2020-10-11 20:03:17,986 INFO Using config files '['./DistUpgrade.cfg.bionic']'
2020-10-11 20:03:17,986 INFO uname information: 'Linux phoenix 5.4.0-48-generic #52~18.04.1-Ubuntu SMP Thu Sep 10 12:50:22 UTC 2020 x86_64'
2020-10-11 20:03:18,459 INFO apt version: '1.6.12ubuntu0.1'
2020-10-11 20:03:18,459 INFO python version: '3.6.9 (default, Jul 17 2020, 12:50:27) 
[GCC 8.4.0]'
2020-10-11 20:03:18,463 INFO release-upgrader version '20.04.28' started
2020-10-11 20:03:18,468 INFO locale: 'en_US' 'UTF-8'
2020-10-11 20:03:18,571 DEBUG Using 'DistUpgradeViewText' view
2020-10-11 20:03:18,630 DEBUG enable dpkg --force-overwrite
2020-10-11 20:03:18,668 DEBUG creating statefile: '/var/log/dist-upgrade/apt-clone_system_state.tar.gz'
2020-10-11 20:03:23,333 DEBUG lsb-release: 'bionic'
2020-10-11 20:03:23,334 DEBUG _pythonSymlinkCheck run
2020-10-11 20:03:23,335 DEBUG openCache()
2020-10-11 20:03:23,335 DEBUG quirks: running PreCacheOpen
2020-10-11 20:03:23,336 DEBUG running Quirks.PreCacheOpen
2020-10-11 20:03:24,817 DEBUG Comparing 5.4.0-47 with 
2020-10-11 20:03:24,817 DEBUG Comparing 5.4.0-48 with 5.4.0-47
2020-10-11 20:03:25,247 DEBUG /openCache(), new cache size 99737
2020-10-11 20:03:25,248 DEBUG need_server_mode(): run in 'desktop' mode, (because of pkg 'ubuntu-desktop')
2020-10-11 20:03:25,248 DEBUG checkViewDepends()
2020-10-11 20:03:25,249 DEBUG running doUpdate() (showErrors=False)
2020-10-11 20:03:28,567 DEBUG openCache()
2020-10-11 20:03:30,062 DEBUG Comparing 5.4.0-47 with 
2020-10-11 20:03:30,062 DEBUG Comparing 5.4.0-48 with 5.4.0-47
2020-10-11 20:03:30,500 DEBUG /openCache(), new cache size 99737
2020-10-11 20:03:30,500 DEBUG doPostInitialUpdate
2020-10-11 20:03:30,500 DEBUG quirks: running focalPostInitialUpdate
2020-10-11 20:03:30,500 DEBUG running Quirks.focalPostInitialUpdate
2020-10-11 20:03:33,521 DEBUG Snap core18 is installed
2020-10-11 20:03:33,784 DEBUG Snap gnome-3-34-1804 is installed
2020-10-11 20:03:33,786 DEBUG Snap gnome-3-34-1804 is not tracking the release channel
2020-10-11 20:03:33,984 DEBUG Snap gtk-common-themes is installed
2020-10-11 20:03:34,552 DEBUG Snap gnome-3-28-1804 is installed
2020-10-11 20:03:34,552 DEBUG Snap gnome-3-28-1804 is not tracking the release channel
2020-10-11 20:03:34,755 DEBUG Snap gnome-calculator is installed
2020-10-11 20:03:34,962 DEBUG Snap gnome-characters is installed
2020-10-11 20:03:35,234 DEBUG Snap gnome-logs is installed
2020-10-11 20:03:39,188 DEBUG MetaPkgs: ubuntu-desktop
2020-10-11 20:03:43,992 DEBUG Foreign: 
2020-10-11 20:03:43,992 DEBUG Obsolete: 
2020-10-11 20:03:43,992 DEBUG updateSourcesList()
2020-10-11 20:03:44,006 DEBUG rewriteSourcesList() with mirror_check
2020-10-11 20:03:44,006 DEBUG ['ubuntu-minimal', 'ubuntu-standard']
2020-10-11 20:03:44,007 DEBUG Checking pkg: ubuntu-minimal
2020-10-11 20:03:44,009 DEBUG Checking pkg: ubuntu-standard
2020-10-11 20:03:44,012 DEBUG examining: 'deb http://pl.archive.ubuntu.com/ubuntu/ bionic main restricted'
2020-10-11 20:03:44,012 DEBUG verifySourcesListEntry: deb http://pl.archive.ubuntu.com/ubuntu/ focal main restricted
2020-10-11 20:03:44,012 DEBUG url_downloadable: http://pl.archive.ubuntu.com/ubuntu//dists/focal/Release
2020-10-11 20:03:44,012 DEBUG s='http' n='pl.archive.ubuntu.com' p='/ubuntu//dists/focal/Release' q='' f=''
2020-10-11 20:03:44,082 DEBUG entry 'deb http://pl.archive.ubuntu.com/ubuntu/ focal main restricted' updated to new dist
2020-10-11 20:03:44,083 DEBUG examining: 'deb http://pl.archive.ubuntu.com/ubuntu/ bionic-updates main restricted'
2020-10-11 20:03:44,083 DEBUG entry 'deb http://pl.archive.ubuntu.com/ubuntu/ focal-updates main restricted' updated to new dist
2020-10-11 20:03:44,083 DEBUG examining: 'deb http://pl.archive.ubuntu.com/ubuntu/ bionic universe'
2020-10-11 20:03:44,083 DEBUG entry 'deb http://pl.archive.ubuntu.com/ubuntu/ focal universe' updated to new dist
2020-10-11 20:03:44,084 DEBUG examining: 'deb http://pl.archive.ubuntu.com/ubuntu/ bionic-updates universe'
2020-10-11 20:03:44,084 DEBUG entry 'deb http://pl.archive.ubuntu.com/ubuntu/ focal-updates universe' updated to new dist
2020-10-11 20:03:44,084 DEBUG examining: 'deb http://pl.archive.ubuntu.com/ubuntu/ bionic multiverse'
2020-10-11 20:03:44,085 DEBUG entry 'deb http://pl.archive.ubuntu.com/ubuntu/ focal multiverse' updated to new dist
2020-10-11 20:03:44,085 DEBUG examining: 'deb http://pl.archive.ubuntu.com/ubuntu/ bionic-updates multiverse'
2020-10-11 20:03:44,085 DEBUG entry 'deb http://pl.archive.ubuntu.com/ubuntu/ focal-updates multiverse' updated to new dist
2020-10-11 20:03:44,086 DEBUG examining: 'deb http://pl.archive.ubuntu.com/ubuntu/ bionic-backports main restricted universe multiverse'
2020-10-11 20:03:44,086 DEBUG entry 'deb http://pl.archive.ubuntu.com/ubuntu/ focal-backports main restricted universe multiverse' updated to new dist
2020-10-11 20:03:44,086 DEBUG examining: 'deb http://security.ubuntu.com/ubuntu bionic-security main restricted'
2020-10-11 20:03:44,087 DEBUG verifySourcesListEntry: deb http://security.ubuntu.com/ubuntu focal main restricted
2020-10-11 20:03:44,087 DEBUG url_downloadable: http://security.ubuntu.com/ubuntu/dists/focal/Release
2020-10-11 20:03:44,087 DEBUG s='http' n='security.ubuntu.com' p='/ubuntu/dists/focal/Release' q='' f=''
2020-10-11 20:03:44,177 DEBUG entry 'deb http://security.ubuntu.com/ubuntu focal-security main restricted' updated to new dist
2020-10-11 20:03:44,178 DEBUG examining: 'deb http://security.ubuntu.com/ubuntu bionic-security universe'
2020-10-11 20:03:44,178 DEBUG entry 'deb http://security.ubuntu.com/ubuntu focal-security universe' updated to new dist
2020-10-11 20:03:44,179 DEBUG examining: 'deb http://security.ubuntu.com/ubuntu bionic-security multiverse'
2020-10-11 20:03:44,179 DEBUG entry 'deb http://security.ubuntu.com/ubuntu focal-security multiverse' updated to new dist
2020-10-11 20:03:44,239 DEBUG running doUpdate() (showErrors=True)
2020-10-11 20:03:50,818 DEBUG openCache()
2020-10-11 20:03:51,879 DEBUG Comparing 5.4.0-47 with 
2020-10-11 20:03:51,879 DEBUG Comparing 5.4.0-48 with 5.4.0-47
2020-10-11 20:03:52,165 DEBUG /openCache(), new cache size 66507
2020-10-11 20:03:52,165 DEBUG need_server_mode(): run in 'desktop' mode, (because of pkg 'ubuntu-desktop')
2020-10-11 20:03:52,166 DEBUG quirks: running PreDistUpgradeCache
2020-10-11 20:03:52,166 DEBUG running Quirks.PreDistUpgradeCache
2020-10-11 20:03:52,166 INFO checking for python-dbg
2020-10-11 20:03:52,166 INFO checking for python-doc
2020-10-11 20:03:52,166 INFO checking for python-minimal
2020-10-11 20:03:52,166 INFO installing python-is-python2 because python-minimal was installed
2020-10-11 20:03:52,166 DEBUG Installing 'python-is-python2' (python-minimal was installed on the system)
2020-10-11 20:03:52,525 ERROR Dist-upgrade failed: 'E:Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.'
2020-10-11 20:03:52,532 DEBUG abort called
2020-10-11 20:03:52,533 DEBUG openCache()
2020-10-11 20:03:55,929 DEBUG Comparing 5.4.0-47 with 
2020-10-11 20:03:55,929 DEBUG Comparing 5.4.0-48 with 5.4.0-47
2020-10-11 20:03:56,370 DEBUG /openCache(), new cache size 99737