2014-09-05 09:16:47,737 INFO Using config files '['./DistUpgrade.cfg', '/etc/update-manager/release-upgrades.d/opera.cfg']'
2014-09-05 09:16:47,738 INFO uname information: 'Linux mylappy 3.13.0-35-generic #62-Ubuntu SMP Fri Aug 15 01:58:42 UTC 2014 x86_64'
2014-09-05 09:16:47,738 INFO apt version: '1.0.1ubuntu2'
2014-09-05 09:16:47,738 INFO python version: '3.4.0 (default, Apr 11 2014, 13:05:11) 
[GCC 4.8.2]'
2014-09-05 09:16:47,739 INFO release-upgrader version '14.10.7' started
2014-09-05 09:16:47,743 INFO locale: 'en_IN' 'ISO8859-1'
2014-09-05 09:16:47,789 DEBUG Using 'DistUpgradeViewText' view
2014-09-05 09:16:47,850 DEBUG aufsOptionsAndEnvironmentSetup()
2014-09-05 09:16:47,851 DEBUG using '/tmp/upgrade-rw-dj9ji002' as aufs_rw_dir
2014-09-05 09:16:47,852 DEBUG using '/tmp/upgrade-chroot-92_rcuhm' as aufs chroot dir
2014-09-05 09:16:47,852 DEBUG enable dpkg --force-overwrite
2014-09-05 09:16:47,861 DEBUG creating statefile: '/var/log/dist-upgrade/apt-clone_system_state.tar.gz'
2014-09-05 09:16:49,729 DEBUG lsb-release: 'trusty'
2014-09-05 09:16:49,731 DEBUG _pythonSymlinkCheck run
2014-09-05 09:16:49,732 DEBUG openCache()
2014-09-05 09:16:49,732 DEBUG No such plugin directory: ./plugins
2014-09-05 09:16:49,733 DEBUG plugins for condition 'PreCacheOpen' are '[]'
2014-09-05 09:16:49,733 DEBUG plugins for condition 'utopicPreCacheOpen' are '[]'
2014-09-05 09:16:49,733 DEBUG plugins for condition 'from_trustyPreCacheOpen' are '[]'
2014-09-05 09:16:49,733 DEBUG quirks: running PreCacheOpen
2014-09-05 09:16:49,733 DEBUG running Quirks.PreCacheOpen
2014-09-05 09:16:50,581 DEBUG /openCache(), new cache size 71207
2014-09-05 09:16:50,582 DEBUG need_server_mode(): run in 'desktop' mode, (because of pkg 'ubuntu-desktop')
2014-09-05 09:16:50,582 DEBUG checkViewDepends()
2014-09-05 09:16:50,583 DEBUG running doUpdate() (showErrors=False)
2014-09-05 09:17:02,671 ERROR not handled exception:
Traceback (most recent call last):

  File "/usr/lib/python3/dist-packages/apt/progress/text.py", line 227, in stop
    def stop(self):

KeyboardInterrupt

2014-09-05 09:17:02,672 DEBUG enabling apt cron job