these 2 derivations will be built:
  /nix/store/n6r6bxs2r5vl2myxffsw93271lmp2rml-flake-inputs.drv
  /nix/store/ac5qlgnlfxn12b3ijygva04y94l3hqqj-check-flake-inputs.drv
building '/nix/store/n6r6bxs2r5vl2myxffsw93271lmp2rml-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/n6r6bxs2r5vl2myxffsw93271lmp2rml-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-a30baf54: building n6r6bxs2r5vl2myxffsw93271lmp2rml-flake-inputs.drv
building '/nix/store/ac5qlgnlfxn12b3ijygva04y94l3hqqj-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/ac5qlgnlfxn12b3ijygva04y94l3hqqj-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-a30baf54: building ac5qlgnlfxn12b3ijygva04y94l3hqqj-check-flake-inputs.drv