this derivation will be built:
  /nix/store/7v85qncd3hb9v54nb2m211c4nnl3vjnb-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/7v85qncd3hb9v54nb2m211c4nnl3vjnb-bcachefs-module-7.0.0-28-generic.drv'...