this derivation will be built:
  /nix/store/879z42qvhna7g9nsd747g72y9czl5qgx-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/879z42qvhna7g9nsd747g72y9czl5qgx-bcachefs-module-7.0.0-28-generic.drv'...