Minecraft crashes when MC runs out of memory.

Put the summary of the bug you're having here

What I expected to happen was...:
Nothing at all...

What actually happened was...:
Whenever MC runs out of memory and I press multiplayer it crashes.

Steps to Reproduce:
1. Just play until it runs out of memory.
BTW The sprinting glitch still isn't fixed in multiplayer.

Here is the full error report.

---- Minecraft Crash Report ----
// This doesn't make any sense!

Time: 7/9/13 12:30 PM
Description: Updating screen events

java.lang.OutOfMemoryError: unable to create new native thread
	at java.lang.Thread.start0(Native Method)
	at java.lang.Thread.start(Unknown Source)
	at avk.A_(SourceFile:90)
	at awb.a(SourceFile:94)
	at ats.a(SourceFile:550)
	at blq.a(SourceFile:259)
	at awb.a(SourceFile:69)
	at blq.a(SourceFile:503)
	at awb.d(SourceFile:128)
	at awb.m(SourceFile:107)
	at ats.k(SourceFile:1158)
	at ats.S(SourceFile:663)
	at ats.d(SourceFile:619)
	at net.minecraft.client.main.Main.main(SourceFile:101)


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

-- Head --
Stacktrace:
	at java.lang.Thread.start0(Native Method)
	at java.lang.Thread.start(Unknown Source)
	at avk.A_(SourceFile:90)
	at awb.a(SourceFile:94)
	at ats.a(SourceFile:550)
	at blq.a(SourceFile:259)
	at awb.a(SourceFile:69)
	at blq.a(SourceFile:503)
	at awb.d(SourceFile:128)
	at awb.m(SourceFile:107)

-- Affected screen --
Details:
	Screen name: avk
Stacktrace:
	at ats.k(SourceFile:1158)
	at ats.S(SourceFile:663)
	at ats.d(SourceFile:619)
	at net.minecraft.client.main.Main.main(SourceFile:101)

-- System Details --
Details:
	Minecraft Version: 1.6.2
	Operating System: Windows 8 (x86) version 6.2
	Java Version: 1.7.0_21, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
	Memory: 989759008 bytes (943 MB) / 1037959168 bytes (989 MB) up to 1037959168 bytes (989 MB)
	JVM Flags: 3 total; -Xmx1G -Xmx1g -Xms1g
	AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 3, tallocated: 63
	Launched Version: 1.6.2
	LWJGL: 2.9.0
	OpenGL: Intel(R) HD Graphics 4000 GL version 4.0.0 - Build 9.17.10.2849, Intel
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Resource Pack: [1.6.1]Dokucraft TSC High.zip
	Current Language: English (UK)
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: ~~ERROR~~ NullPointerException: null