this derivation will be built: /nix/store/w6an4lc51ygp9slfb8rcyhg63jhlrk1z-bcachefs-module-7.0.0-38-generic.drv building '/nix/store/w6an4lc51ygp9slfb8rcyhg63jhlrk1z-bcachefs-module-7.0.0-38-generic.drv'...