this derivation will be built:
  /nix/store/aj17jd73gykrx8njk8868nxyz0r8p4wj-interpolate-conformance.drv
building '/nix/store/aj17jd73gykrx8njk8868nxyz0r8p4wj-interpolate-conformance.drv'
interpolate-conformance> 9 cases: Nix interpolate == Python interpolate == expected

post-build step Upload to niks3: ok
time=2026-08-28T23:15:56.097Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-28T23:15:56.554Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-28T23:15:56.943Z level=INFO msg="Upload complete. (4.463s)"