2020-07-05 12:52:58,394 INFO Using config files '['./DistUpgrade.cfg']'
2020-07-05 12:52:58,394 INFO uname information: 'Linux stephen-Latitude-E7450 5.3.0-62-generic #56-Ubuntu SMP Tue Jun 23 11:20:52 UTC 2020 x86_64'
2020-07-05 12:52:58,789 INFO apt version: '1.9.4ubuntu0.1'
2020-07-05 12:52:58,789 INFO python version: '3.7.5 (default, Apr 19 2020, 20:18:17) 
[GCC 9.2.1 20191008]'
2020-07-05 12:52:58,791 INFO release-upgrader version '20.04.19' started
2020-07-05 12:52:58,853 INFO locale: 'en_US' 'UTF-8'
2020-07-05 12:52:59,076 DEBUG Using 'DistUpgradeViewGtk3' view
2020-07-05 12:52:59,124 DEBUG enable dpkg --force-overwrite
2020-07-05 12:52:59,144 DEBUG creating statefile: '/var/log/dist-upgrade/apt-clone_system_state.tar.gz'
2020-07-05 12:53:01,525 DEBUG lsb-release: 'eoan'
2020-07-05 12:53:01,525 DEBUG _pythonSymlinkCheck run
2020-07-05 12:53:01,526 DEBUG openCache()
2020-07-05 12:53:01,526 DEBUG quirks: running PreCacheOpen
2020-07-05 12:53:01,526 DEBUG running Quirks.PreCacheOpen
2020-07-05 12:53:02,029 DEBUG /openCache(), new cache size 92172
2020-07-05 12:53:02,030 DEBUG need_server_mode(): run in 'desktop' mode, (because of pkg 'ubuntu-desktop')
2020-07-05 12:53:02,030 DEBUG checkViewDepends()
2020-07-05 12:53:02,033 DEBUG running doUpdate() (showErrors=False)
2020-07-05 12:53:04,716 DEBUG openCache()
2020-07-05 12:53:05,260 DEBUG /openCache(), new cache size 92172
2020-07-05 12:53:05,260 DEBUG doPostInitialUpdate
2020-07-05 12:53:05,260 DEBUG quirks: running focalPostInitialUpdate
2020-07-05 12:53:05,260 DEBUG running Quirks.focalPostInitialUpdate
2020-07-05 12:53:06,937 DEBUG Snap core18 is installed
2020-07-05 12:53:07,194 DEBUG Snap gnome-3-34-1804 is installed
2020-07-05 12:53:07,195 DEBUG Snap gnome-3-34-1804 is not tracking the release channel
2020-07-05 12:53:07,554 DEBUG Snap gtk-common-themes is installed
2020-07-05 12:53:08,470 DEBUG Snap gnome-3-28-1804 is installed
2020-07-05 12:53:08,984 DEBUG Snap gnome-calculator is installed
2020-07-05 12:53:08,985 DEBUG Snap gnome-calculator is not tracking the release channel
2020-07-05 12:53:09,290 DEBUG Snap gnome-characters is installed
2020-07-05 12:53:10,008 DEBUG Snap gnome-logs is installed
2020-07-05 12:53:12,220 DEBUG MetaPkgs: ubuntu-desktop
2020-07-05 12:53:13,950 DEBUG Foreign: google-chrome-stable
2020-07-05 12:53:13,950 DEBUG Obsolete: atom code libreadline7 nordvpn nordvpn-release zoom zulu-13
2020-07-05 12:53:13,951 DEBUG updateSourcesList()
2020-07-05 12:53:13,962 DEBUG rewriteSourcesList() with mirror_check
2020-07-05 12:53:13,965 DEBUG ['ubuntu-minimal', 'ubuntu-standard']
2020-07-05 12:53:13,965 DEBUG Checking pkg: ubuntu-minimal
2020-07-05 12:53:13,967 DEBUG Checking pkg: ubuntu-standard
2020-07-05 12:53:13,968 DEBUG examining: 'deb http://us.archive.ubuntu.com/ubuntu/ eoan main restricted'
2020-07-05 12:53:13,968 DEBUG verifySourcesListEntry: deb http://us.archive.ubuntu.com/ubuntu/ focal main restricted
2020-07-05 12:53:13,968 DEBUG url_downloadable: http://us.archive.ubuntu.com/ubuntu//dists/focal/Release
2020-07-05 12:53:13,968 DEBUG s='http' n='us.archive.ubuntu.com' p='/ubuntu//dists/focal/Release' q='' f=''
2020-07-05 12:53:14,032 DEBUG entry 'deb http://us.archive.ubuntu.com/ubuntu/ focal main restricted' updated to new dist
2020-07-05 12:53:14,032 DEBUG examining: 'deb http://us.archive.ubuntu.com/ubuntu/ eoan-updates main restricted'
2020-07-05 12:53:14,033 DEBUG entry 'deb http://us.archive.ubuntu.com/ubuntu/ focal-updates main restricted' updated to new dist
2020-07-05 12:53:14,033 DEBUG examining: 'deb http://us.archive.ubuntu.com/ubuntu/ eoan universe'
2020-07-05 12:53:14,033 DEBUG entry 'deb http://us.archive.ubuntu.com/ubuntu/ focal universe' updated to new dist
2020-07-05 12:53:14,033 DEBUG examining: 'deb http://us.archive.ubuntu.com/ubuntu/ eoan-updates universe'
2020-07-05 12:53:14,033 DEBUG entry 'deb http://us.archive.ubuntu.com/ubuntu/ focal-updates universe' updated to new dist
2020-07-05 12:53:14,033 DEBUG examining: 'deb http://us.archive.ubuntu.com/ubuntu/ eoan multiverse'
2020-07-05 12:53:14,033 DEBUG entry 'deb http://us.archive.ubuntu.com/ubuntu/ focal multiverse' updated to new dist
2020-07-05 12:53:14,033 DEBUG examining: 'deb http://us.archive.ubuntu.com/ubuntu/ eoan-updates multiverse'
2020-07-05 12:53:14,033 DEBUG entry 'deb http://us.archive.ubuntu.com/ubuntu/ focal-updates multiverse' updated to new dist
2020-07-05 12:53:14,034 DEBUG examining: 'deb http://us.archive.ubuntu.com/ubuntu/ eoan-backports main restricted universe multiverse'
2020-07-05 12:53:14,034 DEBUG entry 'deb http://us.archive.ubuntu.com/ubuntu/ focal-backports main restricted universe multiverse' updated to new dist
2020-07-05 12:53:14,034 DEBUG examining: 'deb http://security.ubuntu.com/ubuntu eoan-security main restricted'
2020-07-05 12:53:14,034 DEBUG verifySourcesListEntry: deb http://security.ubuntu.com/ubuntu focal main restricted
2020-07-05 12:53:14,034 DEBUG url_downloadable: http://security.ubuntu.com/ubuntu/dists/focal/Release
2020-07-05 12:53:14,034 DEBUG s='http' n='security.ubuntu.com' p='/ubuntu/dists/focal/Release' q='' f=''
2020-07-05 12:53:14,605 DEBUG entry 'deb http://security.ubuntu.com/ubuntu focal-security main restricted' updated to new dist
2020-07-05 12:53:14,606 DEBUG examining: 'deb http://security.ubuntu.com/ubuntu eoan-security universe'
2020-07-05 12:53:14,606 DEBUG entry 'deb http://security.ubuntu.com/ubuntu focal-security universe' updated to new dist
2020-07-05 12:53:14,606 DEBUG examining: 'deb http://security.ubuntu.com/ubuntu eoan-security multiverse'
2020-07-05 12:53:14,606 DEBUG entry 'deb http://security.ubuntu.com/ubuntu focal-security multiverse' updated to new dist
2020-07-05 12:53:14,606 DEBUG examining: 'deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main'
2020-07-05 12:53:14,608 DEBUG entry '# deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main # disabled on upgrade to focal' was disabled (unknown mirror)
2020-07-05 12:53:22,938 DEBUG running doUpdate() (showErrors=True)
2020-07-05 12:53:36,502 DEBUG openCache()
2020-07-05 12:53:37,150 DEBUG /openCache(), new cache size 65656
2020-07-05 12:53:37,150 DEBUG need_server_mode(): run in 'desktop' mode, (because of pkg 'ubuntu-desktop')
2020-07-05 12:53:38,324 DEBUG Running KeepInstalledSection rules
2020-07-05 12:53:38,767 DEBUG Kernel uname: '5.3.0-62-generic' 
2020-07-05 12:53:38,774 DEBUG nvidiaUpdate()
2020-07-05 12:53:39,419 INFO no old nvidia driver installed, installing no new
2020-07-05 12:53:39,419 DEBUG Removing 'xscreensaver' (ubuntu-desktop PostUpgradeRemove rule)
2020-07-05 12:53:39,419 DEBUG Removing 'gnome-cups-manager' (ubuntu-desktop PostUpgradeRemove rule)
2020-07-05 12:53:39,420 DEBUG Removing 'powermanagement-interface' (ubuntu-desktop PostUpgradeRemove rule)
2020-07-05 12:53:39,420 DEBUG Removing 'deskbar-applet' (ubuntu-desktop PostUpgradeRemove rule)
2020-07-05 12:53:39,420 DEBUG Removing 'nautilus-cd-burner' (ubuntu-desktop PostUpgradeRemove rule)
2020-07-05 12:53:39,420 DEBUG quirks: running PostDistUpgradeCache
2020-07-05 12:53:39,420 DEBUG running Quirks.PostDistUpgradeCache
2020-07-05 12:53:39,569 DEBUG Comparing 5.3.0-61 with 
2020-07-05 12:53:39,569 DEBUG Comparing 5.3.0-62 with 5.3.0-61
2020-07-05 12:53:39,570 DEBUG Comparing 5.4.0-40 with 5.3.0-62
2020-07-05 12:53:39,642 INFO installing python-is-python2 because python-minimal was installed
2020-07-05 12:53:39,642 DEBUG Installing 'python-is-python2' (python-minimal was installed on the system)
2020-07-05 12:53:39,675 DEBUG Marking 'ubuntu-desktop' for upgrade
2020-07-05 12:53:39,833 WARNING Can't mark 'ubuntu-desktop' for upgrade (E:Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.)
2020-07-05 12:54:07,657 ERROR Dist-upgrade failed: 'Broken packages after upgrade: gnome-control-center'
2020-07-05 12:54:07,661 DEBUG abort called
2020-07-05 12:54:07,665 DEBUG openCache()
2020-07-05 12:54:09,370 DEBUG /openCache(), new cache size 92172