these 2 paths will be fetched (0.0 KiB download, 5.2 MiB unpacked):
  /nix/store/ikjiq9pzarc3gff8649r9p8814dqv6g6-clan-pytest-without-core
  /nix/store/n549fm5nwv3gg4p39zqmx9pxsw95bf67-clan-runtime

upload niks3: ok