Can't Play

Confirmed and vote up. Reproducible if you delete or move your .minecraft folder, initialize minecraftdev.exe download the snapshot and this happens.

same here. comfirmed.
Launching game
Launching!
Running: "C:\Program Files\Java\jre7\bin\java" -Xmx2G -Djava.library.path=C:\Users\GeneWeaver\AppData\Roaming\.minecraft\versions\13w16a\13w16a-natives -cp C:\Users\GeneWeaver\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\4.4\jopt-simple-4.4.jar;C:\Users\GeneWeaver\AppData\Roaming\.minecraft\libraries\com\paulscode\codecjorbis\20101023\codecjorbis-20101023.jar;C:\Users\GeneWeaver\AppData\Roaming\.minecraft\libraries\com\paulscode\codecwav\20101023\codecwav-20101023.jar;C:\Users\GeneWeaver\AppData\Roaming\.minecraft\libraries\com\paulscode\libraryjavasound\20101123\libraryjavasound-20101123.jar;C:\Users\GeneWeaver\AppData\Roaming\.minecraft\libraries\com\paulscode\librarylwjglopenal\20100824\librarylwjglopenal-20100824.jar;C:\Users\GeneWeaver\AppData\Roaming\.minecraft\libraries\com\paulscode\soundsystem\20120107\soundsystem-20120107.jar;C:\Users\GeneWeaver\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl\2.8.5\lwjgl-2.8.5.jar;C:\Users\GeneWeaver\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl_util\2.8.5\lwjgl_util-2.8.5.jar;C:\Users\GeneWeaver\AppData\Roaming\.minecraft\libraries\argo\argo\2.25_fixed\argo-2.25_fixed.jar;C:\Users\GeneWeaver\AppData\Roaming\.minecraft\libraries\org\bouncycastle\bcprov-jdk15on\1.47\bcprov-jdk15on-1.47.jar;C:\Users\GeneWeaver\AppData\Roaming\.minecraft\libraries\com\google\guava\guava\14.0\guava-14.0.jar;C:\Users\GeneWeaver\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-lang3\3.1\commons-lang3-3.1.jar;C:\Users\GeneWeaver\AppData\Roaming\.minecraft\libraries\commons-io\commons-io\2.4\commons-io-2.4.jar;C:\Users\GeneWeaver\AppData\Roaming\.minecraft\libraries\net\java\jinput\jinput\2.0.5\jinput-2.0.5.jar;C:\Users\GeneWeaver\AppData\Roaming\.minecraft\libraries\net\java\jutils\jutils\1.0.0\jutils-1.0.0.jar;C:\Users\GeneWeaver\AppData\Roaming\.minecraft\versions\13w16a\13w16a.jar net.minecraft.client.main.Main --username geneweaver --session c6b23b57ffba0b66234c7fb189f8780ee4817ca0

YOU CAN CLOSE THIS LAUNCHER IF THE GAME STARTED OK ----

YOU CAN CLOSE THIS LAUNCHER IF THE GAME STARTED OK ----

YOU CAN CLOSE THIS LAUNCHER IF THE GAME STARTED OK ----

(We'll do this automatically later ;D) ----
Client> Error occurred during initialization of VM
Client> Could not reserve enough space for object heap
Client> Error: Could not create the Java Virtual Machine.
Client> Error: A fatal exception has occurred. Program will exit.

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thank you : )