$ /usr/bin/createrepo_c -vd -o /tmp/koji/tasks/2780/162780/repo -g /mnt/koji/repos/f31-build/25429/groups/comps.xml /tmp/koji/tasks/2780/162780/repo
10:46:12: Version: 0.12.1 (Features: DeltaRPM LegacyWeakdeps )
10:46:12: Signal handler setup
10:46:12: Thread pool ready
10:46:12: Dir to scan: /tmp/koji/tasks/2780/162780/repo/.repodata
10:46:12: Package count: 0
10:46:12: No packages found - skipping metadata loading
10:46:12: Copy groupfile /mnt/koji/repos/f31-build/25429/groups/comps.xml -> /tmp/koji/tasks/2780/162780/repo/.repodata/comps.xml
10:46:12: Creating .xml.gz files
10:46:12: Setting number of packages
10:46:12: Creating databases
10:46:12: Thread pool user data ready
10:46:12: Generating repomd.xml
10:46:12: posix_spawn avoided (fd close requested) 
10:46:12: posix_spawn avoided (fd close requested) 
10:46:12: posix_spawn avoided (fd close requested) 
10:46:12: Old repodata doesn't exists: Cannot rename /tmp/koji/tasks/2780/162780/repo/repodata/ -> /tmp/koji/tasks/2780/162780/repo/repodata.old.12516.20190314104612.98341: No such file or directory
10:46:12: Renamed /tmp/koji/tasks/2780/162780/repo/.repodata/ -> /tmp/koji/tasks/2780/162780/repo/repodata/
10:46:12: Memory cleanup
10:46:12: All done
Directory walk started
Directory walk done - 0 packages
Temporary output repo path: /tmp/koji/tasks/2780/162780/repo/.repodata/
Preparing sqlite DBs
Pool started (with 5 workers)
Pool finished