After this operation, 1750 kB of additional disk space will be used.
Get:1 http://ftpmaster.internal/ubuntu/ vivid/main libcgmanager0 amd64 0.36-2ubuntu1 [35.4 kB]
Get:2 http://ftpmaster.internal/ubuntu/ vivid/main libjson0 amd64 0.11-4ubuntu2 [1136 B]
Get:3 http://ftpmaster.internal/ubuntu/ vivid/main upstart-bin amd64 1.13.2-0ubuntu9 [366 kB]
debconf: unable to initialize frontend: Dialog
debconf: (TERM is not set, so the dialog frontend is not usable.)
debconf: falling back to frontend: Readline
debconf: unable to initialize frontend: Readline
debconf: (This frontend requires a controlling tty.)
debconf: falling back to frontend: Teletype
dpkg-preconfigure: unable to re-open stdin: 
Fetched 403 kB in 1s (333 kB/s)
Selecting previously unselected package libcgmanager0:amd64.