[Qa-jenkins-scm] Build failed in Jenkins: reproducible_setup_pbuilder_experimental_armhf_p64c #505

[jenkins at jenkins.debian.net]

See <https://jenkins.debian.net/job/reproducible_setup_pbuilder_experimental_armhf_p64c/505/display/redirect>

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Started by timer
[EnvInject] - Loading node environment variables.
Building remotely on p64c-armhf-rb.debian.net (armhf p64c) in workspace <https://jenkins.debian.net/job/reproducible_setup_pbuilder_experimental_armhf_p64c/ws/>
[reproducible_setup_pbuilder_experimental_armhf_p64c] $ /bin/sh -xe /tmp/jenkins4932639240199779653.sh
+ /srv/jenkins/bin/jenkins_master_wrapper.sh
Authentication failed.
Wed 11 Jul 07:35:01 UTC 2018 - p64c-armhf-rb.debian.net seems to be down, sleeping 1min before exiting with error.
Build step 'Execute shell' marked build as failure