these 2 derivations will be built:
  /nix/store/g3ki2vqaiavpgqf3p670rwyrksl3f208-flake-inputs.drv
  /nix/store/1sx5f5c97npinql9ill4an966m8g3ifq-check-flake-inputs.drv
building '/nix/store/g3ki2vqaiavpgqf3p670rwyrksl3f208-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/g3ki2vqaiavpgqf3p670rwyrksl3f208-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-d4166bdd: building g3ki2vqaiavpgqf3p670rwyrksl3f208-flake-inputs.drv
building '/nix/store/1sx5f5c97npinql9ill4an966m8g3ifq-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/1sx5f5c97npinql9ill4an966m8g3ifq-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-d4166bdd: building 1sx5f5c97npinql9ill4an966m8g3ifq-check-flake-inputs.drv