this derivation will be built: /nix/store/gapbnkggm0092j9naymq8idirry9fdb6-bcachefs-module-7.0.0-31-generic.drv building '/nix/store/gapbnkggm0092j9naymq8idirry9fdb6-bcachefs-module-7.0.0-31-generic.drv'...