Started by upstream project "Mbin_uB64__topological_navigation_msgs__ubuntu_bionic_amd64__binary" build number 4
originally caused by:
 Started by upstream project "Msrc_uB__topological_navigation_msgs__ubuntu_bionic__source" build number 5
 originally caused by:
  Started by upstream project "Mrel_trigger-jobs" build number 40368
  originally caused by:
   Started by user Marc Hanheide
Running as SYSTEM
Building remotely on build client 2 (slave buildslave indigo_devel_default buildagent) in workspace /home/jenkins-slave/workspace/Mbin_uB64__polytunnel_navigation_actions__ubuntu_bionic_amd64__binary
[ssh-agent] Looking for ssh-agent implementation...
[ssh-agent]   Exec ssh-agent (binary ssh-agent on a remote machine)
$ ssh-agent
SSH_AUTH_SOCK=/tmp/ssh-gnOxaIP7PkrT/agent.20838
SSH_AGENT_PID=20840
[ssh-agent] Started.
Running ssh-add (command line suppressed)
Identity added: /home/jenkins-slave/workspace/Mbin_uB64__polytunnel_navigation_actions__ubuntu_bionic_amd64__binary@tmp/private_key_8001324181120158197.key (/home/jenkins-slave/workspace/Mbin_uB64__polytunnel_navigation_actions__ubuntu_bionic_amd64__binary@tmp/private_key_8001324181120158197.key)
[ssh-agent] Using credentials jenkins-slave

# BEGIN SECTION: Check upstream projects
Verify that no recursive upstream project is broken:

- 'Mbin_uB64__topological_navigation__ubuntu_bionic_amd64__binary' is currently building

  -> aborting build
# END SECTION

$ ssh-agent -k
unset SSH_AUTH_SOCK;
unset SSH_AGENT_PID;
echo Agent pid 20840 killed;
[ssh-agent] Stopped.
Build was aborted
[description-setter] Could not determine description.
Finished: ABORTED