these 2 derivations will be built:
  /nix/store/jzh98w8b6fik0s7v1l21mw2h8a55pby6-flake-inputs.drv
  /nix/store/1b9zahf1y5hdsp2dw9bgcvwxp3ndq3p1-check-flake-inputs.drv
building '/nix/store/jzh98w8b6fik0s7v1l21mw2h8a55pby6-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/jzh98w8b6fik0s7v1l21mw2h8a55pby6-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building jzh98w8b6fik0s7v1l21mw2h8a55pby6-flake-inputs.drv
building '/nix/store/1b9zahf1y5hdsp2dw9bgcvwxp3ndq3p1-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/1b9zahf1y5hdsp2dw9bgcvwxp3ndq3p1-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 1b9zahf1y5hdsp2dw9bgcvwxp3ndq3p1-check-flake-inputs.drv