[Qa-jenkins-scm] Build failed in Jenkins: reproducible_maintenance_armhf_odxu4 #5322

[jenkins at jenkins.debian.net]

See <https://jenkins.debian.net/job/reproducible_maintenance_armhf_odxu4/5322/display/redirect>

------------------------------------------
Started by timer
[EnvInject] - Loading node environment variables.
Building remotely on odxu4-armhf-rb.debian.net (odxu4 armhf) in workspace <https://jenkins.debian.net/job/reproducible_maintenance_armhf_odxu4/ws/>
[reproducible_maintenance_armhf_odxu4] $ /bin/sh -xe /tmp/hudson6999377479184174236.sh
+ /srv/jenkins/bin/jenkins_master_wrapper.sh
====================================================================================

Mon 19 Jun 06:05:14 UTC 2017 - running /srv/jenkins/bin/reproducible_maintenance.sh () on odxu4 now.

To learn to understand this, git clone https://anonscm.debian.org/git/qa/jenkins.debian.net.git
and then have a look at the files README, INSTALL, CONTRIBUTING and maybe TODO.

This invocation of this script, which is located in bin/reproducible_maintenance.sh,
has been called using "" as arguments.

Please send feedback about jenkins to qa-jenkins-dev at lists.alioth.debian.org,
or as a bug against the 'jenkins.debian.org' pseudo-package,
feedback about specific job results should go to their respective lists and/or the BTS.

====================================================================================
Mon 19 Jun 06:05:14 UTC 2017 - start running "/srv/jenkins/bin/reproducible_maintenance.sh" (md5sum 757c17b88b27cb6538987f4f264016d0) as "/tmp/jenkins-script-2M8Im5jM" on odxu4.

Mon Jun 19 06:05:14 UTC 2017 - testing whether the proxy works...
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0100 14982  100 14982    0     0  3201k      0 --:--:-- --:--:-- --:--:-- 4876k
Mon Jun 19 06:05:14 UTC 2017 - updating the schroots and pbuilder now...
Mon Jun 19 06:05:14 UTC 2017 - updating the stretch/armhf schroot now.
Hit:1 http://security.debian.org stretch/updates InRelease
Hit:3 http://reproducible.alioth.debian.org/debian ./ InRelease
Ign:2 http://cdn-fastly.deb.debian.org/debian stretch InRelease
Hit:4 http://cdn-fastly.deb.debian.org/debian stretch Release
Reading package lists...
W: No sandbox user '_apt' on the system, can not drop privileges
Write failed: Broken pipe

SSH EXIT CODE: 255
Build step 'Execute shell' marked build as failure