trss.adoptium.net appears to be out of disk space in /var/lib/docker

Nagios error: DISK CRITICAL - free space: /var/lib/docker 0 MB (0% inode=68%):

https://nagios.adoptopenjdk.net/nagios/cgi-bin/extinfo.cgi?type=2&host=trss.adoptium.net&service=Disk+Space+%2Fvar%2Flib%2Fdocker