Logs from vmbuilder aren't available in Elasticsearch

sudo service rsyslog status
● rsyslog.service - System Logging Service
 Loaded: loaded (/lib/systemd/system/rsyslog.service; enabled; vendor preset: enabled)
 Active: active (running) since Mon 2020-05-04 09:33:59 UTC; 1 weeks 1 days ago
 Docs: man:rsyslogd(8)
 https://www.rsyslog.com/doc/
 Main PID: 18447 (rsyslogd)
 Tasks: 3 (limit: 19660)
 Memory: 2.1M
 CGroup: /system.slice/rsyslog.service
 └─18447 /usr/sbin/rsyslogd -n -iNONE
May 04 09:33:59 coin-master systemd[1]: Starting System Logging Service...
May 04 09:33:59 coin-master systemd[1]: Started System Logging Service.
May 04 09:33:59 coin-master rsyslogd[18447]: imuxsock: Acquired UNIX socket '/run/systemd/journal/syslog' (fd 3) from systemd. [v8.1901.0]
May 04 09:33:59 coin-master rsyslogd[18447]: imklog: cannot open kernel log (/proc/kmsg): Permission denied.
May 04 09:33:59 coin-master rsyslogd[18447]: activation of module imklog failed [v8.1901.0 try https://www.rsyslog.com/e/2145 ]
May 04 09:33:59 coin-master rsyslogd[18447]: [origin software="rsyslogd" swVersion="8.1901.0" x-pid="18447" x-info="https://www.rsyslog.com"] start