this derivation will be built:
  /nix/store/rgx4q92r3y075yi1fsl1ada38j53266w-flake-inputs.drv
building '/nix/store/rgx4q92r3y075yi1fsl1ada38j53266w-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-26T18:47:16.110Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-26T18:47:16.481Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-26T18:47:16.781Z level=INFO msg="Upload complete. (785ms)"