/usr/share/augeas/lenses/ is in libvirt-daemon 4.0.0-1ubuntu8.
This file is owned by root:root, with mode 0o755.
..
/usr/share/augeas/lenses/libvirt_lockd.aug
/usr/share/augeas/lenses/libvirt_sanlock.aug
/usr/share/augeas/lenses/libvirtd.aug
/usr/share/augeas/lenses/libvirtd_libxl.aug
/usr/share/augeas/lenses/libvirtd_lxc.aug
/usr/share/augeas/lenses/libvirtd_qemu.aug
/usr/share/augeas/lenses/tests/
/usr/share/augeas/lenses/tests/test_libvirt_lockd.aug
/usr/share/augeas/lenses/tests/test_libvirt_sanlock.aug
/usr/share/augeas/lenses/tests/test_libvirtd.aug
/usr/share/augeas/lenses/tests/test_libvirtd_libxl.aug
/usr/share/augeas/lenses/tests/test_libvirtd_lxc.aug
/usr/share/augeas/lenses/tests/test_libvirtd_qemu.aug
/usr/share/augeas/lenses/tests/test_virtlockd.aug
/usr/share/augeas/lenses/tests/test_virtlogd.aug
/usr/share/augeas/lenses/virtlockd.aug
/usr/share/augeas/lenses/virtlogd.aug