this derivation will be built:
  /nix/store/cpn24vwj685g7izq4k0mjyzj571br2lg-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/cpn24vwj685g7izq4k0mjyzj571br2lg-bcachefs-module-7.0.0-39-generic.drv'...