these 2 derivations will be built:
  /nix/store/bm82xpxwd55gvja91qgjcr9glbqjc00r-flake-inputs.drv
  /nix/store/2kbpyfh70g62k4l2qyy8x9pgas4vjhmd-check-flake-inputs.drv
building '/nix/store/bm82xpxwd55gvja91qgjcr9glbqjc00r-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/bm82xpxwd55gvja91qgjcr9glbqjc00r-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building bm82xpxwd55gvja91qgjcr9glbqjc00r-flake-inputs.drv
building '/nix/store/2kbpyfh70g62k4l2qyy8x9pgas4vjhmd-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/2kbpyfh70g62k4l2qyy8x9pgas4vjhmd-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 2kbpyfh70g62k4l2qyy8x9pgas4vjhmd-check-flake-inputs.drv