these 2 derivations will be built:
  /nix/store/zmsz21gsf3b40drk7bsm9xbhqr9985w9-flake-inputs.drv
  /nix/store/pgsb57mg3zb6xlj9ml18d2xfvym93sx2-check-flake-inputs.drv
building '/nix/store/zmsz21gsf3b40drk7bsm9xbhqr9985w9-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/zmsz21gsf3b40drk7bsm9xbhqr9985w9-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building zmsz21gsf3b40drk7bsm9xbhqr9985w9-flake-inputs.drv
building '/nix/store/pgsb57mg3zb6xlj9ml18d2xfvym93sx2-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/pgsb57mg3zb6xlj9ml18d2xfvym93sx2-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building pgsb57mg3zb6xlj9ml18d2xfvym93sx2-check-flake-inputs.drv