this derivation will be built:
  /nix/store/vkaic9q5ys8x3yr64nn9cji3wphpilg7-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/vkaic9q5ys8x3yr64nn9cji3wphpilg7-bcachefs-module-7.0.0-29-generic.drv'...