this derivation will be built:
  /nix/store/s221c3dnfnnmzc3swnvcna0xnw8nxkgx-nixos-system-test-documentation-26.05.20260825.f4f6986.drv

post-build step Upload to niks3: ok
time=2026-08-25T21:05:40.011Z level=INFO msg="Uploading 0 paths to niks3.clan.lol (593 already cached)"
time=2026-08-25T21:05:40.013Z level=INFO msg="Upload complete. (318ms)"