Describe the bug

If you apply the CRC32 corrupter on a jar, classes appear invisible in Recaf.

To Reproduce

Steps to reproduce the behavior:

1. Obfuscate a jar with the CRC32 corrupter.
2. Open the jar in Recaf.
3. You can observe that the classes are invisible.

Screenshots

See Radon obfuscator on how the CRC32 corrupter works.