these 2 derivations will be built:
  /nix/store/d05c56l5qjk079k6p5nngcdqiihzjia0-flake-inputs.drv
  /nix/store/ffkppj7w1039cqra98whyka74mda6n52-check-flake-inputs.drv
building '/nix/store/d05c56l5qjk079k6p5nngcdqiihzjia0-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/d05c56l5qjk079k6p5nngcdqiihzjia0-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building d05c56l5qjk079k6p5nngcdqiihzjia0-flake-inputs.drv
building '/nix/store/ffkppj7w1039cqra98whyka74mda6n52-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/ffkppj7w1039cqra98whyka74mda6n52-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building ffkppj7w1039cqra98whyka74mda6n52-check-flake-inputs.drv