---- Minecraft Crash Report ----
// Sorry :(

Time: 8/9/18 3:21 PM
Description: Exception generating new chunk

java.util.concurrent.ExecutionException: java.lang.RuntimeException: We are asking a region for a chunk out of bound | -12 -57
	at java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:357)
	at java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1895)
	at tb.c(SourceFile:126)
	at tj.a(SourceFile:85)
	at tk.c(SourceFile:123)
	at tc.i_(SourceFile:220)
	at net.minecraft.server.MinecraftServer.w(SourceFile:690)
	at net.minecraft.server.MinecraftServer.v(SourceFile:623)
	at dft.v(SourceFile:157)
	at net.minecraft.server.MinecraftServer.run(SourceFile:526)
	at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.RuntimeException: We are asking a region for a chunk out of bound | -12 -57
	at th.c(SourceFile:117)
	at bmn.a(SourceFile:57)
	at tu.a(SourceFile:14)
	at tp.a(SourceFile:35)
	at bmr.a(SourceFile:95)
	at tw.a(SourceFile:62)
	at tw.a(SourceFile:25)
	at acr$a.a(SourceFile:130)
	at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:602)
	at java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:577)
	at java.util.concurrent.CompletableFuture$Completion.exec(CompletableFuture.java:443)
	at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
	at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)
	at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692)
	at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- Head --
Thread: Server thread
Stacktrace:
	at java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:357)

-- Chunk to be generated --
Details:
	Location: -10,-55
	Position hash: -231928233994
	Generator: boj@6a373916
Stacktrace:
	at tb.a(SourceFile:170)
	at tb.c(SourceFile:129)
	at tj.a(SourceFile:85)
	at tk.c(SourceFile:123)
	at tc.i_(SourceFile:220)
	at net.minecraft.server.MinecraftServer.w(SourceFile:690)
	at net.minecraft.server.MinecraftServer.v(SourceFile:623)
	at dft.v(SourceFile:157)
	at net.minecraft.server.MinecraftServer.run(SourceFile:526)
	at java.lang.Thread.run(Thread.java:745)

-- Affected level --
Details:
	Level name: Dark Black Coffee
	All players: 1 total; [te['Blockerrob'/128, l='Dark Black Coffee', x=103.71, y=79.25, z=-796.14]]
	Chunk stats: ServerChunkCache: 1704 Drop: 0
	Level seed: -7866897547630675894
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: {}
	Level spawn location: World: (-96,64,0), Chunk: (at 0,4,0 in -6,0; contains blocks -96,0,0 to -81,255,15), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Level time: 655956 game time, 944138 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 81721 (now: false), thunder time: 64201 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: true

-- System Details --
Details:
	Minecraft Version: 1.13-pre8
	Operating System: Mac OS X (x86_64) version 10.13.6
	Java Version: 1.8.0_74, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 2090861792 bytes (1994 MB) / 2516582400 bytes (2400 MB) up to 4294967296 bytes (4096 MB)
	JVM Flags: 8 total; -Xss1M -Xmx4G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
	Profiler Position: N/A (disabled)
	Player Count: 1 / 8; [te['Blockerrob'/128, l='Dark Black Coffee', x=103.71, y=79.25, z=-796.14]]
	Data Packs: vanilla
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.