these 2 derivations will be built:
  /nix/store/4ri38lakkd9ff53y8i4k86hzy891gk55-flake-inputs.drv
  /nix/store/rpbhyh5j0gamj5j0lhvna6l1mcc03zgw-check-flake-inputs.drv
building '/nix/store/4ri38lakkd9ff53y8i4k86hzy891gk55-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/4ri38lakkd9ff53y8i4k86hzy891gk55-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-bdb1245a: building 4ri38lakkd9ff53y8i4k86hzy891gk55-flake-inputs.drv
building '/nix/store/rpbhyh5j0gamj5j0lhvna6l1mcc03zgw-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/rpbhyh5j0gamj5j0lhvna6l1mcc03zgw-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-726ae161: building rpbhyh5j0gamj5j0lhvna6l1mcc03zgw-check-flake-inputs.drv