these 2 derivations will be built:
  /nix/store/46fv2zz3mgadiqh5crgrx1srn74g2h4f-flake-inputs.drv
  /nix/store/rqixhy29glycr74125mq8za4fvq76rr8-check-flake-inputs.drv
building '/nix/store/46fv2zz3mgadiqh5crgrx1srn74g2h4f-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/46fv2zz3mgadiqh5crgrx1srn74g2h4f-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-726ae161: building 46fv2zz3mgadiqh5crgrx1srn74g2h4f-flake-inputs.drv
building '/nix/store/rqixhy29glycr74125mq8za4fvq76rr8-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/rqixhy29glycr74125mq8za4fvq76rr8-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-726ae161: building rqixhy29glycr74125mq8za4fvq76rr8-check-flake-inputs.drv