this derivation will be built:
  /nix/store/f7f3lmhaq0mh68pn78bccqnvqkjylh2m-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/f7f3lmhaq0mh68pn78bccqnvqkjylh2m-bcachefs-module-7.0.0-31-generic.drv'...