this derivation will be built:
  /nix/store/mlhbwm1frfdincvj1amy9gdry0pl3f64-flake-inputs.drv
building '/nix/store/mlhbwm1frfdincvj1amy9gdry0pl3f64-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-29T13:40:25.564Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-29T13:40:26.032Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-29T13:40:26.474Z level=INFO msg="Upload complete. (1.014s)"