this derivation will be built:
  /nix/store/6gmy3r0na5rq7hqafw7h3hfnrk33nm70-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/6gmy3r0na5rq7hqafw7h3hfnrk33nm70-bcachefs-module-7.0.0-39-generic.drv'...