these 2 derivations will be built:
  /nix/store/6qqa9hrj08dpzf70s3jpr1xc3inhv7j6-flake-inputs.drv
  /nix/store/1wb441ypbd6175wkbhhdjp1dj8zljp38-check-flake-inputs.drv
building '/nix/store/6qqa9hrj08dpzf70s3jpr1xc3inhv7j6-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/6qqa9hrj08dpzf70s3jpr1xc3inhv7j6-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-9a50e053: building 6qqa9hrj08dpzf70s3jpr1xc3inhv7j6-flake-inputs.drv
building '/nix/store/1wb441ypbd6175wkbhhdjp1dj8zljp38-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/1wb441ypbd6175wkbhhdjp1dj8zljp38-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-9a50e053: building 1wb441ypbd6175wkbhhdjp1dj8zljp38-check-flake-inputs.drv