Error getting authority: Error initializing authority: Error calling StartServiceByName for org.freedesktop.PolicyKit1: Timeout was reached (g-io-error-quark, 24)
Failed to execute operation: Connection timed out
dpkg: error processing package systemd (--unpack):
 subprocess installed post-installation script returned error exit status 1
Processing triggers for libglib2.0-0:amd64 (2.44.0-1ubuntu3) ...
Processing triggers for shared-mime-info (1.3-1) ...
Processing triggers for mime-support (3.58ubuntu1) ...
Processing triggers for udev (219-7ubuntu4) ...
Processing triggers for dbus (1.8.12-1ubuntu5) ...
Errors were encountered while processing:
 systemd
E: Sub-process /usr/bin/dpkg returned an error code (1)