this derivation will be built:
  /nix/store/cbx8xrpiw91wgf5zjgd3z1r225cjpaxn-flake-inputs.drv
building '/nix/store/cbx8xrpiw91wgf5zjgd3z1r225cjpaxn-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-24T18:34:26.509Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-24T18:34:27.575Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-24T18:34:27.932Z level=INFO msg="Upload complete. (1.509s)"