Server crashes - OneSync infinity

Server Artifact Version: “FXServer-master v1.0.0.3184 linux”
Operating System: Ubuntu 18.04.4 LTS (GNU/Linux 4.15.0-123-generic x86_64)
Error screenshot:

Crash files (if any): 3c1fae0d-e1ee-4d89-fb6855b9-e8d81ef9.dmp (3.1 MB)
Server config:
runtime:
enable onesync infinity from txAdmin with this additional arguments
+set onesync_population false +set sv_enforceGameBuild 2060 +set onesync_enabled on
server.cfg:
set onesync_forceMigration 1
set onesync_workaround763185 1
setr voice_use3dAudio true
setr voice_useSendingRangeOnly true

Describe your issue: When my server reach over 160 players, there is a chance to server crash
and i dont see any error in console
image

What have you tried? i just tried to optimize server network and cpu usage but i dont know what should i do to fix this problem