this derivation will be built:
  /nix/store/vk61c9agns6y9j61j4cfqfafbc9cjnkx-interpolate-conformance.drv
building '/nix/store/vk61c9agns6y9j61j4cfqfafbc9cjnkx-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok