this derivation will be built:
  /nix/store/r72j93jrijq3ixxw5iqny4m00shanrka-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/r72j93jrijq3ixxw5iqny4m00shanrka-bcachefs-module-7.0.0-39-generic.drv'...