2021-01-19 13:37:02,165 INFO Using config files '['./DistUpgrade.cfg.bionic']'
2021-01-19 13:37:02,165 INFO uname information: 'Linux ShammiUBUNTU 4.15.0-132-generic #136-Ubuntu SMP Tue Jan 12 14:58:42 UTC 2021 x86_64'
2021-01-19 13:37:02,622 INFO apt version: '1.6.12ubuntu0.2'
2021-01-19 13:37:02,622 INFO python version: '3.6.9 (default, Oct  8 2020, 12:12:24) 
[GCC 8.4.0]'
2021-01-19 13:37:02,626 INFO release-upgrader version '20.04.29' started
2021-01-19 13:37:02,638 INFO locale: 'en_US' 'UTF-8'
2021-01-19 13:37:02,690 INFO screen could not be run
2021-01-19 13:37:02,725 DEBUG Using 'DistUpgradeViewText' view
2021-01-19 13:37:02,773 DEBUG enable dpkg --force-overwrite
2021-01-19 13:37:02,803 DEBUG creating statefile: '/var/log/dist-upgrade/apt-clone_system_state.tar.gz'
2021-01-19 13:37:07,134 DEBUG lsb-release: 'bionic'
2021-01-19 13:37:07,135 DEBUG _pythonSymlinkCheck run
2021-01-19 13:37:07,135 DEBUG openCache()
2021-01-19 13:37:07,136 DEBUG quirks: running PreCacheOpen
2021-01-19 13:37:07,136 DEBUG running Quirks.PreCacheOpen
2021-01-19 13:37:08,271 DEBUG Comparing 4.15.0-112 with 
2021-01-19 13:37:08,271 DEBUG Comparing 4.15.0-123 with 4.15.0-112
2021-01-19 13:37:08,271 DEBUG Comparing 4.15.0-132 with 4.15.0-123
2021-01-19 13:37:08,524 DEBUG /openCache(), new cache size 101435
2021-01-19 13:37:08,525 DEBUG need_server_mode(): run in 'desktop' mode, (because of pkg 'ubuntu-desktop')
2021-01-19 13:37:08,525 DEBUG checkViewDepends()
2021-01-19 13:37:08,526 DEBUG running doUpdate() (showErrors=False)
2021-01-19 13:37:09,942 DEBUG openCache()
2021-01-19 13:37:11,100 DEBUG Comparing 4.15.0-112 with 
2021-01-19 13:37:11,100 DEBUG Comparing 4.15.0-123 with 4.15.0-112
2021-01-19 13:37:11,100 DEBUG Comparing 4.15.0-132 with 4.15.0-123
2021-01-19 13:37:11,361 DEBUG /openCache(), new cache size 101435
2021-01-19 13:37:11,361 DEBUG doPostInitialUpdate
2021-01-19 13:37:11,361 DEBUG quirks: running focalPostInitialUpdate
2021-01-19 13:37:11,361 DEBUG running Quirks.focalPostInitialUpdate
2021-01-19 13:37:26,011 DEBUG MetaPkgs: ubuntu-desktop
2021-01-19 13:37:29,811 DEBUG Foreign: 
2021-01-19 13:37:29,811 DEBUG Obsolete: 
2021-01-19 13:37:29,811 DEBUG updateSourcesList()
2021-01-19 13:37:29,841 DEBUG rewriteSourcesList() with mirror_check
2021-01-19 13:37:29,841 DEBUG ['ubuntu-minimal', 'ubuntu-standard']
2021-01-19 13:37:29,841 DEBUG Checking pkg: ubuntu-minimal
2021-01-19 13:37:29,844 DEBUG Checking pkg: ubuntu-standard
2021-01-19 13:37:29,846 DEBUG examining: 'deb http://ae.archive.ubuntu.com/ubuntu/ bionic main restricted'
2021-01-19 13:37:29,847 DEBUG verifySourcesListEntry: deb http://ae.archive.ubuntu.com/ubuntu/ focal main restricted
2021-01-19 13:37:29,847 DEBUG url_downloadable: http://ae.archive.ubuntu.com/ubuntu//dists/focal/Release
2021-01-19 13:37:29,847 DEBUG s='http' n='ae.archive.ubuntu.com' p='/ubuntu//dists/focal/Release' q='' f=''
2021-01-19 13:37:30,643 DEBUG entry 'deb http://ae.archive.ubuntu.com/ubuntu/ focal main restricted' updated to new dist
2021-01-19 13:37:30,643 DEBUG examining: 'deb http://ae.archive.ubuntu.com/ubuntu/ bionic-updates main restricted'
2021-01-19 13:37:30,644 DEBUG entry 'deb http://ae.archive.ubuntu.com/ubuntu/ focal-updates main restricted' updated to new dist
2021-01-19 13:37:30,644 DEBUG examining: 'deb http://ae.archive.ubuntu.com/ubuntu/ bionic universe'
2021-01-19 13:37:30,644 DEBUG entry 'deb http://ae.archive.ubuntu.com/ubuntu/ focal universe' updated to new dist
2021-01-19 13:37:30,644 DEBUG examining: 'deb http://ae.archive.ubuntu.com/ubuntu/ bionic-updates universe'
2021-01-19 13:37:30,644 DEBUG entry 'deb http://ae.archive.ubuntu.com/ubuntu/ focal-updates universe' updated to new dist
2021-01-19 13:37:30,645 DEBUG examining: 'deb http://ae.archive.ubuntu.com/ubuntu/ bionic multiverse'
2021-01-19 13:37:30,645 DEBUG entry 'deb http://ae.archive.ubuntu.com/ubuntu/ focal multiverse' updated to new dist
2021-01-19 13:37:30,645 DEBUG examining: 'deb http://ae.archive.ubuntu.com/ubuntu/ bionic-updates multiverse'
2021-01-19 13:37:30,646 DEBUG entry 'deb http://ae.archive.ubuntu.com/ubuntu/ focal-updates multiverse' updated to new dist
2021-01-19 13:37:30,646 DEBUG examining: 'deb http://ae.archive.ubuntu.com/ubuntu/ bionic-backports main restricted universe multiverse'
2021-01-19 13:37:30,646 DEBUG entry 'deb http://ae.archive.ubuntu.com/ubuntu/ focal-backports main restricted universe multiverse' updated to new dist
2021-01-19 13:37:30,646 DEBUG examining: 'deb http://security.ubuntu.com/ubuntu bionic-security main restricted'
2021-01-19 13:37:30,646 DEBUG verifySourcesListEntry: deb http://security.ubuntu.com/ubuntu focal main restricted
2021-01-19 13:37:30,646 DEBUG url_downloadable: http://security.ubuntu.com/ubuntu/dists/focal/Release
2021-01-19 13:37:30,647 DEBUG s='http' n='security.ubuntu.com' p='/ubuntu/dists/focal/Release' q='' f=''
2021-01-19 13:37:31,102 DEBUG entry 'deb http://security.ubuntu.com/ubuntu focal-security main restricted' updated to new dist
2021-01-19 13:37:31,102 DEBUG examining: 'deb http://security.ubuntu.com/ubuntu bionic-security universe'
2021-01-19 13:37:31,102 DEBUG entry 'deb http://security.ubuntu.com/ubuntu focal-security universe' updated to new dist
2021-01-19 13:37:31,103 DEBUG examining: 'deb http://security.ubuntu.com/ubuntu bionic-security multiverse'
2021-01-19 13:37:31,103 DEBUG entry 'deb http://security.ubuntu.com/ubuntu focal-security multiverse' updated to new dist
2021-01-19 13:37:31,107 DEBUG running doUpdate() (showErrors=True)
2021-01-19 13:40:40,773 DEBUG openCache()
2021-01-19 13:40:41,529 DEBUG Comparing 4.15.0-112 with 
2021-01-19 13:40:41,529 DEBUG Comparing 4.15.0-123 with 4.15.0-112
2021-01-19 13:40:41,529 DEBUG Comparing 4.15.0-132 with 4.15.0-123
2021-01-19 13:40:41,720 DEBUG /openCache(), new cache size 67685
2021-01-19 13:40:41,720 DEBUG need_server_mode(): run in 'desktop' mode, (because of pkg 'ubuntu-desktop')
2021-01-19 13:40:41,721 DEBUG quirks: running PreDistUpgradeCache
2021-01-19 13:40:41,721 DEBUG running Quirks.PreDistUpgradeCache
2021-01-19 13:40:41,721 INFO checking for python-dbg
2021-01-19 13:40:41,721 INFO checking for python-doc
2021-01-19 13:40:41,721 INFO checking for python-minimal
2021-01-19 13:40:41,721 INFO installing python-is-python2 because python-minimal was installed
2021-01-19 13:40:41,721 DEBUG Installing 'python-is-python2' (python-minimal was installed on the system)
2021-01-19 13:40:42,093 ERROR Dist-upgrade failed: 'E:Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.'
2021-01-19 13:40:42,095 DEBUG abort called
2021-01-19 13:40:42,098 DEBUG openCache()
2021-01-19 13:40:44,505 DEBUG Comparing 4.15.0-112 with 
2021-01-19 13:40:44,505 DEBUG Comparing 4.15.0-123 with 4.15.0-112
2021-01-19 13:40:44,506 DEBUG Comparing 4.15.0-132 with 4.15.0-123
2021-01-19 13:40:44,727 DEBUG /openCache(), new cache size 101435