2015-04-09 16:42:08,263 INFO Using config files '['./DistUpgrade.cfg']'
2015-04-09 16:42:08,263 INFO uname information: 'Linux D630 4.0.0-040000rc3-generic #201503082035 SMP Mon Mar 9 00:36:32 UTC 2015 x86_64'
2015-04-09 16:42:08,263 INFO apt version: '1.0.9.2ubuntu2'
2015-04-09 16:42:08,263 INFO python version: '3.4.2 (default, Oct  8 2014, 13:08:17) 
[GCC 4.9.1]'
2015-04-09 16:42:08,264 INFO release-upgrader version '15.04.13' started
2015-04-09 16:42:08,279 INFO locale: 'en_US' 'UTF-8'
2015-04-09 16:42:08,289 INFO screen could not be run
2015-04-09 16:42:08,450 DEBUG Using 'DistUpgradeViewText' view
2015-04-09 16:42:08,523 DEBUG aufsOptionsAndEnvironmentSetup()
2015-04-09 16:42:08,523 DEBUG enabling full overlay from commandline
2015-04-09 16:42:08,524 DEBUG using '/tmp/upgrade-rw-7y6_jcee' as aufs_rw_dir
2015-04-09 16:42:08,525 DEBUG using '/tmp/upgrade-chroot-_hq6o786' as aufs chroot dir
2015-04-09 16:42:08,525 DEBUG enabling aufs full overlay (from config)
2015-04-09 16:42:08,525 DEBUG enable dpkg --force-overwrite
2015-04-09 16:42:08,541 DEBUG creating statefile: '/var/log/dist-upgrade/apt-clone_system_state.tar.gz'
2015-04-09 16:42:10,817 DEBUG lsb-release: 'utopic'
2015-04-09 16:42:10,817 DEBUG setupAufs
2015-04-09 16:42:10,818 DEBUG is_submount: /sys ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,818 DEBUG is_submount: /proc ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,818 DEBUG is_submount: /dev ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,818 DEBUG is_submount: /dev/pts ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,818 DEBUG is_submount: /run ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,818 DEBUG is_submount: / ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,818 DEBUG is_submount: /sys/fs/cgroup ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,818 DEBUG is_submount: /sys/fs/fuse/connections ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,818 DEBUG is_submount: /sys/kernel/debug ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,819 DEBUG is_submount: /sys/kernel/security ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,819 DEBUG is_submount: /run/lock ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,819 DEBUG is_submount: /run/shm ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,819 DEBUG is_submount: /run/user ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,819 DEBUG is_submount: /sys/fs/pstore ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,819 DEBUG is_submount: /proc/sys/fs/binfmt_misc ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,819 DEBUG is_submount: /sys/fs/cgroup/systemd ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,819 DEBUG is_submount: /run/user/1000/gvfs ['/bin', '/boot', '/etc', '/initrd', '/lib', '/lib32', '/lib64', '/sbin', '/usr', '/var']
2015-04-09 16:42:10,820 DEBUG cmd: ['mount', '--bind', '/var/cache/apt/archives', '/tmp/upgrade-rw-7y6_jcee/needs_bind_mount//var/cache/apt/archives']
2015-04-09 16:42:10,834 ERROR Failed to mount rw aufs overlay for '/bin'
2015-04-09 16:42:10,835 ERROR aufs setup failed
2015-04-09 16:42:10,835 ERROR self.prepared() failed
2015-04-09 16:42:10,852 DEBUG enabling apt cron job