this derivation will be built: /nix/store/f9ndvpi94scnfb9632g7inrnhi5am5m4-bcachefs-module-7.0.0-28-generic.drv building '/nix/store/f9ndvpi94scnfb9632g7inrnhi5am5m4-bcachefs-module-7.0.0-28-generic.drv'...