Put the summary of the bug you're having here

What I expected to happen was...:
The Minecraft Launcher to open Minecraft.

What actually happened was...:
Minecraft opened for a few seconds and disappeared. The Deployment Counsel stated:
Getting syncinfo for selected version
Queueing library & version downloads
Download job 'Version & Libraries' started (8 threads, 19 files)
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/com/paulscode/librarylwjglopenal/20100824/librarylwjglopenal-20100824.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/com/paulscode/soundsystem/20120107/soundsystem-20120107.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/argo/argo/2.25_fixed/argo-2.25_fixed.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/com/google/guava/guava/14.0/guava-14.0.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/com/paulscode/libraryjavasound/20101123/libraryjavasound-20101123.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/net/java/jinput/jinput-platform/2.0.5/jinput-platform-2.0.5-natives-osx.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/org/lwjgl/lwjgl/lwjgl_util/2.9.0/lwjgl_util-2.9.0.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/com/paulscode/codecwav/20101023/codecwav-20101023.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/net/java/jinput/jinput/2.0.5/jinput-2.0.5.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/org/apache/commons/commons-lang3/3.1/commons-lang3-3.1.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/org/bouncycastle/bcprov-jdk15on/1.47/bcprov-jdk15on-1.47.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/com/google/code/gson/gson/2.2.2/gson-2.2.2.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/net/java/jutils/jutils/1.0.0/jutils-1.0.0.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/net/sf/jopt-simple/jopt-simple/4.5/jopt-simple-4.5.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/commons-io/commons-io/2.4/commons-io-2.4.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/com/paulscode/codecjorbis/20101023/codecjorbis-20101023.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/org/lwjgl/lwjgl/lwjgl-platform/2.9.0/lwjgl-platform-2.9.0-natives-osx.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/libraries/org/lwjgl/lwjgl/lwjgl/2.9.0/lwjgl-2.9.0.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /Users/Malcolm/Library/Application Support/minecraft/versions/1.6.2/1.6.2.jar for job 'Version & Libraries': Used own copy as it matched etag
Job 'Version & Libraries' finished successfully
Launching game
Unpacking natives to /Users/Malcolm/Library/Application Support/minecraft/versions/1.6.2/1.6.2-natives-1373284106068740000
Launching in /Users/Malcolm/Library/Application Support/minecraft
Running: /System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home/bin/java -Xdock:icon=assets/icons/minecraft.icns -Xdock:name=Minecraft -Xmx1G "-Djava.library.path=/Users/Malcolm/Library/Application Support/minecraft/versions/1.6.2/1.6.2-natives-1373284106068740000" -cp "/Users/Malcolm/Library/Application Support/minecraft/libraries/net/sf/jopt-simple/jopt-simple/4.5/jopt-simple-4.5.jar:/Users/Malcolm/Library/Application Support/minecraft/libraries/com/paulscode/codecjorbis/20101023/codecjorbis-20101023.jar:/Users/Malcolm/Library/Application Support/minecraft/libraries/com/paulscode/codecwav/20101023/codecwav-20101023.jar:/Users/Malcolm/Library/Application Support/minecraft/libraries/com/paulscode/libraryjavasound/20101123/libraryjavasound-20101123.jar:/Users/Malcolm/Library/Application Support/minecraft/libraries/com/paulscode/librarylwjglopenal/20100824/librarylwjglopenal-20100824.jar:/Users/Malcolm/Library/Application Support/minecraft/libraries/com/paulscode/soundsystem/20120107/soundsystem-20120107.jar:/Users/Malcolm/Library/Application Support/minecraft/libraries/org/lwjgl/lwjgl/lwjgl/2.9.0/lwjgl-2.9.0.jar:/Users/Malcolm/Library/Application Support/minecraft/libraries/org/lwjgl/lwjgl/lwjgl_util/2.9.0/lwjgl_util-2.9.0.jar:/Users/Malcolm/Library/Application Support/minecraft/libraries/argo/argo/2.25_fixed/argo-2.25_fixed.jar:/Users/Malcolm/Library/Application Support/minecraft/libraries/org/bouncycastle/bcprov-jdk15on/1.47/bcprov-jdk15on-1.47.jar:/Users/Malcolm/Library/Application Support/minecraft/libraries/com/google/guava/guava/14.0/guava-14.0.jar:/Users/Malcolm/Library/Application Support/minecraft/libraries/org/apache/commons/commons-lang3/3.1/commons-lang3-3.1.jar:/Users/Malcolm/Library/Application Support/minecraft/libraries/commons-io/commons-io/2.4/commons-io-2.4.jar:/Users/Malcolm/Library/Application Support/minecraft/libraries/net/java/jinput/jinput/2.0.5/jinput-2.0.5.jar:/Users/Malcolm/Library/Application Support/minecraft/libraries/net/java/jutils/jutils/1.0.0/jutils-1.0.0.jar:/Users/Malcolm/Library/Application Support/minecraft/libraries/com/google/code/gson/gson/2.2.2/gson-2.2.2.jar:/Users/Malcolm/Library/Application Support/minecraft/versions/1.6.2/1.6.2.jar" net.minecraft.client.main.Main --workDir "/Users/Malcolm/Library/Application Support/minecraft"
---- 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> Exception in thread "main" joptsimple.MissingRequiredOptionException: Missing required option(s) ['version']
Client> at joptsimple.OptionParser.ensureRequiredOptions(OptionParser.java:447)
Client> at joptsimple.OptionParser.parse(OptionParser.java:437)
Client> at net.minecraft.client.main.Main.main(SourceFile:44)
Game ended with bad state (exit code 1)
Deleting /Users/Malcolm/Library/Application Support/minecraft/versions/1.6.2/1.6.2-natives-1373284106068740000

Steps to Reproduce:
1. Open Minecraft launcher
2. Select Release 1.6.2
3. In play game, click play
4. Waited for a few seconds
5. Minecraft (Crafting bench in the dock) pops out
6. Disappears