May  6 14:31:55 prd-ubuntu1804-builder-4c-4g-8608 passwd[952]: password for 'ubuntu' changed by 'root'
May  6 14:31:55 prd-ubuntu1804-builder-4c-4g-8608 systemd-logind[983]: Watching system buttons on /dev/input/event0 (Power Button)
May  6 14:31:55 prd-ubuntu1804-builder-4c-4g-8608 systemd-logind[983]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
May  6 14:31:55 prd-ubuntu1804-builder-4c-4g-8608 systemd-logind[983]: New seat seat0.
May  6 14:31:55 prd-ubuntu1804-builder-4c-4g-8608 sshd[1046]: Server listening on 0.0.0.0 port 22.
May  6 14:31:55 prd-ubuntu1804-builder-4c-4g-8608 sshd[1046]: Server listening on :: port 22.
May  6 14:31:59 prd-ubuntu1804-builder-4c-4g-8608 sshd[1275]: Did not receive identification string from 10.30.104.4 port 56508
May  6 14:32:01 prd-ubuntu1804-builder-4c-4g-8608 sshd[1310]: Invalid user jenkins from 10.30.104.4 port 56514
May  6 14:32:01 prd-ubuntu1804-builder-4c-4g-8608 CRON[1313]: pam_unix(cron:session): session opened for user root by (uid=0)
May  6 14:32:01 prd-ubuntu1804-builder-4c-4g-8608 CRON[1313]: pam_unix(cron:session): session closed for user root
May  6 14:32:02 prd-ubuntu1804-builder-4c-4g-8608 sshd[1310]: Received disconnect from 10.30.104.4 port 56514:11: Closed due to user request. [preauth]
May  6 14:32:02 prd-ubuntu1804-builder-4c-4g-8608 sshd[1310]: Disconnected from invalid user jenkins 10.30.104.4 port 56514 [preauth]
May  6 14:32:04 prd-ubuntu1804-builder-4c-4g-8608 sshd[1344]: Invalid user jenkins from 10.30.104.4 port 56524
May  6 14:32:04 prd-ubuntu1804-builder-4c-4g-8608 sshd[1344]: Received disconnect from 10.30.104.4 port 56524:11: Closed due to user request. [preauth]
May  6 14:32:04 prd-ubuntu1804-builder-4c-4g-8608 sshd[1344]: Disconnected from invalid user jenkins 10.30.104.4 port 56524 [preauth]
May  6 14:32:06 prd-ubuntu1804-builder-4c-4g-8608 sshd[1364]: Invalid user jenkins from 10.30.104.4 port 56530
May  6 14:32:06 prd-ubuntu1804-builder-4c-4g-8608 sshd[1364]: Received disconnect from 10.30.104.4 port 56530:11: Closed due to user request. [preauth]
May  6 14:32:06 prd-ubuntu1804-builder-4c-4g-8608 sshd[1364]: Disconnected from invalid user jenkins 10.30.104.4 port 56530 [preauth]
May  6 14:32:08 prd-ubuntu1804-builder-4c-4g-8608 sshd[1387]: Invalid user jenkins from 10.30.104.4 port 56540
May  6 14:32:08 prd-ubuntu1804-builder-4c-4g-8608 sshd[1387]: Received disconnect from 10.30.104.4 port 56540:11: Closed due to user request. [preauth]
May  6 14:32:08 prd-ubuntu1804-builder-4c-4g-8608 sshd[1387]: Disconnected from invalid user jenkins 10.30.104.4 port 56540 [preauth]
May  6 14:32:10 prd-ubuntu1804-builder-4c-4g-8608 useradd[1396]: new group: name=jenkins, GID=1001
May  6 14:32:10 prd-ubuntu1804-builder-4c-4g-8608 useradd[1396]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
May  6 14:32:10 prd-ubuntu1804-builder-4c-4g-8608 sshd[1397]: Received disconnect from 10.30.104.4 port 56544:11: Closed due to user request. [preauth]
May  6 14:32:10 prd-ubuntu1804-builder-4c-4g-8608 sshd[1397]: Disconnected from authenticating user jenkins 10.30.104.4 port 56544 [preauth]
May  6 14:32:12 prd-ubuntu1804-builder-4c-4g-8608 sshd[1458]: Accepted publickey for jenkins from 10.30.104.4 port 56546 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
May  6 14:32:12 prd-ubuntu1804-builder-4c-4g-8608 sshd[1458]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
May  6 14:32:12 prd-ubuntu1804-builder-4c-4g-8608 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
May  6 14:32:12 prd-ubuntu1804-builder-4c-4g-8608 systemd-logind[983]: New session 2 of user jenkins.
May  6 14:33:03 prd-ubuntu1804-builder-4c-4g-8608 CRON[2450]: pam_unix(cron:session): session opened for user root by (uid=0)
May  6 14:33:03 prd-ubuntu1804-builder-4c-4g-8608 CRON[2450]: pam_unix(cron:session): session closed for user root
May  6 14:33:50 prd-ubuntu1804-builder-4c-4g-8608 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-checkbashisms-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
May  6 14:33:50 prd-ubuntu1804-builder-4c-4g-8608 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)