this derivation will be built:
  /nix/store/mrgw91ga90f5y1cs18zqrs7pq89b5v2f-flake-inputs.drv
building '/nix/store/mrgw91ga90f5y1cs18zqrs7pq89b5v2f-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-31T19:05:01.157Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-31T19:05:01.654Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-31T19:05:02.071Z level=INFO msg="Upload complete. (2.997s)"