this derivation will be built:
  /nix/store/malvl4yw7cf2shgvpa3sr3d78v54nqjw-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/malvl4yw7cf2shgvpa3sr3d78v54nqjw-bcachefs-module-7.0.0-38-generic.drv'...