this derivation will be built:
  /nix/store/k86fs7rwb65hxfkya3kbcys6mr23g55g-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/k86fs7rwb65hxfkya3kbcys6mr23g55g-bcachefs-module-7.0.0-38-generic.drv'...