[Qa-jenkins-scm] Build failed in Jenkins: reproducible_setup_schroot_stretch_armhf_odxu4 #115

[jenkins at jenkins.debian.net]

See <https://jenkins.debian.net/job/reproducible_setup_schroot_stretch_armhf_odxu4/115/display/redirect>

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Started by timer
[EnvInject] - Loading node environment variables.
Building remotely on odxu4-armhf-rb.debian.net (armhf odxu4) in workspace <https://jenkins.debian.net/job/reproducible_setup_schroot_stretch_armhf_odxu4/ws/>
[reproducible_setup_schroot_stretch_armhf_odxu4] $ /bin/sh -xe /tmp/jenkins2816598604542853686.sh
+ /srv/jenkins/bin/jenkins_master_wrapper.sh
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@    WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!     @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that a host key has just been changed.
The fingerprint for the ECDSA key sent by the remote host is
SHA256:qdZCQDO2crGdXaDopH9OP5qen3XHml3Y68/BsEmmP8I.
Please contact your system administrator.
Add correct host key in /var/lib/jenkins/.ssh/known_hosts to get rid of this message.
Offending ECDSA key in /var/lib/jenkins/.ssh/known_hosts:23
  remove with:
  ssh-keygen -f "/var/lib/jenkins/.ssh/known_hosts" -R [odxu4-armhf-rb.debian.net]:2229
ECDSA host key for [odxu4-armhf-rb.debian.net]:2229 has changed and you have requested strict checking.
Host key verification failed.
Wed  4 Oct 01:00:02 UTC 2017 - odxu4-armhf-rb.debian.net seems to be down, sleeping 1min before exiting with error.
Build step 'Execute shell' marked build as failure