these 2 derivations will be built:
  /nix/store/978vkw5ss2x3f3x70kh40mck5qi9h7k5-flake-inputs.drv
  /nix/store/qr57va5nbdqflnzsaysd4l9z9x3a4j0m-check-flake-inputs.drv
building '/nix/store/978vkw5ss2x3f3x70kh40mck5qi9h7k5-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/978vkw5ss2x3f3x70kh40mck5qi9h7k5-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 978vkw5ss2x3f3x70kh40mck5qi9h7k5-flake-inputs.drv
building '/nix/store/qr57va5nbdqflnzsaysd4l9z9x3a4j0m-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/qr57va5nbdqflnzsaysd4l9z9x3a4j0m-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building qr57va5nbdqflnzsaysd4l9z9x3a4j0m-check-flake-inputs.drv