this derivation will be built: /nix/store/nzhpx0s0wimsbj7xn7n0kn4wgdqnnwzz-bcachefs-module-7.0.0-28-generic.drv building '/nix/store/nzhpx0s0wimsbj7xn7n0kn4wgdqnnwzz-bcachefs-module-7.0.0-28-generic.drv'...