this derivation will be built:
  /nix/store/n3xd4kvs8gzsnryi6s52xjqdqrdsp8f2-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/n3xd4kvs8gzsnryi6s52xjqdqrdsp8f2-bcachefs-module-7.0.0-28-generic.drv'...