this derivation will be built:
  /nix/store/xcj7w5f71qjigfwcn1212qzckbghk7ac-bcachefs-module-7.0.0-27-generic.drv
building '/nix/store/xcj7w5f71qjigfwcn1212qzckbghk7ac-bcachefs-module-7.0.0-27-generic.drv'...