this derivation will be built: /nix/store/8jlf4wky3c7g1ph3vs4v2jw09s5fg523-bcachefs-module-7.0.0-31-generic.drv building '/nix/store/8jlf4wky3c7g1ph3vs4v2jw09s5fg523-bcachefs-module-7.0.0-31-generic.drv'...