these 2 derivations will be built:
  /nix/store/7xk8il91y50s44rq8z0lm8x72lvcj4k2-flake-inputs.drv
  /nix/store/0bz2ri0fb4mwalaxpy8wagbyb6kz6x4n-check-flake-inputs.drv
building '/nix/store/7xk8il91y50s44rq8z0lm8x72lvcj4k2-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/7xk8il91y50s44rq8z0lm8x72lvcj4k2-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 7xk8il91y50s44rq8z0lm8x72lvcj4k2-flake-inputs.drv
building '/nix/store/0bz2ri0fb4mwalaxpy8wagbyb6kz6x4n-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/0bz2ri0fb4mwalaxpy8wagbyb6kz6x4n-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 0bz2ri0fb4mwalaxpy8wagbyb6kz6x4n-check-flake-inputs.drv