these 2 derivations will be built:
  /nix/store/5nrdfc0dxm2lnwinma386zvk4npg2sln-flake-inputs.drv
  /nix/store/id55d1b0dvyrc833iy2lz6w90jrc5nij-check-flake-inputs.drv
building '/nix/store/5nrdfc0dxm2lnwinma386zvk4npg2sln-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/5nrdfc0dxm2lnwinma386zvk4npg2sln-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-cb8e95dc: building 5nrdfc0dxm2lnwinma386zvk4npg2sln-flake-inputs.drv
building '/nix/store/id55d1b0dvyrc833iy2lz6w90jrc5nij-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/id55d1b0dvyrc833iy2lz6w90jrc5nij-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-cb8e95dc: building id55d1b0dvyrc833iy2lz6w90jrc5nij-check-flake-inputs.drv