this derivation will be built:
  /nix/store/kdni5j2lvcjhg2a0grpv9n7i0gcnqihm-interpolate-conformance.drv
building '/nix/store/kdni5j2lvcjhg2a0grpv9n7i0gcnqihm-interpolate-conformance.drv'
interpolate-conformance> 9 cases: Nix interpolate == Python interpolate == expected

post-build step Upload to niks3: ok
time=2026-08-28T22:20:30.030Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-28T22:20:30.420Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-28T22:20:30.739Z level=INFO msg="Upload complete. (857ms)"