[13:56:13] [Client thread/INFO]: LWJGL Version: 2.9.2
[13:56:13] [Client thread/INFO]: Reloading ResourceManager: Default
[13:56:14] [Client thread/WARN]: Missing sound for event: minecraft:block.end_portal.spawn
[13:56:14] [Client thread/WARN]: Missing sound for event: minecraft:block.end_portal_frame.fill
[13:56:14] [Client thread/WARN]: Missing sound for event: minecraft:block.note.bell
[13:56:14] [Client thread/WARN]: Missing sound for event: minecraft:block.note.chime
[13:56:14] [Client thread/WARN]: Missing sound for event: minecraft:block.note.flute
[13:56:14] [Client thread/WARN]: Missing sound for event: minecraft:block.note.guitar
[13:56:14] [Client thread/WARN]: Missing sound for event: minecraft:block.note.xylophone
[13:56:14] [Client thread/WARN]: Missing sound for event: minecraft:entity.boat.paddle_land
[13:56:14] [Client thread/WARN]: Missing sound for event: minecraft:entity.boat.paddle_water
[13:56:14] [Client thread/WARN]: Missing sound for event: minecraft:entity.bobber.retrieve
[13:56:14] [Client thread/WARN]: Missing sound for event: minecraft:entity.endereye.death
[13:56:14] [Client thread/WARN]: Missing sound for event: minecraft:entity.illusion_illager.ambient
[13:56:14] [Client thread/WARN]: Missing sound for event: minecraft:entity.illusion_illager.death
[13:56:14] [Client thread/WARN]: Missing sound for event: minecraft:entity.illusion_illager.hurt
[13:56:14] [Client thread/WARN]: Missing sound for event: minecraft:entity.player.hurt_drown
[13:56:14] [Client thread/WARN]: Missing sound for event: minecraft:entity.player.hurt_on_fire
[13:56:14] [Sound Library Loader/INFO]: Starting up SoundSystem...
[13:56:14] [Thread-3/INFO]: Initializing LWJGL OpenAL
[13:56:14] [Thread-3/INFO]: (The LWJGL binding of OpenAL.  For more information, see http://www.lwjgl.org)
[13:56:14] [Thread-3/INFO]: OpenAL initialized.
[13:56:14] [Sound Library Loader/INFO]: Sound engine started
[13:56:15] [Client thread/INFO]: Created: 1024x512 textures-atlas
[13:56:21] [Server thread/INFO]: Starting integrated minecraft server version 17w16a
[13:56:21] [Server thread/INFO]: Generating keypair
[13:56:21] [Server thread/INFO]: Loaded 463 advancements
[13:56:21] [Server thread/INFO]: Preparing start region for level 0
[13:56:22] [Server thread/INFO]: Preparing spawn area: 21%
[13:56:23] [Server thread/WARN]: Keeping entity minecraft:villager that already exists with UUID f70e4730-4b0a-49fd-a527-30d310594bec
[13:56:23] [Server thread/WARN]: Keeping entity minecraft:rabbit that already exists with UUID 595f20fe-cc46-4cf8-9a22-21ebfacb3daa
[13:56:23] [Server thread/INFO]: Changing view distance to 18, from 10
[13:56:24] [Server thread/INFO]: meatomeat[local:E:8bfb9dd5] logged in with entity id 238 at (2320.8894619209386, 66.0, 271.9184429654014)
[13:56:24] [Server thread/INFO]: meatomeat joined the game
[13:56:27] [Server thread/WARN]: Can't keep up! Did the system time change, or is the server overloaded? Running 2443ms behind, skipping 48 tick(s)
[13:56:27] [Client thread/INFO]: Loaded 291 advancements
[14:14:07] [Server thread/FATAL]: Error executing task
java.util.concurrent.ExecutionException: java.lang.ArrayIndexOutOfBoundsException: -1
	at java.util.concurrent.FutureTask.report(FutureTask.java:122) ~[?:1.8.0_74]
	at java.util.concurrent.FutureTask.get(FutureTask.java:192) ~[?:1.8.0_74]
	at h.a(SourceFile:47) [17w16a.jar:?]
	at net.minecraft.server.MinecraftServer.D(SourceFile:606) [17w16a.jar:?]
	at net.minecraft.server.MinecraftServer.C(SourceFile:562) [17w16a.jar:?]
	at cfz.C(SourceFile:154) [17w16a.jar:?]
	at net.minecraft.server.MinecraftServer.run(SourceFile:466) [17w16a.jar:?]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_74]
Caused by: java.lang.ArrayIndexOutOfBoundsException: -1
	at java.util.Arrays$ArrayList.get(Arrays.java:3841) ~[?:1.8.0_74]
	at eq.get(SourceFile:40) ~[17w16a.jar:?]
	at add.a(SourceFile:567) ~[17w16a.jar:?]
	at add.a(SourceFile:368) ~[17w16a.jar:?]
	at afi.b(SourceFile:111) ~[17w16a.jar:?]
	at ns.r(SourceFile:855) ~[17w16a.jar:?]
	at oc.a(SourceFile:984) ~[17w16a.jar:?]
	at km.a(SourceFile:20) ~[17w16a.jar:?]
	at km.a(SourceFile:8) ~[17w16a.jar:?]
	at hc$1.run(SourceFile:13) ~[17w16a.jar:?]
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[?:1.8.0_74]
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_74]
	at h.a(SourceFile:46) ~[17w16a.jar:?]
	... 5 more
[14:14:25] [Server thread/INFO]: [STDOUT]: Negative index in crash report handler (0/9)
[14:14:25] [Server thread/ERROR]: Encountered an unexpected exception
f: Ticking player
	at ob.c(SourceFile:200) ~[17w16a.jar:?]
	at net.minecraft.server.MinecraftServer.D(SourceFile:652) ~[17w16a.jar:?]
	at net.minecraft.server.MinecraftServer.C(SourceFile:562) ~[17w16a.jar:?]
	at cfz.C(SourceFile:154) ~[17w16a.jar:?]
	at net.minecraft.server.MinecraftServer.run(SourceFile:466) [17w16a.jar:?]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_74]
Caused by: java.lang.ArrayIndexOutOfBoundsException
[14:14:25] [Server thread/ERROR]: This crash report has been saved to: /Users/mj/Library/Application Support/minecraft/crash-reports/crash-2017-04-20_14.14.25-server.txt
[14:14:25] [Server thread/INFO]: Stopping server
[14:14:25] [Server thread/INFO]: Saving players
[14:14:25] [Client Shutdown Thread/INFO]: Stopping server
[14:14:25] [Client Shutdown Thread/INFO]: Saving players