these 2 derivations will be built:
  /nix/store/fgxafbn6mrc6im3dznac6dfvk9wq0jc4-flake-inputs.drv
  /nix/store/gmln8gqq690xl6zg0cz28g3g7557cq18-check-flake-inputs.drv
building '/nix/store/fgxafbn6mrc6im3dznac6dfvk9wq0jc4-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/fgxafbn6mrc6im3dznac6dfvk9wq0jc4-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-9a50e053: building fgxafbn6mrc6im3dznac6dfvk9wq0jc4-flake-inputs.drv
building '/nix/store/gmln8gqq690xl6zg0cz28g3g7557cq18-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/gmln8gqq690xl6zg0cz28g3g7557cq18-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-9a50e053: building gmln8gqq690xl6zg0cz28g3g7557cq18-check-flake-inputs.drv