these 2 paths will be fetched (0.0 KiB download, 5.1 MiB unpacked):
  /nix/store/3k3w5dv7g3rqlhdhzanlcx7f5rjsj9p3-clan-pytest-with-core
  /nix/store/077v9dxdcd197s6qqnjhgwsw3ai5chw1-clan-runtime

upload niks3: ok