this derivation will be built:
  /nix/store/9jqh2k6l8ycnryir01p1qj66b4p39kxj-bcachefs-module-7.0.0-14-generic.drv
building '/nix/store/9jqh2k6l8ycnryir01p1qj66b4p39kxj-bcachefs-module-7.0.0-14-generic.drv'...