this derivation will be built: /nix/store/5k5wcz1fn8vi56yyw6rmyx07hzwg3bs0-bcachefs-module-7.0.0-38-generic.drv building '/nix/store/5k5wcz1fn8vi56yyw6rmyx07hzwg3bs0-bcachefs-module-7.0.0-38-generic.drv'...