DEBUG util.py:556:    xerces-j2-2.12.0-2.fc30.noarch                                                
DEBUG util.py:556:    xml-commons-apis-1.4.01-27.fc30.noarch                                        
DEBUG util.py:556:    xml-commons-resolver-1.2-27.fc30.noarch                                       
DEBUG util.py:556:    xmlgraphics-commons-2.3-1.fc31.noarch                                         
DEBUG util.py:556:    xmlunit-1.6-9.fc30.noarch                                                     
DEBUG util.py:556:    xmvn-api-3.0.0-23.fc30.noarch                                                 
DEBUG util.py:556:    xmvn-connector-aether-3.0.0-23.fc30.noarch                                    
DEBUG util.py:556:    xmvn-core-3.0.0-23.fc30.noarch                                                
DEBUG util.py:556:    xmvn-install-3.0.0-23.fc30.noarch                                             
DEBUG util.py:556:    xmvn-minimal-3.0.0-23.fc30.noarch                                             
DEBUG util.py:556:    xmvn-mojo-3.0.0-23.fc30.noarch                                                
DEBUG util.py:556:    xmvn-resolve-3.0.0-23.fc30.noarch                                             
DEBUG util.py:556:    xmvn-subst-3.0.0-23.fc30.noarch                                               
DEBUG util.py:556:    xorg-x11-font-utils-1:7.5-40.fc30.riscv64                                     
DEBUG util.py:556:    xorg-x11-fonts-Type1-7.5-22.fc31.noarch                                       
DEBUG util.py:556:    xpp3-1.1.4-20.c.fc30.noarch                                                   
DEBUG util.py:556:    xpp3-minimal-1.1.4-20.c.fc30.noarch                                           
DEBUG util.py:556:    xstream-1.4.11.1-2.fc31.noarch                                                
DEBUG util.py:556:    xz-java-1.8-4.fc30.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 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-55907-28151/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-55907-28151/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-55907-28151/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-55907-28151/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-55907-28151/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