DEBUG util.py:556:    python3-importlib-metadata-0.18-2.fc31.noarch                                 
DEBUG util.py:556:    python3-linecache2-1.0.0-19.fc31.noarch                                       
DEBUG util.py:556:    python3-mimeparse-1.6.0-9.fc31.noarch                                         
DEBUG util.py:556:    python3-more-itertools-7.2.0-1.fc31.noarch                                    
DEBUG util.py:556:    python3-packaging-19.0-2.fc31.noarch                                          
DEBUG util.py:556:    python3-pbr-5.1.2-4.fc31.noarch                                               
DEBUG util.py:556:    python3-pluggy-0.12.0-2.fc31.noarch                                           
DEBUG util.py:556:    python3-py-1.8.0-2.fc31.noarch                                                
DEBUG util.py:556:    python3-pyparsing-2.4.0-2.fc31.noarch                                         
DEBUG util.py:556:    python3-pyrsistent-0.15.4-1.fc31.riscv64                                      
DEBUG util.py:556:    python3-pysocks-1.7.0-2.fc31.noarch                                           
DEBUG util.py:556:    python3-rpm-generators-9-2.fc31.noarch                                        
DEBUG util.py:556:    python3-rpm-macros-3-47.fc31.noarch                                           
DEBUG util.py:556:    python3-traceback2-1.4.0-20.fc31.noarch                                       
DEBUG util.py:556:    python3-unittest2-1.1.0-18.fc31.noarch                                        
DEBUG util.py:556:    python3-urllib3-1.25.3-4.fc31.noarch                                          
DEBUG util.py:556:    python3-wcwidth-0.1.7-11.fc31.noarch                                          
DEBUG util.py:556:    python3-zipp-0.5.1-2.fc31.noarch                                              
DEBUG util.py:556:  Complete!
DEBUG util.py:698:  Child return code was: 0
DEBUG util.py:717:  child environment: None
DEBUG util.py:389:  Unsharing. Flags: 134217728
DEBUG backend.py:530:  Copying packages to result dir
DEBUG util.py:292:  kill orphans
DEBUG util.py:717:  child environment: None
DEBUG util.py:643:  Executing command: ['/bin/umount', '-n', '/var/lib/mock/f31-build-111778-34187/root/proc/filesystems'] 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:698:  Child return code was: 0
DEBUG util.py:717:  child environment: None
DEBUG util.py:643:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f31-build-111778-34187/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:698:  Child return code was: 0
DEBUG util.py:717:  child environment: None
DEBUG util.py:643:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f31-build-111778-34187/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:698:  Child return code was: 0
DEBUG util.py:717:  child environment: None
DEBUG util.py:643:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f31-build-111778-34187/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:698:  Child return code was: 0
DEBUG util.py:717:  child environment: None
DEBUG util.py:643:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f31-build-111778-34187/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:698:  Child return code was: 0