this derivation will be built: /nix/store/y65nnji0yqf2z4a1qh3al423yg2m0ga2-bcachefs-module-7.0.0-31-generic.drv building '/nix/store/y65nnji0yqf2z4a1qh3al423yg2m0ga2-bcachefs-module-7.0.0-31-generic.drv'...