this derivation will be built:
  /nix/store/g4y7n9cfs9jr0a9s2g9akhbjfcnibjng-interpolate-conformance.drv
building '/nix/store/g4y7n9cfs9jr0a9s2g9akhbjfcnibjng-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok