---- Minecraft Crash Report ----
// Sorry :(

Time: 2/6/14 7:53 PM
Description: Exception in server tick loop

java.lang.OutOfMemoryError: Java heap space
	at java.util.HashMap.<init>(Unknown Source)
	at dg.<init>(SourceFile:14)
	at du.a(SourceFile:76)
	at dp.a(SourceFile:34)
	at dg.a(SourceFile:329)
	at dg.a(SourceFile:37)
	at dp.a(SourceFile:35)
	at dg.a(SourceFile:329)
	at dg.a(SourceFile:37)
	at dg.a(SourceFile:329)
	at dg.a(SourceFile:37)
	at dr.a(SourceFile:107)
	at dr.a(SourceFile:78)
	at apb.a(SourceFile:60)
	at ml.f(SourceFile:119)
	at ml.c(SourceFile:72)
	at mk.<init>(SourceFile:36)
	at mj.a(SourceFile:217)
	at mj.a(SourceFile:254)
	at lg.a(SourceFile:155)
	at lg.c(SourceFile:206)
	at lg.a(SourceFile:100)
	at ng.c(SourceFile:87)
	at ng.a(SourceFile:52)
	at ef.a(SourceFile:166)
	at mv.c(SourceFile:134)
	at net.minecraft.server.MinecraftServer.u(SourceFile:528)
	at net.minecraft.server.MinecraftServer.t(SourceFile:440)
	at btk.t(SourceFile:117)
	at net.minecraft.server.MinecraftServer.run(SourceFile:357)
	at lb.run(SourceFile:616)


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

-- System Details --
Details:
	Minecraft Version: 1.7.4
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0_01, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 298033160 bytes (284 MB) / 932904960 bytes (889 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
	AABB Pool Size: 9394 (526064 bytes; 0 MB) allocated, 9394 (526064 bytes; 0 MB) used
	IntCache: cache: 7, tcache: 0, allocated: 13, tallocated: 95
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 966 (54096 bytes; 0 MB) allocated, 966 (54096 bytes; 0 MB) used
	Player Count: 1 / 8; [mp['Kernalklink412'/37117, l='1', x=243.51, y=70.00, z=-942.51]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.