Comment 31 for bug 2039268

$ lxc launch ubuntu:lunar lp-2039268
Creating lp-2039268
Starting lp-2039268
$ lxc exec lp-2039268 bash
root@lp-2039268:~# echo -e 'deb http://archive.ubuntu.com/ubuntu lunar-proposed main' >> /etc/apt/sources.list
root@lp-2039268:~# apt update
[...]
root@lp-2039268:~# apt install snapd/lunar-proposed
[...]
root@lp-2039268:~# sed -i -e's/lunar/mantic/' /etc/apt/sources.list && apt update && apt install -y systemd
[...]
root@lp-2039268:~# ls -l /run/systemd/generator/snap.mount
ls: cannot access '/run/systemd/generator/snap.mount': No such file or directory
root@lp-2039268:~#

Confirmed for lunar.