DEBUG util.py:556:    perl-podlators-1:4.12-2.fc31.noarch                                           
DEBUG util.py:556:    perl-threads-1:2.22-439.fc31.riscv64                                          
DEBUG util.py:556:    perl-threads-shared-1.60-440.fc31.riscv64                                     
DEBUG util.py:556:    pmix-3.1.4-0.3.rc2.fc31.riscv64                                               
DEBUG util.py:556:    procps-ng-3.3.15-6.fc31.riscv64                                               
DEBUG util.py:556:    qdox-2.0-6.M9.fc31.noarch                                                     
DEBUG util.py:556:    qrencode-libs-4.0.2-4.fc31.riscv64                                            
DEBUG util.py:556:    rdma-core-20.1-3.0.riscv64.fc31.riscv64                                       
DEBUG util.py:556:    rpm-mpi-hooks-6-3.fc31.noarch                                                 
DEBUG util.py:556:    systemd-242-4.git7a6d834.2.riscv64.fc31.riscv64                               
DEBUG util.py:556:    systemd-pam-242-4.git7a6d834.2.riscv64.fc31.riscv64                           
DEBUG util.py:556:    systemd-rpm-macros-242-4.git7a6d834.2.riscv64.fc31.noarch                     
DEBUG util.py:556:    systemd-udev-242-4.git7a6d834.2.riscv64.fc31.riscv64                          
DEBUG util.py:556:    tcl-1:8.6.8-2.fc31.riscv64                                                    
DEBUG util.py:556:    tcsh-6.21.00-2.fc31.riscv64                                                   
DEBUG util.py:556:    ttmkfdir-3.0.9-57.fc31.riscv64                                                
DEBUG util.py:556:    tzdata-java-2019b-2.fc31.noarch                                               
DEBUG util.py:556:    xorg-x11-font-utils-1:7.5-42.fc31.riscv64                                     
DEBUG util.py:556:    xorg-x11-fonts-Type1-7.5-23.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 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-109352-33908/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-109352-33908/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-109352-33908/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-109352-33908/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-109352-33908/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