Game crashes when an iron golem with the attack damage attribute set to 0.5d

Description: Ticking entity

java.lang.IllegalArgumentException: bound must be positive
	at java.util.Random.nextInt(Unknown Source)
	at axb.B(SourceFile:163)
	at ata.a(SourceFile:138)
	at ata.e(SourceFile:130)
	at aug.e(SourceFile:55)
	at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(Unknown Source)
	at java.util.stream.ReferencePipeline$2$1.accept(Unknown Source)
	at java.util.Iterator.forEachRemaining(Unknown Source)
	at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Unknown Source)
	at java.util.stream.AbstractPipeline.copyInto(Unknown Source)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(Unknown Source)
	at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(Unknown Source)
	at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(Unknown Source)
	at java.util.stream.AbstractPipeline.evaluate(Unknown Source)
	at java.util.stream.ReferencePipeline.forEach(Unknown Source)
	at ass.a(SourceFile:82)
	at anp.dD(SourceFile:710)
	at ano.l(SourceFile:2374)
	at anp.l(SourceFile:521)
	at axb.l(SourceFile:111)
	at ano.h(SourceFile:2216)
	at anp.h(SourceFile:326)
	at yl.a(SourceFile:592)
	at bof.a(SourceFile:577)
	at yl.a(SourceFile:407)
	at net.minecraft.server.MinecraftServer.b(SourceFile:852)
	at net.minecraft.server.MinecraftServer.a(SourceFile:791)
	at emb.a(SourceFile:128)
	at net.minecraft.server.MinecraftServer.run(SourceFile:650)
	at java.lang.Thread.run(Unknown Source)


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

-- Head --
Thread: Server thread
Stacktrace:
	at java.util.Random.nextInt(Unknown Source)
	at axb.B(SourceFile:163)
	at ata.a(SourceFile:138)
	at ata.e(SourceFile:130)
	at aug.e(SourceFile:55)
	at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(Unknown Source)
	at java.util.stream.ReferencePipeline$2$1.accept(Unknown Source)
	at java.util.Iterator.forEachRemaining(Unknown Source)
	at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Unknown Source)
	at java.util.stream.AbstractPipeline.copyInto(Unknown Source)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(Unknown Source)
	at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(Unknown Source)
	at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(Unknown Source)
	at java.util.stream.AbstractPipeline.evaluate(Unknown Source)
	at java.util.stream.ReferencePipeline.forEach(Unknown Source)
	at ass.a(SourceFile:82)
	at anp.dD(SourceFile:710)
	at ano.l(SourceFile:2374)
	at anp.l(SourceFile:521)
	at axb.l(SourceFile:111)
	at ano.h(SourceFile:2216)
	at anp.h(SourceFile:326)
	at yl.a(SourceFile:592)

-- Entity being ticked --
Details:
	Entity Type: minecraft:iron_golem (axb)
	Entity ID: 123
	Entity Name: Iron Golem
	Entity's Exact location: 20.66, 4.00, -4.40
	Entity's Block location: World: (20,4,-5), Chunk: (at 4,0,11 in 1,-1; contains blocks 16,0,-16 to 31,255,-1), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
	Entity's Momentum: 0.02, -0.08, 0.07
	Entity's Passengers: []
	Entity's Vehicle: ~~ERROR~~ NullPointerException: null
Stacktrace:
	at bof.a(SourceFile:577)
	at yl.a(SourceFile:407)

-- Affected level --
Details:
	All players: 1 total; [ym['MobTron'/8, l='New World', x=19.86, y=4.75, z=-1.85]]
	Chunk stats: ServerChunkCache: 2209
	Level dimension: minecraft:overworld
	Level name: New World
	Level seed: 1160709618883399613
	Level generator: ID 01 - flat, ver 0. Features enabled: true
	Level generator options: NBT[{biome:"minecraft:the_void",layers:[{block:"minecraft:air",height:1}],structures:{decoration:{}}}]
	Level spawn location: World: (0,4,0), Chunk: (at 0,0,0 in 0,0; contains blocks 0,0,0 to 15,255,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 6903 game time, 6903 day time
	Known server brands: vanilla
	Level was modded: false
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 13880 (now: false), thunder time: 103112 (now: false)
	Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true
Stacktrace:
	at net.minecraft.server.MinecraftServer.b(SourceFile:852)
	at net.minecraft.server.MinecraftServer.a(SourceFile:791)
	at emb.a(SourceFile:128)
	at net.minecraft.server.MinecraftServer.run(SourceFile:650)
	at java.lang.Thread.run(Unknown Source)

-- System Details --
Details:
	Minecraft Version: 20w15a
	Minecraft Version ID: 20w15a
	Operating System: Windows 10 (amd64) version 10.0
	Java Version: 1.8.0_201, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 284542328 bytes (271 MB) / 590663680 bytes (563 MB) up to 1060372480 bytes (1011 MB)
	CPUs: 4
	JVM Flags: 6 total; -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump
	Player Count: 1 / 8; [ym['MobTron'/8, l='New World', x=19.86, y=4.75, z=-1.85]]
	Data Packs: vanilla
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.