Comment 23 for bug 1641671

bionic (3.192.1->3.192.1.1) validated OK:

+ lxc launch -e ubuntu:bionic lp1641671-bionic
Creating lp1641671-bionic
Starting lp1641671-bionic
+ lxc exec lp1641671-bionic -- sh -c 'add-apt-repository multiverse && sleep 10 && apt-get update && DEBIAN_FRONTEND=noninteractive apt-get -q -y install ttf-mscorefonts-installer'
+ lxc exec lp1641671-bionic -- sh -c 'apt-cache policy update-notifier-common | grep Installed && /etc/cron.daily/update-notifier-common'
  Installed: 3.192.1
ttf-mscorefonts-installer: processing...
+ lxc exec lp1641671-bionic -- sh -c 'echo deb http://archive.ubuntu.com/ubuntu bionic-proposed main >> /etc/apt/sources.list && apt-get update && apt-get install update-notifier-common'
dpkg-preconfigure: unable to re-open stdin: No such file or directory
+ lxc exec lp1641671-bionic -- sh -c 'apt-cache policy update-notifier-common | grep Installed && /etc/cron.daily/update-notifier-common'
  Installed: 3.192.1.1
+ lxc stop lp1641671-bionic