these 2 derivations will be built:
  /nix/store/vwsibzfr6j266wcalxjv4zzi3h4m6aha-flake-inputs.drv
  /nix/store/7az87lfz8sz9c1x5albsg6anqlc9rm7r-check-flake-inputs.drv
building '/nix/store/vwsibzfr6j266wcalxjv4zzi3h4m6aha-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/vwsibzfr6j266wcalxjv4zzi3h4m6aha-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-23d67df9: building vwsibzfr6j266wcalxjv4zzi3h4m6aha-flake-inputs.drv
building '/nix/store/7az87lfz8sz9c1x5albsg6anqlc9rm7r-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/7az87lfz8sz9c1x5albsg6anqlc9rm7r-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-23d67df9: building 7az87lfz8sz9c1x5albsg6anqlc9rm7r-check-flake-inputs.drv