Package: file Version: 1:5.25-2 Severity: wishlist On your Android phone go to e.g., /data/data/com.google.android.gms/code_cache/secondary-dexes/ where there will be lots of big pkg.apk.classes-*.zip files.
file says they are Zip archive data, at least v2.0 to extract but doing zcat on them into a new file, and then running file reveals they are indeed Dalvik dex file version 035.