this derivation will be built:
  /nix/store/xxmk4i2gv90csm51cyskn3xkn5iwga72-bcachefs-module-7.0.0-14-generic.drv
building '/nix/store/xxmk4i2gv90csm51cyskn3xkn5iwga72-bcachefs-module-7.0.0-14-generic.drv'...