unsupported version: 11 / corrupt deflate stream

[ghostlyghastly]

Extracting from the pak of "Barely Racing" (steam app id 1351480) fails:

$ ./u4pak.exe info BarelyRacing-WindowsNoEditor.pak
Pak Version: 11
Mount Point: ../../../

                     Count        Size       Uncompr.
-----------------------------------------------------
Files:               18400  3075762921  8203787405960
Uncompr.:             6734   105140322
ZLIB Compr.:         10603  2947616005  6869246990365
Bias Speed Compr.:       0           0              0
Bias Memory Compr.:      0           0              0
Unknown Compr.:       1063    23006594  1334435275273
Encrypted:               0           0              0

$ ./u4pak.exe check BarelyRacing-WindowsNoEditor.pak
unsupported version: 11

 $ ./u4pak.exe unpack BarelyRacing-WindowsNoEditor.pak
Engine/GlobalShaderCache-PCD3D_SM5.bin: corrupt deflate stream

https://github.com/allcoolthingsatoneplace/UnrealPakTool seems to be able to extract at first, but nearly all files have 0 size.

$ ./UnrealPak.exe BarelyRacing-WindowsNoEditor.pak -Info
LogInit: Display: Loading text-based GConfig....
LogPaths: Warning: No paths for game localization data were specifed in the game configuration.
LogInit: Warning: No paths for engine localization data were specifed in the engine configuration.
LogPakFile: Display: Using command line for crypto configuration
LogPakFile: Display: Pak File: ../../../Extract/Unreal/UnrealPakTool/BarelyRacing-WindowsNoEditor.pak
LogPakFile: Display:     Version: 11
LogPakFile: Display:     IndexOffset: 1273939168
LogPakFile: Display:     IndexSize: 358278
LogPakFile: Display:     IndexHash: 446B374E63E40C781BDED78185C2EFFDDF7483D0
LogPakFile: Display:     bEncryptedIndex: 0
LogPakFile: Display:     EncryptionKeyGuid: 00000000000000000000000000000000
LogPakFile: Display:     CompressionMethods:
LogPakFile: Display:         None
LogPakFile: Display:         Oodle
LogPakFile: Display:         Zlib
LogPakFile: Display: Unreal pak executed in 0.005601 seconds