Minecraft crashes just when it starts

Game crashes upon startup. Have just updated GeForce driver as a possible bug fix but game crashed again. The following is from the launcher log.

[16:35:17 ERROR]: Game ended with bad state (exit code 255)
[16:35:17 INFO]: Ignoring visibility rule and showing launcher due to a game crash
[16:35:17 INFO]: Deleting C:\Users\Jacob\AppData\Roaming\.minecraft\versions\1.8.3\1.8.3-natives-543296676734211
[16:35:17 WARN]: Couldn't delete C:\Users\Jacob\AppData\Roaming\.minecraft\versions\1.8.3\1.8.3-natives-543296676734211 - scheduling for deletion upon exit