this derivation will be built:
  /nix/store/s2ky61hbbjdc8yamyb9di25nwpa9f7w6-interpolate-conformance.drv
building '/nix/store/s2ky61hbbjdc8yamyb9di25nwpa9f7w6-interpolate-conformance.drv'
interpolate-conformance> 9 cases: Nix interpolate == Python interpolate == expected

post-build step Upload to niks3: ok
time=2026-08-28T03:08:46.938Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-28T03:08:47.281Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-28T03:08:47.614Z level=INFO msg="Upload complete. (779ms)"