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So my Minecraft keeps crashing over and over whenever I join a server and I have no clue what to do. This is the crash report I'm given v

Completely ignored arguments: [--nativeLauncherVersion, 301]
[13:51:22] [Client thread/INFO]: Setting user: Vulcrix
[13:51:24] [Client thread/INFO]: LWJGL Version: 2.9.4
[13:51:24] [Client thread/INFO]: Reloading ResourceManager: Default
[13:51:25] [Sound Library Loader/INFO]: Starting up SoundSystem...
[13:51:25] [Thread-5/INFO]: Initializing LWJGL OpenAL
[13:51:25] [Thread-5/INFO]: (The LWJGL binding of OpenAL. For more information, see http://www.lwjgl.org)
[13:51:25] [Thread-5/INFO]: OpenAL initialized.
[13:51:25] [Sound Library Loader/INFO]: Sound engine started
[13:51:26] [Client thread/INFO]: Created: 1024x512 textures-atlas
[13:51:39] [Client thread/INFO]: Connecting to play.wynncraft.com, 25565
[13:51:53] [Netty Client IO #1/INFO]: Found file C:\Users\Nathan\AppData\Roaming\.minecraft\server-resource-packs\0b88c016c0b811591eac6045e66c5fbadb64928c without verification hash
[13:51:53] [Client thread/INFO]: Reloading ResourceManager: Default, 0b88c016c0b811591eac6045e66c5fbadb64928c
[13:51:54] [Client thread/INFO]: SoundSystem shutting down...
[13:51:54] [Client thread/WARN]: Author: Paul Lamb, www.paulscode.com
[13:51:54] [Sound Library Loader/INFO]: Starting up SoundSystem...
[13:51:54] [Thread-9/INFO]: Initializing LWJGL OpenAL
[13:51:54] [Thread-9/INFO]: (The LWJGL binding of OpenAL. For more information, see http://www.lwjgl.org)
[13:51:54] [Thread-9/INFO]: OpenAL initialized.
[13:51:54] [Sound Library Loader/INFO]: Sound engine started
[13:51:54] [Client thread/WARN]: In parent chain: minecraft:block/tall_grass_small -> minecraft:block/tallgrass; unable to load model: 'minecraft:block/tallgrass'
java.io.FileNotFoundException: minecraft:models/block/tallgrass.json
at bvw.a(SourceFile:58) ~[1.9.4.jar:?]
at bwi.a(SourceFile:56) ~[1.9.4.jar:?]
at bxo.c(SourceFile:339) ~[1.9.4.jar:?]
at bxo.l(SourceFile:656) [1.9.4.jar:?]
at bxo.k(SourceFile:630) [1.9.4.jar:?]
at bxo.a(SourceFile:170) [1.9.4.jar:?]
at bxp.a(SourceFile:23) [1.9.4.jar:?]
at bwi.c(SourceFile:105) [1.9.4.jar:?]
at bwi.a(SourceFile:93) [1.9.4.jar:?]
at bcd.f(SourceFile:727) [1.9.4.jar:?]
at bcd$8.run(SourceFile:2535) [1.9.4.jar:?]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_25]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_25]
at h.a(SourceFile:45) [1.9.4.jar:?]
at bcd.av(SourceFile:961) [1.9.4.jar:?]
at bcd.a(SourceFile:399) [1.9.4.jar:?]
at net.minecraft.client.main.Main.main(SourceFile:124) [1.9.4.jar:?]
[13:51:54] [Client thread/WARN]: In parent chain: minecraft:block/tall_grass_small -> minecraft:block/tallgrass; unable to load model: 'minecraft:block/tallgrass'
java.io.FileNotFoundException: minecraft:models/block/tallgrass.json
at bvw.a(SourceFile:58) ~[1.9.4.jar:?]
at bwi.a(SourceFile:56) ~[1.9.4.jar:?]
at bxo.c(SourceFile:339) ~[1.9.4.jar:?]
at bxo.l(SourceFile:656) [1.9.4.jar:?]
at bxo.k(SourceFile:630) [1.9.4.jar:?]
at bxo.a(SourceFile:170) [1.9.4.jar:?]
at bxp.a(SourceFile:23) [1.9.4.jar:?]
at bwi.c(SourceFile:105) [1.9.4.jar:?]
at bwi.a(SourceFile:93) [1.9.4.jar:?]
at bcd.f(SourceFile:727) [1.9.4.jar:?]
at bcd$8.run(SourceFile:2535) [1.9.4.jar:?]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_25]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_25]
at h.a(SourceFile:45) [1.9.4.jar:?]
at bcd.av(SourceFile:961) [1.9.4.jar:?]
at bcd.a(SourceFile:399) [1.9.4.jar:?]
at net.minecraft.client.main.Main.main(SourceFile:124) [1.9.4.jar:?]
[13:51:55] [Client thread/WARN]: In parent chain: minecraft:block/tall_grass_small -> minecraft:block/tallgrass; unable to load model: 'minecraft:block/tallgrass'
java.io.FileNotFoundException: minecraft:models/block/tallgrass.json
at bvw.a(SourceFile:58) ~[1.9.4.jar:?]
at bwi.a(SourceFile:56) ~[1.9.4.jar:?]
at bxo.c(SourceFile:339) ~[1.9.4.jar:?]
at bxo.l(SourceFile:656) [1.9.4.jar:?]
at bxo.k(SourceFile:630) [1.9.4.jar:?]
at bxo.a(SourceFile:170) [1.9.4.jar:?]
at bxp.a(SourceFile:23) [1.9.4.jar:?]
at bwi.c(SourceFile:105) [1.9.4.jar:?]
at bwi.a(SourceFile:93) [1.9.4.jar:?]
at bcd.f(SourceFile:727) [1.9.4.jar:?]
at bcd$8.run(SourceFile:2535) [1.9.4.jar:?]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_25]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_25]
at h.a(SourceFile:45) [1.9.4.jar:?]
at bcd.av(SourceFile:961) [1.9.4.jar:?]
at bcd.a(SourceFile:399) [1.9.4.jar:?]
at net.minecraft.client.main.Main.main(SourceFile:124) [1.9.4.jar:?]
[13:51:55] [Client thread/WARN]: In parent chain: minecraft:block/tall_grass_small -> minecraft:block/tallgrass; unable to load model: 'minecraft:block/tallgrass'
java.io.FileNotFoundException: minecraft:models/block/tallgrass.json
at bvw.a(SourceFile:58) ~[1.9.4.jar:?]
at bwi.a(SourceFile:56) ~[1.9.4.jar:?]
at bxo.c(SourceFile:339) ~[1.9.4.jar:?]
at bxo.l(SourceFile:656) [1.9.4.jar:?]
at bxo.k(SourceFile:630) [1.9.4.jar:?]
at bxo.a(SourceFile:170) [1.9.4.jar:?]
at bxp.a(SourceFile:23) [1.9.4.jar:?]
at bwi.c(SourceFile:105) [1.9.4.jar:?]
at bwi.a(SourceFile:93) [1.9.4.jar:?]
at bcd.f(SourceFile:727) [1.9.4.jar:?]
at bcd$8.run(SourceFile:2535) [1.9.4.jar:?]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_25]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_25]
at h.a(SourceFile:45) [1.9.4.jar:?]
at bcd.av(SourceFile:961) [1.9.4.jar:?]
at bcd.a(SourceFile:399) [1.9.4.jar:?]
at net.minecraft.client.main.Main.main(SourceFile:124) [1.9.4.jar:?]
[13:51:55] [Client thread/WARN]: Texture minecraft:textures/wynn/weapons/bow/fire_gem1.png with size 8x8 limits mip level from 4 to 3
[13:51:55] [Client thread/WARN]: textures: dropping miplevel from 4 to 3, because of minimum power of two: 8
[13:51:55] [Client thread/INFO]: Created: 2048x2048 textures-atlas
[13:51:56] [Client thread/WARN]: Missing model for: minecraft:tall_grass#normal
[13:51:56] [Client thread/WARN]: Missing model for: minecraft:tall_grass#normal
[13:51:56] [Client thread/WARN]: Missing model for: minecraft:tall_grass#normal
[13:51:56] [Client thread/WARN]: Missing model for: minecraft:tall_grass#normal
[13:51:57] [Client thread/INFO]: [CHAT]
[13:51:57] [Client thread/INFO]: [CHAT]
[13:51:57] [Client thread/INFO]: [CHAT] Loading the WynnPack...
[13:51:57] [Client thread/INFO]: [CHAT] Select a class! Each class is saved individually across all servers, you can come back at any time with /class and select another class!
[13:51:57] [Client thread/INFO]: [CHAT] Thank you for using the WynnPack. Enjoy the game!
[13:51:58] [Client thread/INFO]: [CHAT]
#
# A fatal error has been detected by the Java Runtime Environment:
#
# EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x00007ffbdca82177, pid=6796, tid=5420
#
# JRE version: Java(TM) SE Runtime Environment (8.0_25-b18) (build 1.8.0_25-b18)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (25.25-b02 mixed mode windows-amd64 compressed oops)
# Problematic frame:
# C [ig75icd64.dll+0x12177]
#
# Failed to write core dump. Minidumps are not enabled by default on client versions of Windows
#
# An error report file with more information is saved as:
# C:\Users\Nathan\AppData\Roaming\.minecraft\hs_err_pid6796.log
#
# If you would like to submit a bug report, please visit:
# http://bugreport.sun.com/bugreport/crash.jsp
# The crash happened outside the Java Virtual Machine in native code.
# 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

I copied my DxDiag info and can provide that if you need to see it but I'm completely lost and really angry. Please help.