[Qa-jenkins-scm] Build failed in Jenkins: reproducible_maintenance_armhf_jtk1b #4600

[jenkins at jenkins.debian.net]

See <https://jenkins.debian.net/job/reproducible_maintenance_armhf_jtk1b/4600/display/redirect>

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Started by timer
[EnvInject] - Loading node environment variables.
Building remotely on jtk1b-armhf-rb.debian.net (armhf jtk1b) in workspace <https://jenkins.debian.net/job/reproducible_maintenance_armhf_jtk1b/ws/>
[reproducible_maintenance_armhf_jtk1b] $ /bin/sh -xe /tmp/jenkins7873011361837616596.sh
+ /srv/jenkins/bin/jenkins_master_wrapper.sh
ssh: connect to host jtk1b-armhf-rb.debian.net port 2252: No route to host
Sat 15 Sep 12:05:04 UTC 2018 - jtk1b-armhf-rb.debian.net seems to be down, sleeping 1min before exiting with error.
Build step 'Execute shell' marked build as failure