this derivation will be built:
  /nix/store/f90d1j6m5fgy26a0802hxra2q34amdn9-interpolate-conformance.drv
building '/nix/store/f90d1j6m5fgy26a0802hxra2q34amdn9-interpolate-conformance.drv'
interpolate-conformance> 9 cases: Nix interpolate == Python interpolate == expected

post-build step Upload to niks3: ok
time=2026-08-31T09:17:30.692Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-31T09:17:31.117Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-31T09:17:31.507Z level=INFO msg="Upload complete. (1.702s)"