this derivation will be built:
  /nix/store/4rh6bq0bj81lxha79x5sibiw62dr2656-flake-inputs.drv
building '/nix/store/4rh6bq0bj81lxha79x5sibiw62dr2656-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-09-01T09:23:51.296Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-09-01T09:23:51.696Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-01T09:23:52.117Z level=INFO msg="Upload complete. (954ms)"