this derivation will be built:
  /nix/store/7z65sinjn33fdxn42b6hhv2p1ab17j3g-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/7z65sinjn33fdxn42b6hhv2p1ab17j3g-bcachefs-module-7.0.0-38-generic.drv'...