this derivation will be built:
  /nix/store/z8478vgxhaf7ak50fjacpvhfg22d56mg-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/z8478vgxhaf7ak50fjacpvhfg22d56mg-bcachefs-module-7.0.0-31-generic.drv'...