this derivation will be built:
  /nix/store/vz1vr38yzbh8b9f9f7icy75sficpably-check-cpa-usage-keeper.drv
building '/nix/store/vz1vr38yzbh8b9f9f7icy75sficpably-check-cpa-usage-keeper.drv'

upload niks3: ok