Initially I couldn't even get in. I uninstalled and reinstalled Java and was able to get the game to load, but it crashes after less than half a minute.
Completely ignored arguments: [--nativeLauncherVersion, 301]
[19:14:44] [Client thread/INFO]: Setting user: 19Dragon76
[19:14:44] [Client thread/INFO]: (Session ID is token:e6c9f629876b43b28753d8c8da7d0813:d56d09ee52bb4fc0a08e2f57374b743b)
[19:14:46] [Client thread/INFO]: LWJGL Version: 2.9.4
[19:14:46] [Client thread/INFO]: Reloading ResourceManager: Default
[19:14:47] [Sound Library Loader/INFO]: Starting up SoundSystem...
[19:14:47] [Thread-5/INFO]: Initializing LWJGL OpenAL
[19:14:47] [Thread-5/INFO]: (The LWJGL binding of OpenAL. For more information, see http://www.lwjgl.org)
[19:14:47] [Thread-5/INFO]: OpenAL initialized.
[19:14:48] [Sound Library Loader/INFO]: Sound engine started
[19:14:49] [Client thread/INFO]: Created: 1024x512 textures-atlas
[19:15:09] [Client thread/INFO]: Realms library version == 1.8.3
[19:15:10] MCO Availability Checker #1/INFO: Realms is available for this user
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1. A fatal error has been detected by the Java Runtime Environment:
   #
2. EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x000000001cd4c933, pid=5088, tid=3236
   #
3. JRE version: Java(TM) SE Runtime Environment (8.0_25-b18) (build 1.8.0_25-b18)
4. Java VM: Java HotSpot(TM) 64-Bit Server VM (25.25-b02 mixed mode windows-amd64 compressed oops)
5. Problematic frame:
6. C [ig7icd64.dll+0x6c933]
   #
7. Failed to write core dump. Minidumps are not enabled by default on client versions of Windows
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8. An error report file with more information is saved as:
9. C:\Users\Owner\AppData\Roaming\.minecraft\hs_err_pid5088.log
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10. If you would like to submit a bug report, please visit:
11. http://bugreport.sun.com/bugreport/crash.jsp
12. The crash happened outside the Java Virtual Machine in native code.
13. See problematic frame for where to report the bug.
    #
    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