this derivation will be built:
  /nix/store/br8r81mlwwrkwl2ps3nx8dxdi4dmcm41-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/br8r81mlwwrkwl2ps3nx8dxdi4dmcm41-bcachefs-module-7.0.0-34-generic.drv'...