this derivation will be built: /nix/store/6daa1kxjw6z6bn2zmg7kvnw20vywys0y-bcachefs-module-7.0.0-29-generic.drv building '/nix/store/6daa1kxjw6z6bn2zmg7kvnw20vywys0y-bcachefs-module-7.0.0-29-generic.drv'...