eading package lists... Done
Building dependency tree       
Reading state information... Done
Calculating upgrade... The following package was automatically installed and is
no longer required:
  sensible-mda
Use 'apt-get autoremove' to remove it.
Done
The following packages will be upgraded:
  libgudev-1.0-0 libpam-systemd libsystemd0 libudev1 systemd systemd-sysv udev
7 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Need to get 4,711 kB of archives.
After this operation, 4,096 B of additional disk space will be used.
Get:1 http://us.archive.ubuntu.com/ubuntu/ vivid-updates/main libudev1 amd64
219-7ubuntu4 [40.8 kB]
Get:2 http://us.archive.ubuntu.com/ubuntu/ vivid-updates/main udev amd64
219-7ubuntu4 [929 kB]
Get:3 http://us.archive.ubuntu.com/ubuntu/ vivid-updates/main systemd-sysv amd64
219-7ubuntu4 [14.0 kB]
Get:4 http://us.archive.ubuntu.com/ubuntu/ vivid-updates/main libpam-systemd
amd64 219-7ubuntu4 [108 kB]
Get:5 http://us.archive.ubuntu.com/ubuntu/ vivid-updates/main libsystemd0 amd64
219-7ubuntu4 [73.8 kB]
Get:6 http://us.archive.ubuntu.com/ubuntu/ vivid-updates/main systemd amd64
219-7ubuntu4 [3,531 kB]
Get:7 http://us.archive.ubuntu.com/ubuntu/ vivid-updates/main libgudev-1.0-0
amd64 1:219-7ubuntu4 [14.4 kB]
Fetched 4,711 kB in 4s (1,082 kB/s)        
Reading changelogs... Done
(Reading database ... 249109 files and directories currently installed.)
Preparing to unpack .../libudev1_219-7ubuntu4_amd64.deb ...
Unpacking libudev1:amd64 (219-7ubuntu4) over (219-7ubuntu3) ...
Setting up libudev1:amd64 (219-7ubuntu4) ...
Processing triggers for libc-bin (2.21-0ubuntu4) ...
(Reading database ... 249109 files and directories currently installed.)
Preparing to unpack .../udev_219-7ubuntu4_amd64.deb ...
Unpacking udev (219-7ubuntu4) over (219-7ubuntu3) ...
Processing triggers for man-db (2.7.0.2-5) ...
Processing triggers for ureadahead (0.100.0-19) ...
ureadahead will be reprofiled on next reboot
Processing triggers for systemd (219-7ubuntu3) ...
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
Errors were encountered while processing:
 systemd
E: Sub-process /usr/bin/dpkg returned an error code (1)