2012-08-21 19:13:11,457 INFO Using config files '['./DistUpgrade.cfg.lucid', '/etc/update-manager/release-upgrades.d/new_mirrors.cfg', '/etc/update-manager/release-upgrades.d/global.cfg', '/etc/update-manager/release-upgrades.d/DistUpgrade.cfg']'
2012-08-21 19:13:11,458 INFO uname information: 'Linux ubuntu 2.6.32-41-generic #94-Ubuntu SMP Fri Jul 6 18:00:34 UTC 2012 x86_64'
2012-08-21 19:13:11,458 INFO apt version: '0.7.25.3ubuntu9.13'
2012-08-21 19:13:11,458 INFO release-upgrader version '0.156.14.9' started
2012-08-21 19:13:11,563 DEBUG setting up environ for non-interactive use
2012-08-21 19:13:11,638 DEBUG Using 'DistUpgradeViewNonInteractive' view
2012-08-21 19:13:11,742 DEBUG aufsOptionsAndEnvironmentSetup()
2012-08-21 19:13:11,743 DEBUG using '/tmp/upgrade-rw-NQ7rk2' as aufs_rw_dir
2012-08-21 19:13:11,755 DEBUG using '/tmp/upgrade-chroot-rfy_0y' as aufs chroot dir
2012-08-21 19:13:11,771 DEBUG creating statefile: '/var/log/dist-upgrade/apt-clone_system_state.tar.gz'
2012-08-21 19:13:16,141 DEBUG lsb-release: 'lucid'
2012-08-21 19:13:16,142 INFO using backports in '/tmp/tmpa5Q1U6/backports' 
2012-08-21 19:13:16,143 DEBUG have: []
2012-08-21 19:13:16,144 DEBUG _pythonSymlinkCheck run
2012-08-21 19:13:16,144 DEBUG openCache()
2012-08-21 19:13:16,145 DEBUG Plugin modules in ./plugins: langpack_manual_plugin.py kdelibs4to5_plugin.py dpkg_status_plugin.py remove_lilo_plugin.py deb_plugin.py
2012-08-21 19:13:16,145 DEBUG Loading module ./plugins/langpack_manual_plugin.py
2012-08-21 19:13:16,147 DEBUG Plugins in <module 'langpack_manual_plugin' from './plugins/langpack_manual_plugin.pyc'>: <class 'langpack_manual_plugin.MarkLangpacksManuallyInstalledPlugin'>
2012-08-21 19:13:16,147 DEBUG Loading module ./plugins/kdelibs4to5_plugin.py
2012-08-21 19:13:16,148 DEBUG Plugins in <module 'kdelibs4to5_plugin' from './plugins/kdelibs4to5_plugin.pyc'>: <class 'kdelibs4to5_plugin.Kdelibs4devToKdelibs5devPlugin'>
2012-08-21 19:13:16,148 DEBUG Loading module ./plugins/dpkg_status_plugin.py
2012-08-21 19:13:16,150 DEBUG Plugins in <module 'dpkg_status_plugin' from './plugins/dpkg_status_plugin.pyc'>: <class 'dpkg_status_plugin.DpkgStatusPlugin'>
2012-08-21 19:13:16,150 DEBUG Loading module ./plugins/remove_lilo_plugin.py
2012-08-21 19:13:16,151 DEBUG Plugins in <module 'remove_lilo_plugin' from './plugins/remove_lilo_plugin.pyc'>: <class 'remove_lilo_plugin.RemoveLiloPlugin'>
2012-08-21 19:13:16,151 DEBUG Loading module ./plugins/deb_plugin.py
2012-08-21 19:13:16,152 DEBUG Plugins in <module 'deb_plugin' from './plugins/deb_plugin.pyc'>: <class 'deb_plugin.DebPlugin'>
2012-08-21 19:13:16,152 DEBUG plugins for condition 'PreCacheOpen' are '[]'
2012-08-21 19:13:16,152 DEBUG plugins for condition 'precisePreCacheOpen' are '[]'
2012-08-21 19:13:16,152 DEBUG plugins for condition 'from_lucidPreCacheOpen' are '[]'
2012-08-21 19:13:16,152 DEBUG quirks: running PreCacheOpen
2012-08-21 19:13:16,153 DEBUG running Quirks.PreCacheOpen
2012-08-21 19:13:16,635 DEBUG /openCache(), new cache size 30558
2012-08-21 19:13:16,636 DEBUG needServerMode(): run in 'desktop' mode, (because of pkg 'ubuntu-desktop')
2012-08-21 19:13:16,636 DEBUG checkViewDepends()
2012-08-21 19:13:16,637 DEBUG running doUpdate() (showErrors=False)
2012-08-21 19:13:18,296 DEBUG openCache()
2012-08-21 19:13:18,788 DEBUG /openCache(), new cache size 30558
2012-08-21 19:13:18,789 DEBUG doPostInitialUpdate
2012-08-21 19:13:18,789 DEBUG plugins for condition 'PostInitialUpdate' are '[]'
2012-08-21 19:13:18,789 DEBUG plugins for condition 'precisePostInitialUpdate' are '[]'
2012-08-21 19:13:18,790 DEBUG plugins for condition 'from_lucidPostInitialUpdate' are '[]'
2012-08-21 19:13:18,790 DEBUG quirks: running from_lucidPostInitialUpdate
2012-08-21 19:13:18,790 DEBUG running from_lucidPostInitialUpdate
2012-08-21 19:13:27,191 DEBUG Foreign: 
2012-08-21 19:13:27,192 DEBUG Obsolete: 
2012-08-21 19:13:27,193 DEBUG updateSourcesList()
2012-08-21 19:13:27,228 DEBUG rewriteSourcesList()
2012-08-21 19:13:27,231 DEBUG examining: 'deb http://archive.ubuntu.com/ubuntu lucid main restricted universe'
2012-08-21 19:13:27,232 DEBUG entry 'deb http://archive.ubuntu.com/ubuntu precise main restricted universe' updated to new dist
2012-08-21 19:13:27,232 DEBUG examining: 'deb http://archive.ubuntu.com/ubuntu lucid-security main restricted universe'
2012-08-21 19:13:27,232 DEBUG entry 'deb http://archive.ubuntu.com/ubuntu precise-security main restricted universe' updated to new dist
2012-08-21 19:13:27,233 DEBUG examining: 'deb http://archive.ubuntu.com/ubuntu lucid-updates main restricted universe'
2012-08-21 19:13:27,233 DEBUG entry 'deb http://archive.ubuntu.com/ubuntu precise-updates main restricted universe' updated to new dist
2012-08-21 19:13:27,233 DEBUG examining: 'deb http://archive.ubuntu.com/ubuntu/ lucid-proposed main restricted'
2012-08-21 19:13:27,234 DEBUG entry 'deb http://archive.ubuntu.com/ubuntu/ precise-proposed main restricted' updated to new dist
2012-08-21 19:13:27,237 DEBUG running doUpdate() (showErrors=True)
2012-08-21 19:13:35,686 DEBUG openCache()
2012-08-21 19:13:35,687 DEBUG failed to SystemUnLock() (E:Not locked) 
2012-08-21 19:13:38,854 DEBUG /openCache(), new cache size 38587
2012-08-21 19:13:38,854 DEBUG needServerMode(): run in 'desktop' mode, (because of pkg 'ubuntu-desktop')
2012-08-21 19:13:41,546 ERROR Could not calculate the upgrade An unresolvable problem occurred while calculating the upgrade:
E:Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.

 This can be caused by:
 * Upgrading to a pre-release version of Ubuntu
 * Running the current pre-release version of Ubuntu
 * Unofficial software packages not provided by Ubuntu

If none of this applies, then please report this bug using the command 'ubuntu-bug update-manager' in a terminal. (None)
2012-08-21 19:13:41,547 ERROR Dist-upgrade failed: 'E:Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.'
2012-08-21 19:13:41,547 DEBUG abort called
2012-08-21 19:13:41,549 ERROR view.abort called
2012-08-21 19:13:41,549 DEBUG openCache()
2012-08-21 19:13:41,549 DEBUG failed to SystemUnLock() (E:Not locked) 
2012-08-21 19:13:44,162 DEBUG /openCache(), new cache size 30558
2012-08-21 19:13:44,165 DEBUG enabling apt cron job