Sprinkle beef evenly with 1 teaspoon salt.
Stir together remaining 1 teaspoon salt, garlic, and next 7 ingredients. Pour half of mixture into a 5 1/2-quart slow cooker. Place beef in slow cooker, and pour remaining mixture over beef.
Cover and cook on HIGH 7 hours.
Shred beef in slow cooker with two forks. Serve in rolls or buns with dill pickle slices.