this derivation will be built:
  /nix/store/kkw5was37y49bb4r1c0v1i9v77i4ybbi-interpolate-conformance.drv
building '/nix/store/kkw5was37y49bb4r1c0v1i9v77i4ybbi-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok