these 2 derivations will be built:
  /nix/store/sl4f3ji6slcn3mi90s3dgmq9fw17shp6-flake-inputs.drv
  /nix/store/yv8whxcl4dhiagl7wz92xd5wa8law7ia-check-flake-inputs.drv
building '/nix/store/sl4f3ji6slcn3mi90s3dgmq9fw17shp6-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/sl4f3ji6slcn3mi90s3dgmq9fw17shp6-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-2c14001d: building sl4f3ji6slcn3mi90s3dgmq9fw17shp6-flake-inputs.drv
building '/nix/store/yv8whxcl4dhiagl7wz92xd5wa8law7ia-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/yv8whxcl4dhiagl7wz92xd5wa8law7ia-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-2c14001d: building yv8whxcl4dhiagl7wz92xd5wa8law7ia-check-flake-inputs.drv