TL;DR it seems that under IntelliJ 2024.1 EAP 5, the approach with saving the plugins alongside bundled plugins directory no longer works. ideprobe-provided plugins aren't loaded at all, crashing the test on socket connection attempt. The likely cause are the changes applied for IJPL-633.
https://github.com/VirtusLab/git-machete-intellij-plugin/issues/1820
TL;DR it seems that under IntelliJ 2024.1 EAP 5, the approach with saving the plugins alongside bundled plugins directory no longer works. ideprobe-provided plugins aren't loaded at all, crashing the test on socket connection attempt. The likely cause are the changes applied for IJPL-633.