this derivation will be built:
  /nix/store/n48b5ynnl8d0al0h8w9c5k9z37ngnaim-interpolate-conformance.drv
building '/nix/store/n48b5ynnl8d0al0h8w9c5k9z37ngnaim-interpolate-conformance.drv'
interpolate-conformance> 9 cases: Nix interpolate == Python interpolate == expected

post-build step Upload to niks3: ok
time=2026-08-25T12:27:44.834Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-25T12:27:45.500Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-25T12:27:45.890Z level=INFO msg="Upload complete. (1.133s)"