these 2 paths will be fetched (0.0 KiB download, 40.7 MiB unpacked):
  /nix/store/a7rpisl9pqd2an0hlq1dw3i2rks654i7-ouroboros
  /nix/store/0vj0nxgh6v1s54cixa2mz1wzvdniyqj5-uv-0.13.0

upload niks3: ok