this derivation will be built:
  /nix/store/zvqsr0v7f8abv4vk28dr1a3849iv08sr-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/zvqsr0v7f8abv4vk28dr1a3849iv08sr-bcachefs-module-7.0.0-38-generic.drv'...