these 2 derivations will be built:
  /nix/store/67jj76n6k8vczj5n6rc30hj192k7gahm-flake-inputs.drv
  /nix/store/0n07mdz1ajjjds619g8kpwjb2iwlmnq4-check-flake-inputs.drv
building '/nix/store/67jj76n6k8vczj5n6rc30hj192k7gahm-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/67jj76n6k8vczj5n6rc30hj192k7gahm-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 67jj76n6k8vczj5n6rc30hj192k7gahm-flake-inputs.drv
building '/nix/store/0n07mdz1ajjjds619g8kpwjb2iwlmnq4-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/0n07mdz1ajjjds619g8kpwjb2iwlmnq4-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 0n07mdz1ajjjds619g8kpwjb2iwlmnq4-check-flake-inputs.drv