this derivation will be built:
  /nix/store/n4jmlzbn1bk9z63dblkl9fvqsqa5xvd2-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/n4jmlzbn1bk9z63dblkl9fvqsqa5xvd2-bcachefs-module-7.0.0-31-generic.drv'...