this derivation will be built:
  /nix/store/r2dfrjf91v8ms2b0qdjaa5cla15yc0v9-flake-inputs.drv
building '/nix/store/r2dfrjf91v8ms2b0qdjaa5cla15yc0v9-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-09-01T09:21:24.796Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-09-01T09:21:25.290Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-01T09:21:25.625Z level=INFO msg="Upload complete. (1.041s)"