Hopper: java.lang.OutOfMemoryError: Java heap space

This is an automatically generated report based from the following crash: http://hopper.minecraft.net/crashes/minecraft/MCX-196485/

Crash:

java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space

The following is the first clean report made public about this crash:

---- Minecraft Crash Report ----
// I blame Dinnerbone.

Time: 20/09/13 15:01
Description: Ticking entity

java.lang.OutOfMemoryError: Java heap space
	at java.util.Arrays.copyOf(Unknown Source)
	at java.util.ArrayList.grow(Unknown Source)
	at java.util.ArrayList.ensureCapacityInternal(Unknown Source)
	at java.util.ArrayList.add(Unknown Source)
	at avx.a(SourceFile:28)
	at ade.a(SourceFile:771)
	at ade.a(SourceFile:680)
	at ade.a(SourceFile:1573)
	at acz.a(SourceFile:115)
	at kn.a(SourceFile:661)
	at ade.a(SourceFile:1549)
	at ud.f(SourceFile:85)
	at ud.h(SourceFile:75)
	at ade.a(SourceFile:1345)
	at kn.a(SourceFile:472)
	at ade.g(SourceFile:1323)
	at ade.h(SourceFile:1230)
	at kn.h(SourceFile:357)
	at net.minecraft.server.MinecraftServer.u(SourceFile:469)
	at net.minecraft.server.MinecraftServer.t(SourceFile:404)
	at bot.t(SourceFile:124)
	at net.minecraft.server.MinecraftServer.run(SourceFile:338)
	at jc.run(SourceFile:581)


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

-- Head --
Stacktrace:
	at java.util.Arrays.copyOf(Unknown Source)
	at java.util.ArrayList.grow(Unknown Source)
	at java.util.ArrayList.ensureCapacityInternal(Unknown Source)
	at java.util.ArrayList.add(Unknown Source)
	at avx.a(SourceFile:28)
	at ade.a(SourceFile:771)
	at ade.a(SourceFile:680)
	at ade.a(SourceFile:1573)
	at acz.a(SourceFile:115)
	at kn.a(SourceFile:661)
	at ade.a(SourceFile:1549)
	at ud.f(SourceFile:85)
	at ud.h(SourceFile:75)
	at ade.a(SourceFile:1345)
	at kn.a(SourceFile:472)
	at ade.g(SourceFile:1323)

-- Entity being ticked --
Details:
	Entity Type: PrimedTnt (ud)
	Entity ID: 17628
	Entity Name: Block of TNT
	Entity's Exact location: 204.92, 123.07, 435.51
	Entity's Block location: World: (204,123,435), Chunk: (at 12,7,3 in 12,27; contains blocks 192,0,432 to 207,255,447), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Entity's Momentum: -0.96, -0.77, 0.00
Stacktrace:
	at ade.h(SourceFile:1230)
	at kn.h(SourceFile:357)

-- Affected level --
Details:
	Level name: New World
	All players: 1 total; [kq['xorches'/233, l='New World', x=279.76, y=133.92, z=371.35]]
	Chunk stats: ServerChunkCache: 790 Drop: 0
	Level seed: 2331634839910167635
	Level generator: ID 03 - amplified, ver 0. Features enabled: true
	Level generator options: 
	Level spawn location: World: (167,64,258), Chunk: (at 7,4,2 in 10,16; contains blocks 160,0,256 to 175,255,271), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 5035 game time, 5035 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 13403 (now: false), thunder time: 131787 (now: false)
	Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true
Stacktrace:
	at net.minecraft.server.MinecraftServer.u(SourceFile:469)
	at net.minecraft.server.MinecraftServer.t(SourceFile:404)
	at bot.t(SourceFile:124)
	at net.minecraft.server.MinecraftServer.run(SourceFile:338)
	at jc.run(SourceFile:581)

-- System Details --
Details:
	Minecraft Version: 13w38b
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0_25, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 129217992 bytes (123 MB) / 954466304 bytes (910 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
	AABB Pool Size: 56511 (3164616 bytes; 3 MB) allocated, 13307 (745192 bytes; 0 MB) used
	IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 13845150 (775328400 bytes; 739 MB) allocated, 13845150 (775328400 bytes; 739 MB) used
	Player Count: 1 / 8; [kq['xorches'/233, l='New World', x=279.76, y=133.92, z=371.35]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.

You can see this full report at http://hopper.minecraft.net/crashes/minecraft/MCX-196485/12593213/