erive-devel-1.0.111-1.fc33.noarch requires crate(serde_derive/default) = 1.0.111, but none of the providers can be installed
DEBUG util.py:444:    - package rust-proc-macro2+default-devel-1.0.43-1.fc37.noarch requires crate(proc-macro2) = 1.0.43, but none of the providers can be installed
DEBUG util.py:444:    - conflicting requests
DEBUG util.py:444:    - nothing provides (crate(unicode-ident/default) >= 1.0.0 with crate(unicode-ident/default) < 2.0.0~) needed by rust-proc-macro2-devel-1.0.43-1.fc37.noarch
DEBUG util.py:444:   Problem 18: package rust-thiserror-impl+default-devel-1.0.19-1.fc33.noarch requires crate(thiserror-impl) = 1.0.19, but none of the providers can be installed
DEBUG util.py:444:    - package rust-thiserror-devel-1.0.19-1.fc33.noarch requires crate(thiserror-impl/default) = 1.0.19, but none of the providers can be installed
DEBUG util.py:444:    - package rust-thiserror-impl-devel-1.0.19-1.fc33.noarch requires (crate(proc-macro2/default) >= 1.0.0 with crate(proc-macro2/default) < 2.0.0), but none of the providers can be installed
DEBUG util.py:444:    - package rust-thiserror+default-devel-1.0.19-1.fc33.noarch requires crate(thiserror) = 1.0.19, but none of the providers can be installed
DEBUG util.py:444:    - package rust-proc-macro2+default-devel-1.0.43-1.fc37.noarch requires crate(proc-macro2) = 1.0.43, but none of the providers can be installed
DEBUG util.py:444:    - conflicting requests
DEBUG util.py:444:    - nothing provides (crate(unicode-ident/default) >= 1.0.0 with crate(unicode-ident/default) < 2.0.0~) needed by rust-proc-macro2-devel-1.0.43-1.fc37.noarch
DEBUG util.py:446:  (try to add '--skip-broken' to skip uninstallable packages)
DEBUG util.py:598:  Child return code was: 1
DEBUG util.py:169:  kill orphans
DEBUG util.py:624:  child environment: None
DEBUG util.py:542:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f37-build-648476-72746/root/dev/pts'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'C.UTF-8'} and shell False
DEBUG util.py:598:  Child return code was: 0
DEBUG util.py:624:  child environment: None
DEBUG util.py:542:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f37-build-648476-72746/root/dev/shm'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'C.UTF-8'} and shell False
DEBUG util.py:598:  Child return code was: 0
DEBUG util.py:624:  child environment: None
DEBUG util.py:542:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f37-build-648476-72746/root/sys'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'C.UTF-8'} and shell False
DEBUG util.py:598:  Child return code was: 0
DEBUG util.py:624:  child environment: None
DEBUG util.py:542:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f37-build-648476-72746/root/sys'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'C.UTF-8'} and shell False
DEBUG util.py:598:  Child return code was: 0
DEBUG util.py:624:  child environment: None
DEBUG util.py:542:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f37-build-648476-72746/root/proc'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'C.UTF-8'} and shell False
DEBUG util.py:598:  Child return code was: 0
DEBUG util.py:624:  child environment: None
DEBUG util.py:542:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f37-build-648476-72746/root/proc'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'C.UTF-8'} and shell False
DEBUG util.py:598:  Child return code was: 0