these 2 derivations will be built:
  /nix/store/ar9wjzmx9q26las798j8gxlcs6ry01n5-flake-inputs.drv
  /nix/store/jg408qhfhs8md9g6g71zv2f1mknz9pcb-check-flake-inputs.drv
building '/nix/store/ar9wjzmx9q26las798j8gxlcs6ry01n5-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/ar9wjzmx9q26las798j8gxlcs6ry01n5-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building ar9wjzmx9q26las798j8gxlcs6ry01n5-flake-inputs.drv
building '/nix/store/jg408qhfhs8md9g6g71zv2f1mknz9pcb-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/jg408qhfhs8md9g6g71zv2f1mknz9pcb-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building jg408qhfhs8md9g6g71zv2f1mknz9pcb-check-flake-inputs.drv