this derivation will be built:
  /nix/store/9qz6gd9wv57qjmd47k1lyb8sxxcsjhjr-flake-inputs.drv
building '/nix/store/9qz6gd9wv57qjmd47k1lyb8sxxcsjhjr-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-25T21:13:08.781Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-25T21:13:09.197Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-25T21:13:09.577Z level=INFO msg="Upload complete. (901ms)"