this derivation will be built:
  /nix/store/7016pskfq2jb0jmrrqyq001bvh28jsq6-interpolate-conformance.drv
building '/nix/store/7016pskfq2jb0jmrrqyq001bvh28jsq6-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

post-build step Upload to niks3: ok
time=2026-09-16T08:37:55.039Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-09-16T08:37:55.548Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-16T08:37:56.069Z level=INFO msg="Upload complete. (1.159s)"