this derivation will be built:
  /nix/store/iiffw9x00l5lhan910g2m8fm72gm2y9v-interpolate-conformance.drv
building '/nix/store/iiffw9x00l5lhan910g2m8fm72gm2y9v-interpolate-conformance.drv'
interpolate-conformance> 9 cases: Nix interpolate == Python interpolate == expected

post-build step Upload to niks3: ok
time=2026-08-30T19:27:13.753Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-30T19:27:14.348Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-30T19:27:14.823Z level=INFO msg="Upload complete. (1.367s)"