this derivation will be built:
  /nix/store/x96hbgaq7frviqa0l5dy7mrn4k03d9d3-interpolate-conformance.drv
building '/nix/store/x96hbgaq7frviqa0l5dy7mrn4k03d9d3-interpolate-conformance.drv'
interpolate-conformance> 9 cases: Nix interpolate == Python interpolate == expected

post-build step Upload to niks3: ok
time=2026-09-01T00:47:21.306Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-09-01T00:47:21.810Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-01T00:47:22.286Z level=INFO msg="Upload complete. (1.218s)"