[Qa-jenkins-scm] Build failed in Jenkins: reproducible_maintenance_amd64_profitbricks4 #2545

[jenkins at jenkins.debian.net]

See <https://jenkins.debian.net/job/reproducible_maintenance_amd64_profitbricks4/2545/display/redirect>

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Started by timer
[EnvInject] - Loading node environment variables.
Building remotely on profitbricks-build4-amd64.debian.net (profitbricks4 amd64) in workspace <https://jenkins.debian.net/job/reproducible_maintenance_amd64_profitbricks4/ws/>
[reproducible_maintenance_amd64_profitbricks4] $ /bin/sh -xe /tmp/hudson186928277205734263.sh
+ /srv/jenkins/bin/jenkins_master_wrapper.sh
OK: 806 ok, 1 rc
806 packages current.
1 packages removed but not purged: librpmsign1
|obs_loc=0;1;5;0 outdated=0;1;5;0 current=806;;;0 obs_ign=0;;;0 rm_unprg=1;;;0 hold=0;;;0 prg_conf=0;1;;0 security_outdated=0;;1;0
====================================================================================

Wed Mar 28 18:36:43 UTC 2018 - running /srv/jenkins/bin/reproducible_maintenance.sh () on profitbricks-build4-amd64 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 technical 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 jobs result should go to their respective lists and/or the BTS.

====================================================================================
Wed Mar 28 18:36:43 UTC 2018 - start running "/srv/jenkins/bin/reproducible_maintenance.sh" (md5sum 22e5ecf1e8f03e8461642ecb055849f6) as "/tmp/jenkins-script-RORcTQzm" on profitbricks-build4-amd64.

Wed Mar 28 18:36:43 UTC 2018 - 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    Wed Mar 28 18:36:44 UTC 2018 - testing whether /dev/shm is mounted correctly...
Wed Mar 28 18:36:44 UTC 2018 - testing whether /run/shm is a link...
Wed Mar 28 18:36:44 UTC 2018 - testing whether the network interfaces MTU is 1500...
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default 
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 64000 qdisc pfifo_fast state UP mode DEFAULT group default qlen 1000
    link/ether 02:01:55:84:54:fa brd ff:ff:ff:ff:ff:ff
Wed Mar 28 18:36:44 UTC 2018 - network interfaces MTU != 1500 - this is wrong.  => please `sudo ifconfig eth0 mtu 1500`
Sending 'profitbricks-build4-amd64 has wrong MTU, please tell the jenkins admins to fix this.  (sudo ifconfig eth0 mtu 1500)' to debian-reproducible now.
Wed Mar 28 18:36:45 UTC 2018 - /srv/jenkins/bin/reproducible_maintenance.sh stopped running as /tmp/jenkins-script-RORcTQzm, which will now be removed.
  0      0 --:--:-- --:--:-- --:--:--     0100 15381  100 15381    0     0   470k      0 --:--:-- --:--:-- --:--:--  484k
malformed JSON string, neither array, object, number, string or atom, at character offset 0 (before "Can't connect to col...") at /usr/share/perl5/JSON/RPC/Legacy/Client.pm line 180.

SSH EXIT CODE: 1
Build step 'Execute shell' marked build as failure