Not sure why global setup failed:

+ [[ ! -O /home/jenkins/.ssh ]]
+ [[ ! -G /home/jenkins/.ssh ]]
+ verify_set_permissions 700 /home/jenkins/.ssh
+ local target_permissions=700
+ local path_to_set=/home/jenkins/.ssh
++ stat -c %a /home/jenkins/.ssh
+ local access=700
+ [[ 700 != \7\0\0 ]]
+ return 0
+ [[ -f /home/jenkins/.ssh/known_hosts ]]
+ verify_set_ownership /home/jenkins/.ssh/known_hosts
+ local path_to_set=/home/jenkins/.ssh/known_hosts
++ id -un
+ local owner=jenkins
++ id -gn
+ local group=jenkins
+ [[ ! -O /home/jenkins/.ssh/known_hosts ]]
+ [[ ! -G /home/jenkins/.ssh/known_hosts ]]
+ verify_set_permissions 644 /home/jenkins/.ssh/known_hosts
+ local target_permissions=644
+ local path_to_set=/home/jenkins/.ssh/known_hosts
++ stat -c %a /home/jenkins/.ssh/known_hosts
+ local access=644
+ [[ 644 != \6\4\4 ]]
+ return 0
+ return 0
+ true
+ log ERROR Aborting.

Build: