heres the crash log
Completely ignored arguments: [--nativeLauncherVersion, 301] [20:21:00] [Client thread/INFO]: Setting user: Basar [20:21:02] [Client thread/WARN]: Skipping bad option: streamPreferredServer: [20:21:02] [Client thread/INFO]: LWJGL Version: 2.9.4 [20:21:03] [Client thread/INFO]: Reloading ResourceManager: Default [20:21:05] [Sound Library Loader/INFO]: Starting up SoundSystem... [20:21:05] [Thread-5/INFO]: Initializing LWJGL OpenAL [20:21:05] [Thread-5/INFO]: (The LWJGL binding of OpenAL. For more information, see http://www.lwjgl.org) [20:21:05] [Thread-5/INFO]: OpenAL initialized. [20:21:05] [Sound Library Loader/INFO]: Sound engine started [20:21:07] [Client thread/INFO]: Created: 1024x512 textures-atlas [20:21:28] [Server thread/INFO]: Starting integrated minecraft server version 1.10 [20:21:28] [Server thread/INFO]: Generating keypair [20:21:28] [Server thread/INFO]: Preparing start region for level 0 [20:21:29] [Server thread/INFO]: Preparing spawn area: 5% [20:21:30] [Server thread/INFO]: Preparing spawn area: 10% [20:21:31] [Server thread/INFO]: Preparing spawn area: 16% [20:21:32] [Server thread/INFO]: Preparing spawn area: 22% [20:21:33] [Server thread/INFO]: Preparing spawn area: 29% [20:21:34] [Server thread/INFO]: Preparing spawn area: 37% [20:21:35] [Server thread/INFO]: Preparing spawn area: 45% [20:21:36] [Server thread/INFO]: Preparing spawn area: 52% [20:21:37] [Server thread/INFO]: Preparing spawn area: 58% [20:21:38] [Server thread/INFO]: Preparing spawn area: 65% [20:21:39] [Server thread/INFO]: Preparing spawn area: 73% [20:21:40] [Server thread/INFO]: Preparing spawn area: 79% [20:21:41] [Server thread/INFO]: Preparing spawn area: 86% [20:21:42] [Server thread/INFO]: Preparing spawn area: 93% [20:21:43] [Server thread/INFO]: Changing view distance to 8, from 10 [20:21:45] [Server thread/INFO]: Basar[local:E:96f627ee] logged in with entity id 951 at (228.5, 83.0, 254.5) [20:21:45] [Server thread/INFO]: Basar joined the game [20:21:51] [Server thread/INFO]: Saving and pausing game... [20:21:51] [Server thread/INFO]: Saving chunks for level 'New World---------'/Overworld [20:21:51] [Server thread/INFO]: Saving chunks for level 'New World---------'/Nether [20:21:51] [Server thread/INFO]: Saving chunks for level 'New World---------'/The End [20:21:51] [Server thread/WARN]: Can't keep up! Did the system time change, or is the server overloaded? Running 7544ms behind, skipping 150 tick(s) [20:21:55] [Server thread/INFO]: Changing view distance to 2, from 8
AL lib: (EE) alc_cleanup: 1 device not closed Java HotSpot(TM) 64-Bit Server VM warning: Using incremental CMS is deprecated and will likely be removed in a future release