2016-02-28 17:04:22,534 INFO Using config files '['./DistUpgrade.cfg.trusty']'
2016-02-28 17:04:22,534 INFO uname information: 'Linux ben-GA-A75M-S2V 3.19.0-51-generic #58~14.04.1-Ubuntu SMP Fri Feb 26 22:02:58 UTC 2016 x86_64'
2016-02-28 17:04:23,055 INFO apt version: '1.0.1ubuntu2.11'
2016-02-28 17:04:23,056 INFO python version: '3.4.3 (default, Oct 14 2015, 20:28:29) 
[GCC 4.8.4]'
2016-02-28 17:04:23,058 INFO release-upgrader version '16.04.6' started
2016-02-28 17:04:23,158 INFO locale: 'fr_FR' 'UTF-8'
2016-02-28 17:04:23,429 DEBUG Using 'DistUpgradeViewGtk3' view
2016-02-28 17:04:23,502 DEBUG aufsOptionsAndEnvironmentSetup()
2016-02-28 17:04:23,503 DEBUG using '/tmp/upgrade-rw-ylnv2upk' as aufs_rw_dir
2016-02-28 17:04:23,503 DEBUG using '/tmp/upgrade-chroot-g7yb65fr' as aufs chroot dir
2016-02-28 17:04:23,503 DEBUG enable dpkg --force-overwrite
2016-02-28 17:04:23,525 DEBUG creating statefile: '/var/log/dist-upgrade/apt-clone_system_state.tar.gz'
2016-02-28 17:04:26,734 DEBUG lsb-release: 'trusty'
2016-02-28 17:04:26,736 DEBUG _pythonSymlinkCheck run
2016-02-28 17:04:26,744 DEBUG openCache()
2016-02-28 17:04:26,744 DEBUG No such plugin directory: ./plugins
2016-02-28 17:04:26,744 DEBUG plugins for condition 'PreCacheOpen' are '[]'
2016-02-28 17:04:26,745 DEBUG plugins for condition 'xenialPreCacheOpen' are '[]'
2016-02-28 17:04:26,745 DEBUG plugins for condition 'from_trustyPreCacheOpen' are '[]'
2016-02-28 17:04:26,745 DEBUG quirks: running PreCacheOpen
2016-02-28 17:04:26,745 DEBUG running Quirks.PreCacheOpen
2016-02-28 17:04:27,621 DEBUG /openCache(), new cache size 73852
2016-02-28 17:04:27,621 DEBUG need_server_mode(): run in 'desktop' mode, (because of key deps for 'xubuntu-core')
2016-02-28 17:04:27,621 DEBUG checkViewDepends()
2016-02-28 17:04:27,622 DEBUG running doUpdate() (showErrors=False)
2016-02-28 17:04:33,154 DEBUG openCache()
2016-02-28 17:04:34,022 DEBUG /openCache(), new cache size 73852
2016-02-28 17:04:34,022 DEBUG doPostInitialUpdate
2016-02-28 17:04:34,022 DEBUG plugins for condition 'PostInitialUpdate' are '[]'
2016-02-28 17:04:34,022 DEBUG plugins for condition 'xenialPostInitialUpdate' are '[]'
2016-02-28 17:04:34,022 DEBUG plugins for condition 'from_trustyPostInitialUpdate' are '[]'
2016-02-28 17:04:36,019 DEBUG MetaPkgs: xubuntu-desktop
2016-02-28 17:04:38,566 DEBUG Foreign: 
2016-02-28 17:04:38,566 DEBUG Obsolete: ubuntu-tweak
2016-02-28 17:04:38,567 DEBUG updateSourcesList()
2016-02-28 17:04:38,803 DEBUG rewriteSourcesList() with mirror_check
2016-02-28 17:04:38,804 DEBUG ['ubuntu-minimal', 'ubuntu-standard']
2016-02-28 17:04:38,804 DEBUG Checking pkg: ubuntu-minimal
2016-02-28 17:04:38,805 DEBUG Checking pkg: ubuntu-standard
2016-02-28 17:04:38,807 DEBUG examining: 'deb http://fr.archive.ubuntu.com/ubuntu/ trusty main restricted'
2016-02-28 17:04:38,807 DEBUG entry 'deb http://fr.archive.ubuntu.com/ubuntu/ xenial main restricted' updated to new dist
2016-02-28 17:04:38,807 DEBUG examining: 'deb-src http://fr.archive.ubuntu.com/ubuntu/ trusty main restricted'
2016-02-28 17:04:38,807 DEBUG entry 'deb-src http://fr.archive.ubuntu.com/ubuntu/ xenial main restricted' updated to new dist
2016-02-28 17:04:38,807 DEBUG examining: 'deb http://fr.archive.ubuntu.com/ubuntu/ trusty-updates main restricted'
2016-02-28 17:04:38,807 DEBUG entry 'deb http://fr.archive.ubuntu.com/ubuntu/ xenial-updates main restricted' updated to new dist
2016-02-28 17:04:38,808 DEBUG examining: 'deb-src http://fr.archive.ubuntu.com/ubuntu/ trusty-updates main restricted'
2016-02-28 17:04:38,808 DEBUG entry 'deb-src http://fr.archive.ubuntu.com/ubuntu/ xenial-updates main restricted' updated to new dist
2016-02-28 17:04:38,808 DEBUG examining: 'deb http://fr.archive.ubuntu.com/ubuntu/ trusty universe'
2016-02-28 17:04:38,808 DEBUG entry 'deb http://fr.archive.ubuntu.com/ubuntu/ xenial universe' updated to new dist
2016-02-28 17:04:38,808 DEBUG examining: 'deb-src http://fr.archive.ubuntu.com/ubuntu/ trusty universe'
2016-02-28 17:04:38,808 DEBUG entry 'deb-src http://fr.archive.ubuntu.com/ubuntu/ xenial universe' updated to new dist
2016-02-28 17:04:38,808 DEBUG examining: 'deb http://fr.archive.ubuntu.com/ubuntu/ trusty-updates universe'
2016-02-28 17:04:38,808 DEBUG entry 'deb http://fr.archive.ubuntu.com/ubuntu/ xenial-updates universe' updated to new dist
2016-02-28 17:04:38,808 DEBUG examining: 'deb-src http://fr.archive.ubuntu.com/ubuntu/ trusty-updates universe'
2016-02-28 17:04:38,808 DEBUG entry 'deb-src http://fr.archive.ubuntu.com/ubuntu/ xenial-updates universe' updated to new dist
2016-02-28 17:04:38,808 DEBUG examining: 'deb http://fr.archive.ubuntu.com/ubuntu/ trusty multiverse'
2016-02-28 17:04:38,809 DEBUG entry 'deb http://fr.archive.ubuntu.com/ubuntu/ xenial multiverse' updated to new dist
2016-02-28 17:04:38,809 DEBUG examining: 'deb-src http://fr.archive.ubuntu.com/ubuntu/ trusty multiverse'
2016-02-28 17:04:38,809 DEBUG entry 'deb-src http://fr.archive.ubuntu.com/ubuntu/ xenial multiverse' updated to new dist
2016-02-28 17:04:38,809 DEBUG examining: 'deb http://fr.archive.ubuntu.com/ubuntu/ trusty-updates multiverse'
2016-02-28 17:04:38,809 DEBUG entry 'deb http://fr.archive.ubuntu.com/ubuntu/ xenial-updates multiverse' updated to new dist
2016-02-28 17:04:38,809 DEBUG examining: 'deb-src http://fr.archive.ubuntu.com/ubuntu/ trusty-updates multiverse'
2016-02-28 17:04:38,809 DEBUG entry 'deb-src http://fr.archive.ubuntu.com/ubuntu/ xenial-updates multiverse' updated to new dist
2016-02-28 17:04:38,809 DEBUG examining: 'deb http://fr.archive.ubuntu.com/ubuntu/ trusty-backports main restricted universe multiverse'
2016-02-28 17:04:38,809 DEBUG entry 'deb http://fr.archive.ubuntu.com/ubuntu/ xenial-backports main restricted universe multiverse' updated to new dist
2016-02-28 17:04:38,809 DEBUG examining: 'deb-src http://fr.archive.ubuntu.com/ubuntu/ trusty-backports main restricted universe multiverse'
2016-02-28 17:04:38,809 DEBUG entry 'deb-src http://fr.archive.ubuntu.com/ubuntu/ xenial-backports main restricted universe multiverse' updated to new dist
2016-02-28 17:04:38,810 DEBUG examining: 'deb http://security.ubuntu.com/ubuntu trusty-security main restricted'
2016-02-28 17:04:38,810 DEBUG entry 'deb http://security.ubuntu.com/ubuntu xenial-security main restricted' updated to new dist
2016-02-28 17:04:38,810 DEBUG examining: 'deb-src http://security.ubuntu.com/ubuntu trusty-security main restricted'
2016-02-28 17:04:38,810 DEBUG entry 'deb-src http://security.ubuntu.com/ubuntu xenial-security main restricted' updated to new dist
2016-02-28 17:04:38,810 DEBUG examining: 'deb http://security.ubuntu.com/ubuntu trusty-security universe'
2016-02-28 17:04:38,810 DEBUG entry 'deb http://security.ubuntu.com/ubuntu xenial-security universe' updated to new dist
2016-02-28 17:04:38,810 DEBUG examining: 'deb-src http://security.ubuntu.com/ubuntu trusty-security universe'
2016-02-28 17:04:38,810 DEBUG entry 'deb-src http://security.ubuntu.com/ubuntu xenial-security universe' updated to new dist
2016-02-28 17:04:38,810 DEBUG examining: 'deb http://security.ubuntu.com/ubuntu trusty-security multiverse'
2016-02-28 17:04:38,810 DEBUG entry 'deb http://security.ubuntu.com/ubuntu xenial-security multiverse' updated to new dist
2016-02-28 17:04:38,810 DEBUG examining: 'deb-src http://security.ubuntu.com/ubuntu trusty-security multiverse'
2016-02-28 17:04:38,811 DEBUG entry 'deb-src http://security.ubuntu.com/ubuntu xenial-security multiverse' updated to new dist
2016-02-28 17:04:38,811 DEBUG running doUpdate() (showErrors=True)
2016-02-28 17:05:13,415 DEBUG openCache()
2016-02-28 17:05:13,416 DEBUG failed to SystemUnLock() (E:Non verrouillé) 
2016-02-28 17:05:18,969 DEBUG /openCache(), new cache size 82366
2016-02-28 17:05:18,969 DEBUG need_server_mode(): run in 'desktop' mode, (because of key deps for 'xubuntu-core')
2016-02-28 17:06:04,527 ERROR Dist-upgrade failed: 'E:Erreur, pkgProblem::Resolve a généré des ruptures, ce qui a pu être causé par les paquets devant être gardés en l'état.'
2016-02-28 17:06:04,529 DEBUG abort called
2016-02-28 17:06:04,530 DEBUG openCache()
2016-02-28 17:06:10,403 DEBUG /openCache(), new cache size 73852
2016-02-28 17:06:10,419 DEBUG enabling apt cron job