this derivation will be built:
  /nix/store/vi2siahg7w38lz9zy9i3b1gjhjir5wv8-bcachefs-module-7.0.0-14-generic.drv
building '/nix/store/vi2siahg7w38lz9zy9i3b1gjhjir5wv8-bcachefs-module-7.0.0-14-generic.drv'...