this derivation will be built:
  /nix/store/knwaprh91nllf63wkgy56v1niwvbx0hf-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/knwaprh91nllf63wkgy56v1niwvbx0hf-bcachefs-module-7.0.0-30-generic.drv'...