Crash when removing multiple items from crates quickly

[07:36:39] [Server thread/ERROR] [net.minecraft.server.MinecraftServer]: Encountered an unexpected exception
net.minecraft.util.ReportedException: Ticking entity
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:773) ~[MinecraftServer.class:?]
	at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:397) ~[nz.class:?]
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:668) ~[MinecraftServer.class:?]
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:526) [MinecraftServer.class:?]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_212]
Caused by: java.util.ConcurrentModificationException
	at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:909) ~[?:1.8.0_212]
	at java.util.ArrayList$Itr.next(ArrayList.java:859) ~[?:1.8.0_212]
	at com.google.common.collect.Iterators$3.next(Iterators.java:174) ~[minecraft_server.1.12.2.jar:?]
	at net.minecraft.world.chunk.Chunk.func_177414_a(Chunk.java:898) ~[axw.class:?]
	at net.minecraft.world.World.func_175674_a(World.java:3023) ~[amu.class:?]
	at net.minecraft.world.World.func_72839_b(World.java:3006) ~[amu.class:?]
	at net.minecraft.world.World.func_184144_a(World.java:1366) ~[amu.class:?]
	at net.minecraft.entity.Entity.func_70091_d(Entity.java:721) ~[vg.class:?]
	at net.minecraft.entity.item.EntityItem.func_70071_h_(EntityItem.java:122) ~[acl.class:?]
	at net.minecraft.world.World.func_72866_a(World.java:1993) ~[amu.class:?]
	at net.minecraft.world.WorldServer.func_72866_a(WorldServer.java:832) ~[oo.class:?]
	at net.minecraft.world.World.func_72870_g(World.java:1955) ~[amu.class:?]
	at net.minecraft.world.World.func_72939_s(World.java:1759) ~[amu.class:?]
	at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:613) ~[oo.class:?]
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:767) ~[MinecraftServer.class:?]
	... 4 more
[07:36:39] [Server thread/ERROR] [net.minecraft.server.MinecraftServer]: This crash report has been saved to: /home/container/./crash-reports/crash-2020-01-23_07.36.39-server.txt
[07:36:39] [Server thread/INFO] [net.minecraft.server.MinecraftServer]: Stopping server
[07:36:39] [Server thread/INFO] [net.minecraft.server.MinecraftServer]: Saving players
[07:36:39] [Server thread/INFO] [net.minecraft.server.MinecraftServer]: Saving worlds