these 2 derivations will be built:
  /nix/store/k9zlp8phhsfrlck7ih2d55b681wa44a9-flake-inputs.drv
  /nix/store/i9sc87fr1fd8q1lfk5bk41ks9cjaq2gf-check-flake-inputs.drv
building '/nix/store/k9zlp8phhsfrlck7ih2d55b681wa44a9-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/k9zlp8phhsfrlck7ih2d55b681wa44a9-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building k9zlp8phhsfrlck7ih2d55b681wa44a9-flake-inputs.drv
building '/nix/store/i9sc87fr1fd8q1lfk5bk41ks9cjaq2gf-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/i9sc87fr1fd8q1lfk5bk41ks9cjaq2gf-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building i9sc87fr1fd8q1lfk5bk41ks9cjaq2gf-check-flake-inputs.drv