these 2 derivations will be built:
  /nix/store/39vyq7vc1y0y2z9z4jyrr189c354fsc9-flake-inputs.drv
  /nix/store/bcmn9cs0f01wj4lpkhwlizhi8xjd6wjs-check-flake-inputs.drv
building '/nix/store/39vyq7vc1y0y2z9z4jyrr189c354fsc9-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/39vyq7vc1y0y2z9z4jyrr189c354fsc9-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-d4166bdd: building 39vyq7vc1y0y2z9z4jyrr189c354fsc9-flake-inputs.drv
building '/nix/store/bcmn9cs0f01wj4lpkhwlizhi8xjd6wjs-check-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/bcmn9cs0f01wj4lpkhwlizhi8xjd6wjs-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-d4166bdd: building bcmn9cs0f01wj4lpkhwlizhi8xjd6wjs-check-flake-inputs.drv