this derivation will be built:
  /nix/store/vlm7g55wf7vkzq8w2619p4lqbza67zk6-interpolate-conformance.drv
building '/nix/store/vlm7g55wf7vkzq8w2619p4lqbza67zk6-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok