this derivation will be built:
  /nix/store/3jcykm4mwkblwh4kj6gvzvcqbayyrfs2-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/3jcykm4mwkblwh4kj6gvzvcqbayyrfs2-bcachefs-module-7.0.0-38-generic.drv'...