this derivation will be built:
  /nix/store/21328zfq5vcjkhplach41c1b5ah9kkg5-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/21328zfq5vcjkhplach41c1b5ah9kkg5-bcachefs-module-7.0.0-39-generic.drv'...