smoser@diglett:~$ groups ubuntu
ubuntu : ubuntu adm dialout cdrom floppy sudo audio dip video plugdev netdev lxd libvirtd kvm sbuild curtin libvirtd
smoser@diglett:~$ grep ubuntu /etc/group
adm:x:4:syslog,ubuntu
dialout:x:20:ubuntu
cdrom:x:24:ubuntu
floppy:x:25:ubuntu
sudo:x:27:ubuntu
audio:x:29:ubuntu
dip:x:30:ubuntu
video:x:44:ubuntu
plugdev:x:46:ubuntu
netdev:x:109:ubuntu
lxd:x:110:ubuntu,rbasak,rharper,smoser,cpaelzer,hallyn,powersj
ubuntu:x:1000:
libvirtd:x:1004:ubuntu,smoser,rbasak,rharper,cpaelzer,hallyn,powersj
kvm:x:1005:ubuntu,rbasak,rharper,smoser,cpaelzer,hallyn,powersj
sbuild:x:117:ubuntu,smoser,rbasak,hallyn,powersj
curtin:x:1008:rharper,smoser,cpaelzer,powersj,ubuntu
libvirt:x:1004:ubuntu