this derivation will be built: /nix/store/2v9pi7y0a48i8qzlfz5cylp1cc3ypbqw-bcachefs-module-7.0.0-30-generic.drv building '/nix/store/2v9pi7y0a48i8qzlfz5cylp1cc3ypbqw-bcachefs-module-7.0.0-30-generic.drv'...