this derivation will be built:
  /nix/store/87apz7izdnz5zaj1hxgb4bp5lhwvv93g-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/87apz7izdnz5zaj1hxgb4bp5lhwvv93g-bcachefs-module-7.0.0-38-generic.drv'...