this derivation will be built: /nix/store/7nxyaz76plhmiqdxw9qnrgsrlbj4kpfk-bcachefs-module-7.0.0-28-generic.drv building '/nix/store/7nxyaz76plhmiqdxw9qnrgsrlbj4kpfk-bcachefs-module-7.0.0-28-generic.drv'...