It has been failing since Friday. I have attached the last part of the log. I reinstalled clearlinux from scratch but that did not help either. Any ideas? Thanks.
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DEBUG util.py:759: child environment: None
DEBUG util.py:685: Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/clear-linux/root/dev/pts'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'en_US.UTF-8'} and shell False
DEBUG util.py:740: Child return code was: 0
DEBUG util.py:759: child environment: None
DEBUG util.py:685: Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/clear-linux/root/dev/shm'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'en_US.UTF-8'} and shell False
DEBUG util.py:740: Child return code was: 0
DEBUG util.py:759: child environment: None
DEBUG util.py:685: Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/clear-linux/root/sys'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'en_US.UTF-8'} and shell False
DEBUG util.py:740: Child return code was: 0
DEBUG util.py:759: child environment: None
DEBUG util.py:685: Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/clear-linux/root/sys'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'en_US.UTF-8'} and shell False
DEBUG util.py:740: Child return code was: 0
DEBUG util.py:759: child environment: None
DEBUG util.py:685: Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/clear-linux/root/proc'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'en_US.UTF-8'} and shell False
DEBUG util.py:740: Child return code was: 0
DEBUG util.py:759: child environment: None
DEBUG util.py:685: Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/clear-linux/root/proc'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'en_US.UTF-8'} and shell False
DEBUG util.py:740: Child return code was: 0
DEBUG util.py:224: touching file: /var/lib/mock/clear-linux/root/etc/os-release
DEBUG util.py:759: child environment: None
DEBUG util.py:682: Using nspawn with args None
DEBUG util.py:685: Executing command: ['/usr/bin/systemd-nspawn', '-q', '-M', '9810815cf5ec4fb58b39f988aa5c969c', '-D', '/var/lib/mock/clear-linux/root', '-a', '--setenv=TERM=vt100', '--setenv=SHELL=/bin/bash', '--setenv=HOME=/builddir', '--setenv=HOSTNAME=mock', '--setenv=PATH=/usr/bin:/bin:/usr/sbin:/sbin', '--setenv=PROMPT_COMMAND=printf "\\033]0;<mock-chroot>\\007"', '--setenv=PS1=<mock-chroot> \\s-\\v\\$ ', '--setenv=LANG=en_US.UTF-8', '/usr/sbin/userdel', '-r', '-f', 'mockbuild'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'} and shell False
DEBUG util.py:423: Unsharing. Flags: 134217728
DEBUG util.py:594: userdel: user 'mockbuild' does not exist
DEBUG util.py:740: Child return code was: 6
DEBUG util.py:759: child environment: None
DEBUG util.py:682: Using nspawn with args None
DEBUG util.py:685: Executing command: ['/usr/bin/systemd-nspawn', '-q', '-M', '0bdc4b8969484f7ea430c1f8d6104a07', '-D', '/var/lib/mock/clear-linux/root', '-a', '--setenv=TERM=vt100', '--setenv=SHELL=/bin/bash', '--setenv=HOME=/builddir', '--setenv=HOSTNAME=mock', '--setenv=PATH=/usr/bin:/bin:/usr/sbin:/sbin', '--setenv=PROMPT_COMMAND=printf "\\033]0;<mock-chroot>\\007"', '--setenv=PS1=<mock-chroot> \\s-\\v\\$ ', '--setenv=LANG=en_US.UTF-8', '/usr/sbin/groupdel', 'mockbuild'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'} and shell False
DEBUG util.py:423: Unsharing. Flags: 134217728
DEBUG util.py:594: groupdel: group 'mockbuild' does not exist
DEBUG util.py:740: Child return code was: 6
DEBUG util.py:759: child environment: None
DEBUG util.py:682: Using nspawn with args None
DEBUG util.py:685: Executing command: ['/usr/bin/systemd-nspawn', '-q', '-M', 'b7fa2fe7e7f34310a9a0cf8191192a7a', '-D', '/var/lib/mock/clear-linux/root', '-a', '--setenv=TERM=vt100', '--setenv=SHELL=/bin/bash', '--setenv=HOME=/builddir', '--setenv=HOSTNAME=mock', '--setenv=PATH=/usr/bin:/bin:/usr/sbin:/sbin', '--setenv=PROMPT_COMMAND=printf "\\033]0;<mock-chroot>\\007"', '--setenv=PS1=<mock-chroot> \\s-\\v\\$ ', '--setenv=LANG=en_US.UTF-8', '/usr/sbin/groupadd', '-g', '1000', 'mockbuild'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'} and shell False
DEBUG util.py:423: Unsharing. Flags: 134217728
DEBUG util.py:740: Child return code was: 0
DEBUG util.py:759: child environment: None
DEBUG util.py:682: Using nspawn with args None
DEBUG util.py:685: Executing command: ['/usr/bin/systemd-nspawn', '-q', '-M', 'd46145e32b0243ed88d86188cd89c471', '-D', '/var/lib/mock/clear-linux/root', '-a', '--setenv=TERM=vt100', '--setenv=SHELL=/bin/bash', '--setenv=HOME=/builddir', '--setenv=HOSTNAME=mock', '--setenv=PATH=/usr/bin:/bin:/usr/sbin:/sbin', '--setenv=PROMPT_COMMAND=printf "\\033]0;<mock-chroot>\\007"', '--setenv=PS1=<mock-chroot> \\s-\\v\\$ ', '--setenv=LANG=en_US.UTF-8', '/usr/sbin/useradd', '-m', '-u', '{{chrootuid}}', '-g', '{{chrootgid}}', '-d', '{{chroothome}}', '{{chrootuser}}'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'} and shell False
DEBUG util.py:423: Unsharing. Flags: 134217728
DEBUG util.py:594: useradd: invalid user ID '{{chrootuid}}'
DEBUG util.py:740: Child return code was: 3
DEBUG util.py:325: kill orphans
DEBUG util.py:759: child environment: None
DEBUG util.py:685: Executing command: ['/bin/umount', '-n', '/var/lib/mock/clear-linux/root/var/cache/dnf/'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'en_US.UTF-8'} and shell False
DEBUG util.py:740: Child return code was: 0