May I suggest updating your depreciation table in that case? According to the depreciation plan, Plesk Obsidian 18.0.33 should be released in November which is now impossible.
Have you tried to install RarArchive as package name on the server if that exists? The error could be related to missing libraries. For example with GeoIP you have to install the Geo-Devel package and I believe for curl you need to install libcurl. I always try to install all *<name>* packages...