these 2 derivations will be built:
  /nix/store/ddwhw9vsyqschr9832af3g6bs2acpsyv-flake-inputs.drv
  /nix/store/kymi5cpdwnsvxfmf3f12gm01aj8jm2kj-check-flake-inputs.drv
building '/nix/store/ddwhw9vsyqschr9832af3g6bs2acpsyv-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/ddwhw9vsyqschr9832af3g6bs2acpsyv-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building ddwhw9vsyqschr9832af3g6bs2acpsyv-flake-inputs.drv
building '/nix/store/kymi5cpdwnsvxfmf3f12gm01aj8jm2kj-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/kymi5cpdwnsvxfmf3f12gm01aj8jm2kj-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building kymi5cpdwnsvxfmf3f12gm01aj8jm2kj-check-flake-inputs.drv