
<james.c...@utoronto.ca>, Jason \"Don\" O'Conal <lovek...@gmail.com>, Lluís 
Batlle i Rossell <vi...@viric.name>, Marc Weber <marco-owe...@gmx.de>, Marco 
Maggesi <magg...@math.unifi.it>, Mathijs Kwik <math...@bluescreen303.nl>, 
Michael Raskin <7c6f4...@mail.ru>, Mike Miller <mtmil...@ieee.org>, Moritz 
Ulrich <mor...@tarn-vedra.de>, Nixpkgs Monitor <none@none>, Oliver Charles 
<ol...@ocharles.org.uk>, Pascal Wittmann <m...@pascal-wittmann.de>, Peter 
Simons <simo
 n...@cryp.to>, Petr Rockai <m...@mornfall.net>, Ricardo M. Correia 
<rcorr...@wizy.org>, Rob Vermaas <rob.verm...@gmail.com>, Roger Mason 
<rma...@mun.ca>, Rok Garbas <r...@garbas.si>, Sander van der Burg 
<san...@conference-compass.com>, Shea Levy <s...@shealevy.com>, Thomas Tuegel 
<ttue...@gmail.com>, Vladimír Čunát <vcu...@gmail.com> or bbenoist 
<retur...@live.com>.

Go forth and fix it.

Regards,

The Hydra build daemon.