these 2 derivations will be built:
  /nix/store/56kb2ji9hxaaxdxzdk94l4x9q3l6whb1-flake-inputs.drv
  /nix/store/v7ixir8dwbdfh25fhxl64qfdp33wqz64-check-flake-inputs.drv
building '/nix/store/56kb2ji9hxaaxdxzdk94l4x9q3l6whb1-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/56kb2ji9hxaaxdxzdk94l4x9q3l6whb1-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-bdb1245a: building 56kb2ji9hxaaxdxzdk94l4x9q3l6whb1-flake-inputs.drv
building '/nix/store/v7ixir8dwbdfh25fhxl64qfdp33wqz64-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/v7ixir8dwbdfh25fhxl64qfdp33wqz64-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-bdb1245a: building v7ixir8dwbdfh25fhxl64qfdp33wqz64-check-flake-inputs.drv