stdin: error 0
Generating locales...
  en_US.UTF-8... up-to-date
Generation complete.
pwconv: failed to change the mode of /etc/passwd- to 0600
/usr/lib/python2.7/dist-packages/LanguageSelector/LocaleInfo.py:256: UserWarning: Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory
  warnings.warn(msg.args[0].encode('UTF-8'))
Using CD-ROM mount point /cdrom/
Identifying.. [dbd37f1281b2dbe848ae859d10433a29-2]
Scanning disc for index files..
Found 8 package indexes, 0 source indexes, 0 translation indexes and 1 signatures
Found label 'Ubuntu-Studio 12.04 _Precise Pangolin_ - Alpha amd64 (20120309)'
This disc is called: 
'Ubuntu-Studio 12.04 _Precise Pangolin_ - Alpha amd64 (20120309)'
Copying package lists...gpgv: Signature made Fri Mar  9 18:38:13 2012 UTC using DSA key ID FBB75451
gpgv: Good signature from "Ubuntu CD Image Automatic Signing Key <cdimage@ubuntu.com>"

Reading Package Indexes... 0%

Reading Package Indexes... 1%

Reading Package Indexes... Done
Writing new source list
Source list entries for this disc are:
deb cdrom:[Ubuntu-Studio 12.04 _Precise Pangolin_ - Alpha amd64 (20120309)]/ dists/precise/main/binary-i386/
deb cdrom:[Ubuntu-Studio 12.04 _Precise Pangolin_ - Alpha amd64 (20120309)]/ dists/precise/multiverse/binary-i386/
deb cdrom:[Ubuntu-Studio 12.04 _Precise Pangolin_ - Alpha amd64 (20120309)]/ dists/precise/restricted/binary-i386/
deb cdrom:[Ubuntu-Studio 12.04 _Precise Pangolin_ - Alpha amd64 (20120309)]/ dists/precise/universe/binary-i386/
deb cdrom:[Ubuntu-Studio 12.04 _Precise Pangolin_ - Alpha amd64 (20120309)]/ precise main multiverse restricted universe
Repeat this process for the rest of the CDs in your set.
W: Skipping nonexistent file /cdrom/dists/precise/main/binary-amd64/Packages
W: Skipping nonexistent file /cdrom/dists/precise/main/binary-i386/Packages
W: Skipping nonexistent file /cdrom/dists/precise/main/debian-installer/binary-amd64/Packages
W: Skipping nonexistent file /cdrom/dists/precise/multiverse/binary-amd64/Packages
W: Skipping nonexistent file /cdrom/dists/precise/multiverse/binary-i386/Packages
W: Skipping nonexistent file /cdrom/dists/precise/restricted/binary-amd64/Packages
W: Skipping nonexistent file /cdrom/dists/precise/restricted/binary-i386/Packages
W: Skipping nonexistent file /cdrom/dists/precise/restricted/debian-installer/binary-amd64/Packages
W: Skipping nonexistent file /cdrom/dists/precise/universe/binary-amd64/Packages
W: Skipping nonexistent file /cdrom/dists/precise/universe/binary-i386/Packages
W: Skipping nonexistent file /cdrom/dists/precise/universe/debian-installer/binary-amd64/Packages