this derivation will be built:
  /nix/store/mi4kx0af47cm6d9d1y50p0fdq7hk73im-interpolate-conformance.drv
building '/nix/store/mi4kx0af47cm6d9d1y50p0fdq7hk73im-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok