these 2 paths will be fetched (0.0 KiB download, 5.2 MiB unpacked):
  /nix/store/jwqinw4l7wl1llm18q3a74b08nyf1q09-clan-pytest-without-core
  /nix/store/ij60x6ak4vzyv26jvhhikvclkfwqzp95-clan-runtime

upload niks3: ok