this derivation will be built:
  /nix/store/aqxyi7j78qln2cwl96f1rxxsarm8y7cp-spaces-integrations-policy-lowering-test.drv
building '/nix/store/aqxyi7j78qln2cwl96f1rxxsarm8y7cp-spaces-integrations-policy-lowering-test.drv'

post-build step Upload to niks3: ok
time=2026-09-17T04:20:20.079Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-17T04:20:20.726Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-17T04:20:20.789Z level=INFO msg="Upload complete. (782ms)"