Apr  7 12:20:00 prd-ubuntu1804-builder-4c-4g-4408 passwd[910]: password for 'ubuntu' changed by 'root'
Apr  7 12:20:00 prd-ubuntu1804-builder-4c-4g-4408 systemd-logind[967]: Watching system buttons on /dev/input/event0 (Power Button)
Apr  7 12:20:00 prd-ubuntu1804-builder-4c-4g-4408 systemd-logind[967]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Apr  7 12:20:00 prd-ubuntu1804-builder-4c-4g-4408 systemd-logind[967]: New seat seat0.
Apr  7 12:20:00 prd-ubuntu1804-builder-4c-4g-4408 sshd[1018]: Server listening on 0.0.0.0 port 22.
Apr  7 12:20:00 prd-ubuntu1804-builder-4c-4g-4408 sshd[1018]: Server listening on :: port 22.
Apr  7 12:20:01 prd-ubuntu1804-builder-4c-4g-4408 sshd[1198]: Did not receive identification string from 10.30.104.4 port 51590
Apr  7 12:20:08 prd-ubuntu1804-builder-4c-4g-4408 sshd[1346]: Invalid user jenkins from 10.30.104.4 port 51600
Apr  7 12:20:08 prd-ubuntu1804-builder-4c-4g-4408 sshd[1346]: Received disconnect from 10.30.104.4 port 51600:11: Closed due to user request. [preauth]
Apr  7 12:20:08 prd-ubuntu1804-builder-4c-4g-4408 sshd[1346]: Disconnected from invalid user jenkins 10.30.104.4 port 51600 [preauth]
Apr  7 12:20:10 prd-ubuntu1804-builder-4c-4g-4408 useradd[1356]: new group: name=jenkins, GID=1001
Apr  7 12:20:10 prd-ubuntu1804-builder-4c-4g-4408 useradd[1356]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Apr  7 12:20:10 prd-ubuntu1804-builder-4c-4g-4408 sshd[1352]: Invalid user jenkins from 10.30.104.4 port 51606
Apr  7 12:20:10 prd-ubuntu1804-builder-4c-4g-4408 sshd[1352]: Received disconnect from 10.30.104.4 port 51606:11: Closed due to user request. [preauth]
Apr  7 12:20:10 prd-ubuntu1804-builder-4c-4g-4408 sshd[1352]: Disconnected from invalid user jenkins 10.30.104.4 port 51606 [preauth]
Apr  7 12:20:12 prd-ubuntu1804-builder-4c-4g-4408 sshd[1417]: Accepted publickey for jenkins from 10.30.104.4 port 51608 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Apr  7 12:20:12 prd-ubuntu1804-builder-4c-4g-4408 sshd[1417]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Apr  7 12:20:12 prd-ubuntu1804-builder-4c-4g-4408 systemd-logind[967]: New session 1 of user jenkins.
Apr  7 12:20:12 prd-ubuntu1804-builder-4c-4g-4408 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Apr  7 12:21:01 prd-ubuntu1804-builder-4c-4g-4408 CRON[2395]: pam_unix(cron:session): session opened for user root by (uid=0)
Apr  7 12:21:01 prd-ubuntu1804-builder-4c-4g-4408 CRON[2395]: pam_unix(cron:session): session closed for user root
Apr  7 12:22:01 prd-ubuntu1804-builder-4c-4g-4408 CRON[2626]: pam_unix(cron:session): session opened for user root by (uid=0)
Apr  7 12:22:01 prd-ubuntu1804-builder-4c-4g-4408 CRON[2626]: pam_unix(cron:session): session closed for user root
Apr  7 12:22:06 prd-ubuntu1804-builder-4c-4g-4408 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-checkbashisms-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Apr  7 12:22:06 prd-ubuntu1804-builder-4c-4g-4408 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)