this derivation will be built:
  /nix/store/862nlvzn80ch8kps87v9l7v1h656zfgh-bcachefs-module-7.0.0-14-generic.drv
building '/nix/store/862nlvzn80ch8kps87v9l7v1h656zfgh-bcachefs-module-7.0.0-14-generic.drv'...