these 2 derivations will be built:
  /nix/store/15p77n215q9qam2489z15wfxm57p557j-flake-inputs.drv
  /nix/store/894w536x5ymwjbvlzd2g73xk8pg19bz9-check-flake-inputs.drv
building '/nix/store/15p77n215q9qam2489z15wfxm57p557j-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/15p77n215q9qam2489z15wfxm57p557j-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-9a50e053: building 15p77n215q9qam2489z15wfxm57p557j-flake-inputs.drv
building '/nix/store/894w536x5ymwjbvlzd2g73xk8pg19bz9-check-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/894w536x5ymwjbvlzd2g73xk8pg19bz9-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-9a50e053: building 894w536x5ymwjbvlzd2g73xk8pg19bz9-check-flake-inputs.drv