this derivation will be built:
  /nix/store/qpfg3qdgxwb22k1qb61zzkjmz66glhpd-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/qpfg3qdgxwb22k1qb61zzkjmz66glhpd-bcachefs-module-7.0.0-38-generic.drv'...