this derivation will be built:
  /nix/store/3l1fnnwayxcj0ss6nxgzg3knvpvc9842-interpolate-conformance.drv
building '/nix/store/3l1fnnwayxcj0ss6nxgzg3knvpvc9842-interpolate-conformance.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/3l1fnnwayxcj0ss6nxgzg3knvpvc9842-interpolate-conformance.drv'
interpolate-conformance> 9 cases: Nix interpolate == Python interpolate == expected

post-build step Upload to niks3: ok
time=2026-08-29T05:45:21.139Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-29T05:45:21.659Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-29T05:45:22.041Z level=INFO msg="Upload complete. (1.46s)"