this derivation will be built:
  /nix/store/dfqb5c68050awi5qbav377zy3rnr6hh1-flake-inputs.drv
building '/nix/store/dfqb5c68050awi5qbav377zy3rnr6hh1-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-29T18:56:51.280Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-29T18:56:51.659Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-29T18:56:52.060Z level=INFO msg="Upload complete. (900ms)"