game crashed with out of memory listed as the problem.

Put the summary of the bug you're having here

---- Minecraft Crash Report ----
// Why is it breaking :(

Time: 6/14/13 11:09 AM
Description: Exception ticking world entities

java.lang.ArrayIndexOutOfBoundsException: -7
	at b.a(SourceFile:330)
	at b.a(SourceFile:317)
	at abp.h(SourceFile:1239)
	at jo.h(SourceFile:370)
	at net.minecraft.server.MinecraftServer.t(SourceFile:470)
	at net.minecraft.server.MinecraftServer.s(SourceFile:405)
	at bjw.s(SourceFile:125)
	at net.minecraft.server.MinecraftServer.run(SourceFile:339)
	at he.run(SourceFile:582)


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

-- Head --
Stacktrace:
	at b.a(SourceFile:330)
	at b.a(SourceFile:317)
	at abp.h(SourceFile:1239)
	at jo.h(SourceFile:370)

-- Affected level --
Details:
	Level name: Doctor P.
	All players: 1 total; [jr['sherrygk'/833026, l='Doctor P.', x=-362.85, y=66.00, z=1219.37]]
	Chunk stats: ServerChunkCache: 1067 Drop: 0
	Level seed: 1214878349
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: 
	Level spawn location: World: (232,64,-76), Chunk: (at 8,4,4 in 14,-5; contains blocks 224,0,-80 to 239,255,-65), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
	Level time: 2941706 game time, 3774734 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 2589 (now: false), thunder time: 92124 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Stacktrace:
	at net.minecraft.server.MinecraftServer.t(SourceFile:470)
	at net.minecraft.server.MinecraftServer.s(SourceFile:405)
	at bjw.s(SourceFile:125)
	at net.minecraft.server.MinecraftServer.run(SourceFile:339)
	at he.run(SourceFile:582)

-- System Details --
Details:
	Minecraft Version: 13w24b
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.6.0_24, Sun Microsystems Inc.
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Sun Microsystems Inc.
	Memory: 122651200 bytes (116 MB) / 954466304 bytes (910 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 1 total; -Xmx1G
	AABB Pool Size: 8587 (480872 bytes; 0 MB) allocated, 583 (32648 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 1, tallocated: 63
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 1769 (99064 bytes; 0 MB) allocated, 98 (5488 bytes; 0 MB) used
	Player Count: 1 / 8; [jr['sherrygk'/833026, l='Doctor P.', x=-362.85, y=66.00, z=1219.37]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.

What I expected to happen was...:
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What actually happened was...:
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Steps to Reproduce:
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