---- Minecraft Crash Report ----
// I'm sorry, Dave.

Time: 7/25/18 8:37 PM
Description: Exception ticking world entities

java.lang.ArrayIndexOutOfBoundsException: -1
	at it.unimi.dsi.fastutil.objects.ObjectLinkedOpenHashSet.rehash(ObjectLinkedOpenHashSet.java:1180)
	at it.unimi.dsi.fastutil.objects.ObjectLinkedOpenHashSet.removeEntry(ObjectLinkedOpenHashSet.java:487)
	at it.unimi.dsi.fastutil.objects.ObjectLinkedOpenHashSet.rem(ObjectLinkedOpenHashSet.java:511)
	at it.unimi.dsi.fastutil.objects.AbstractObjectCollection.remove(AbstractObjectCollection.java:145)
	at it.unimi.dsi.fastutil.objects.AbstractObjectCollection.removeAll(AbstractObjectCollection.java:210)
	at axu.l(SourceFile:1068)
	at tc.l(SourceFile:493)
	at net.minecraft.server.MinecraftServer.b(SourceFile:736)
	at net.minecraft.server.MinecraftServer.a(SourceFile:661)
	at dfz.a(SourceFile:158)
	at net.minecraft.server.MinecraftServer.run(SourceFile:564)
	at java.lang.Thread.run(Thread.java:745)


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- Head --
Thread: Server thread
Stacktrace:
	at it.unimi.dsi.fastutil.objects.ObjectLinkedOpenHashSet.rehash(ObjectLinkedOpenHashSet.java:1180)
	at it.unimi.dsi.fastutil.objects.ObjectLinkedOpenHashSet.removeEntry(ObjectLinkedOpenHashSet.java:487)
	at it.unimi.dsi.fastutil.objects.ObjectLinkedOpenHashSet.rem(ObjectLinkedOpenHashSet.java:511)
	at it.unimi.dsi.fastutil.objects.AbstractObjectCollection.remove(AbstractObjectCollection.java:145)
	at it.unimi.dsi.fastutil.objects.AbstractObjectCollection.removeAll(AbstractObjectCollection.java:210)
	at axu.l(SourceFile:1068)
	at tc.l(SourceFile:493)

-- Affected level --
Details:
	Level name: 1.13 World?
	All players: 1 total; [te['Chris_is_crazy'/12059, l='1.13 World?', x=207.39, y=21.00, z=-320.85]]
	Chunk stats: ServerChunkCache: 496 Drop: 0
	Level seed: 6329014578913232958
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: {}
	Level spawn location: World: (176,70,-224), Chunk: (at 0,4,0 in 11,-14; contains blocks 176,0,-224 to 191,255,-209), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
	Level time: 595085 game time, 874003 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 139680 (now: false), thunder time: 24987 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: true
Stacktrace:
	at net.minecraft.server.MinecraftServer.b(SourceFile:736)
	at net.minecraft.server.MinecraftServer.a(SourceFile:661)
	at dfz.a(SourceFile:158)
	at net.minecraft.server.MinecraftServer.run(SourceFile:564)
	at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
	Minecraft Version: 18w30a
	Operating System: Windows 10 (amd64) version 10.0
	Java Version: 1.8.0_51, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 719288344 bytes (685 MB) / 1610612736 bytes (1536 MB) up to 2147483648 bytes (2048 MB)
	JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx2G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=16M
	Profiler Position: N/A (disabled)
	Player Count: 1 / 8; [te['Chris_is_crazy'/12059, l='1.13 World?', x=207.39, y=21.00, z=-320.85]]
	Data Packs: vanilla, file/platy (incompatible)
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.