these 2 derivations will be built:
  /nix/store/iikg40bh3lfhaql216y4qmii6p8h7qwp-flake-inputs.drv
  /nix/store/8s7v1cn32dc02684z9hj2bk05hf46dw7-check-flake-inputs.drv
building '/nix/store/iikg40bh3lfhaql216y4qmii6p8h7qwp-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/iikg40bh3lfhaql216y4qmii6p8h7qwp-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building iikg40bh3lfhaql216y4qmii6p8h7qwp-flake-inputs.drv
building '/nix/store/8s7v1cn32dc02684z9hj2bk05hf46dw7-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/8s7v1cn32dc02684z9hj2bk05hf46dw7-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 8s7v1cn32dc02684z9hj2bk05hf46dw7-check-flake-inputs.drv