[Qa-jenkins-scm] Build failed in Jenkins: reproducible_maintenance_armhf_jtk1a #2960

[jenkins at jenkins.debian.net]

See <https://jenkins.debian.net/job/reproducible_maintenance_armhf_jtk1a/2960/display/redirect>

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Started by timer
[EnvInject] - Loading node environment variables.
Building remotely on jtk1a-armhf-rb.debian.net (armhf jtk1a) in workspace <https://jenkins.debian.net/job/reproducible_maintenance_armhf_jtk1a/ws/>
[reproducible_maintenance_armhf_jtk1a] $ /bin/sh -xe /tmp/jenkins4575983934483859146.sh
+ /srv/jenkins/bin/jenkins_master_wrapper.sh
ssh: connect to host jtk1a-armhf-rb.debian.net port 2246: No route to host
Sat 22 Jul 00:05:11 UTC 2017 - jtk1a-armhf-rb.debian.net seems to be down, sleeping 1min before exiting with error.
Build step 'Execute shell' marked build as failure