DEBUG util.py:554:  BUILDSTDERR: Error: 
DEBUG util.py:554:  BUILDSTDERR:  Problem 1: conflicting requests
DEBUG util.py:554:  BUILDSTDERR:   - nothing provides R(tibble) needed by R-cellranger-1.1.0-4.fc31.noarch
DEBUG util.py:554:  BUILDSTDERR:  Problem 2: conflicting requests
DEBUG util.py:554:  BUILDSTDERR:   - nothing provides R(yaml) >= 2.1.19 needed by R-knitr-1.24-1.fc31.noarch
DEBUG util.py:554:  BUILDSTDERR:  Problem 3: package R-rmarkdown-1.10-4.1.riscv64.fc29.noarch requires R-stringr >= 1.2.0, but none of the providers can be installed
DEBUG util.py:554:  BUILDSTDERR:   - conflicting requests
DEBUG util.py:554:  BUILDSTDERR:   - nothing provides R(glue) >= 1.2.0 needed by R-stringr-1.4.0-3.fc31.noarch
DEBUG util.py:554:  BUILDSTDERR:   - nothing provides R(stringi) >= 1.1.7 needed by R-stringr-1.4.0-3.fc31.noarch
DEBUG util.py:554:  BUILDSTDERR:  Problem 4: package R-tibble-1.4.2-2.fc30.riscv64 requires R-pillar >= 1.1.0, but none of the providers can be installed
DEBUG util.py:554:  BUILDSTDERR:   - conflicting requests
DEBUG util.py:554:  BUILDSTDERR:   - nothing provides R(fansi) needed by R-pillar-1.4.2-3.fc31.noarch
DEBUG util.py:554:  BUILDSTDERR:   - nothing provides R(vctrs) needed by R-pillar-1.4.2-3.fc31.noarch
DEBUG util.py:554:  BUILDSTDERR:   - nothing provides R(rlang) >= 0.3.0 needed by R-pillar-1.4.2-3.fc31.noarch
DEBUG util.py:554:  BUILDSTDERR:   - nothing provides R(utf8) >= 1.1.0 needed by R-pillar-1.4.2-3.fc31.noarch
DEBUG util.py:554:  BUILDSTDERR:  Problem 5: package R-progress-devel-1.2.1-3.fc31.noarch requires R-progress = 1.2.1-3.fc31, but none of the providers can be installed
DEBUG util.py:554:  BUILDSTDERR:   - package R-progress-1.2.1-3.fc31.noarch requires R(hms), but none of the providers can be installed
DEBUG util.py:554:  BUILDSTDERR:   - conflicting requests
DEBUG util.py:554:  BUILDSTDERR:   - nothing provides R(vctrs) >= 0.2.0 needed by R-hms-0.5.1-1.fc31.noarch
DEBUG util.py:554:  BUILDSTDERR:   - nothing provides R(rlang) needed by R-hms-0.5.1-1.fc31.noarch
DEBUG util.py:698:  Child return code was: 1
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-99502-33157/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-99502-33157/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-99502-33157/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-99502-33157/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-99502-33157/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