this derivation will be built:
  /nix/store/ws5lw0dbzsihfs3dk17m8pm80p920p8l-interpolate-conformance.drv
building '/nix/store/ws5lw0dbzsihfs3dk17m8pm80p920p8l-interpolate-conformance.drv'
interpolate-conformance> 9 cases: Nix interpolate == Python interpolate == expected

post-build step Upload to niks3: ok
time=2026-08-25T19:11:51.442Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-25T19:11:51.873Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-25T19:11:52.363Z level=INFO msg="Upload complete. (1s)"