this derivation will be built:
  /nix/store/yyw3rx6ajpzb1na9g9a048qa1l1f2jv6-interpolate-conformance.drv
building '/nix/store/yyw3rx6ajpzb1na9g9a048qa1l1f2jv6-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok