this derivation will be built:
  /nix/store/3d2a29rhs8bsiwfr79vrqs57ffb8zk9b-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/3d2a29rhs8bsiwfr79vrqs57ffb8zk9b-bcachefs-module-7.0.0-34-generic.drv'...