Preparing to unpack .../cron_3.0pl1-128ubuntu2_amd64.deb ...
/tmp/ubuntu-release-upgrader-sh98y42h/imported/invoke-rc.d: 1: /tmp/ubuntu-release-upgrader-sh98y42h/imported/invoke-rc.d: /sbin/runlevel: not found
cron stop/waiting
Removing obsolete /etc/init.d/cron symlink...
Unpacking cron (3.0pl1-128ubuntu2) over (3.0pl1-124ubuntu2) ...
Preparing to unpack .../dmsetup_2%3a1.02.110-1ubuntu10_amd64.deb ...
Unpacking dmsetup (2:1.02.110-1ubuntu10) over (2:1.02.77-6ubuntu2) ...
Preparing to unpack .../udev_229-4ubuntu21.4_amd64.deb ...
Unpacking udev (229-4ubuntu21.4) over (204-5ubuntu20.28) ...
Selecting previously unselected package systemd.
Preparing to unpack .../systemd_229-4ubuntu21.4_amd64.deb ...
Unpacking systemd (229-4ubuntu21.4) ...
Processing triggers for man-db (2.6.7.1-1ubuntu1) ...
Setting up util-linux (2.27.1-6ubuntu3.6) ...
Installing new version of config file /etc/cron.weekly/fstrim ...
Installing new version of config file /etc/init/hwclock-save.conf ...
Installing new version of config file /etc/init/hwclock.conf ...
insserv: warning: script 'friendly-recovery' missing LSB tags and overrides
insserv: Default-Start undefined, assuming empty start runlevel(s) for script `friendly-recovery'
insserv: Default-Stop  undefined, assuming empty stop  runlevel(s) for script `friendly-recovery'
Setting up systemd (229-4ubuntu21.4) ...
Installing new version of config file /etc/dbus-1/system.d/org.freedesktop.login1.conf ...
Installing new version of config file /etc/systemd/logind.conf ...
Created symlink /etc/systemd/system/getty.target.wants/getty@tty1.service, pointing to /lib/systemd/system/getty@.service.
Created symlink /etc/systemd/system/multi-user.target.wants/remote-fs.target, pointing to /lib/systemd/system/remote-fs.target.
Created symlink /etc/systemd/system/sysinit.target.wants/systemd-timesyncd.service, pointing to /lib/systemd/system/systemd-timesyncd.service.
Initializing machine ID from D-Bus machine ID.
Adding group `systemd-journal' (GID 118) ...
Done.
You are required to change your password immediately (root enforced)
chfn: PAM: Authentication token is no longer valid; new one required
adduser: `/usr/bin/chfn -f systemd Time Synchronization systemd-timesync' returned error code 1. Exiting.
dpkg: error processing package systemd (--configure):
 subprocess installed post-installation script returned error exit status 1