these 2 derivations will be built:
  /nix/store/969rc6g3gbvyx7k2mc4ccbih47lckg8l-flake-inputs.drv
  /nix/store/ja6z1gsk2s6x3knfdcc1sgm6z8hmf1ng-check-flake-inputs.drv
building '/nix/store/969rc6g3gbvyx7k2mc4ccbih47lckg8l-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/969rc6g3gbvyx7k2mc4ccbih47lckg8l-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 969rc6g3gbvyx7k2mc4ccbih47lckg8l-flake-inputs.drv
building '/nix/store/ja6z1gsk2s6x3knfdcc1sgm6z8hmf1ng-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/ja6z1gsk2s6x3knfdcc1sgm6z8hmf1ng-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building ja6z1gsk2s6x3knfdcc1sgm6z8hmf1ng-check-flake-inputs.drv