Steps to reproduce:
1. Open user attached project
2. Build the game with managed stripping level enabled

Expected result: the game builds with Managed Stripping Level
Actual result: build fails with the following

Invoking UnityLinker with arguments: -out="D:\bosh\bosh\Temp\StagingArea\Data\Managed\tempStrip" -x="C:\Program Files\Unity\Hub\Editor\2018.3.0f2\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Core.xml"
...
C:\Program Files\Unity\Hub\Editor\2018.3.0f2\Editor\Data\il2cpp\build/UnityLinker.exe exited after 263 ms.
Failed running C:\Program Files\Unity\Hub\Editor\2018.3.0f2\Editor\Data\il2cpp\build/UnityLinker.exe -out="D:\bosh\bosh\Temp\StagingArea\Data\Managed\tempStrip" -x="C:\Program Files\Unity\Hub\Editor\2018.3.0f2\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Core.xml"
...
stdout:
Unknown arguments :
--include-directory=D:\bosh\bosh\Temp\StagingArea\Data\Managed
stderr: