these 2 derivations will be built:
  /nix/store/fr873q7gz5xz9irn6rwgg0rlsxvin975-flake-inputs.drv
  /nix/store/hp8nhxgq09s2y5pmiknp296nm39f31bz-check-flake-inputs.drv
building '/nix/store/fr873q7gz5xz9irn6rwgg0rlsxvin975-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/fr873q7gz5xz9irn6rwgg0rlsxvin975-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building fr873q7gz5xz9irn6rwgg0rlsxvin975-flake-inputs.drv
building '/nix/store/hp8nhxgq09s2y5pmiknp296nm39f31bz-check-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/hp8nhxgq09s2y5pmiknp296nm39f31bz-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building hp8nhxgq09s2y5pmiknp296nm39f31bz-check-flake-inputs.drv