/var/lib/shells.state

[D] apache2
[D] apport
[D] apt
[D] boltd
[D] cloud
[D] command-not-found
[D] containerd
[D] dbus
[D] dhcp
[D] docker
[D] dpkg
[D] fwupd
[D] git
[D] grub
[D] landscape
[D] letsencrypt
[D] logrotate
[D] man-db
[D] misc
[D] mysql
[D] nginx
[D] os-prober
[D] PackageKit
[D] pam
[D] php
[D] plymouth
[D] polkit-1
[D] postgresql
[D] private
[D] python
[D] redis
[D] snapd
[D] sudo
[D] systemd
[D] tpm
[D] ubuntu-advantage
[D] ubuntu-drivers-common
[D] ubuntu-release-upgrader
[D] ucf
[D] udisks2
[D] unattended-upgrades
[D] update-manager
[D] update-notifier
[D] usbutils
[D] vim
[F] shells.state