this derivation will be built:
  /nix/store/cc2h6cg6blg2y6gj4vk9kz1ai24x840v-interpolate-conformance.drv
building '/nix/store/cc2h6cg6blg2y6gj4vk9kz1ai24x840v-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok