...
DEBUG util.py:484:  iptables-1.8.3-4.fc31                 ########################################
DEBUG util.py:624:  Child return code was: 0
DEBUG util.py:642:  child environment: None
DEBUG util.py:569:  Executing command: ['/bin/rpm', '-qpl', '/builddir/build/originals/iptables-1.8.3-4.fc31.src.rpm'] 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', 'http_proxy': 'http://192.168.0.254:3128', 'https_proxy': 'http://192.168.0.254:3128'} and shell False
DEBUG util.py:318:  Unsharing. Flags: 134217728
DEBUG util.py:484:  0001-iptables-apply-Use-mktemp-instead-of-tempfile.patch
DEBUG util.py:484:  arptables-nft-helper
DEBUG util.py:484:  iptables-1.8.3.tar.bz2
DEBUG util.py:484:  iptables-config
DEBUG util.py:484:  iptables.init
DEBUG util.py:484:  iptables.service
DEBUG util.py:484:  iptables.spec
DEBUG util.py:484:  sysconfig_ip6tables
DEBUG util.py:484:  sysconfig_iptables
DEBUG util.py:624:  Child return code was: 0
DEBUG util.py:642:  child environment: None
DEBUG util.py:318:  Unsharing. Flags: 134217728
DEBUG package_manager.py:111:  ['/usr/bin/dnf', 'builddep', '--installroot', '/var/lib/mock/f31-build-43970-25787/root/', '/var/lib/mock/f31-build-43970-25787/root//builddir/build/SRPMS/iptables-1.8.3-4.fc31.src.rpm']
DEBUG util.py:642:  child environment: None
DEBUG util.py:569:  Executing command: ['/usr/bin/dnf', 'builddep', '--installroot', '/var/lib/mock/f31-build-43970-25787/root/', '/var/lib/mock/f31-build-43970-25787/root//builddir/build/SRPMS/iptables-1.8.3-4.fc31.src.rpm'] 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', 'http_proxy': 'http://192.168.0.254:3128', 'https_proxy': 'http://192.168.0.254:3128', 'LC_MESSAGES': 'C.UTF-8'} and shell False
DEBUG util.py:484:  Last metadata expiration check: 0:00:02 ago on Mon 01 Jul 2019 02:19:46 PM UTC.
DEBUG util.py:482:  BUILDSTDERR: No matching package to install: 'pkgconfig(libnftnl) >= 1.1.3'
DEBUG util.py:482:  BUILDSTDERR: Not all dependencies satisfied
DEBUG util.py:482:  BUILDSTDERR: Error: Some packages could not be found.
DEBUG util.py:624:  Child return code was: 1
DEBUG util.py:223:  kill orphans
DEBUG util.py:642:  child environment: None
DEBUG util.py:569:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f31-build-43970-25787/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:624:  Child return code was: 0
DEBUG util.py:642:  child environment: None
DEBUG util.py:569:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f31-build-43970-25787/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:624:  Child return code was: 0
DEBUG util.py:642:  child environment: None
DEBUG util.py:569:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f31-build-43970-25787/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:624:  Child return code was: 0
DEBUG util.py:642:  child environment: None
DEBUG util.py:569:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f31-build-43970-25787/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:624:  Child return code was: 0