---- Minecraft Crash Report ----
// Oops.

Time: 11/07/18 1:18 PM
Description: Watching Server

java.lang.Error
	at sun.misc.Unsafe.park(Native Method)
	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
	at java.util.concurrent.CompletableFuture$Signaller.block(CompletableFuture.java:1693)
	at java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3323)
	at java.util.concurrent.CompletableFuture.waitingGet(CompletableFuture.java:1729)
	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:689)
	at sn.w(SourceFile:357)
	at net.minecraft.server.MinecraftServer.v(SourceFile:622)
	at net.minecraft.server.MinecraftServer.run(SourceFile:525)
	at java.lang.Thread.run(Thread.java:748)


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

-- Head --
Thread: Server Watchdog
Stacktrace:
	at sun.misc.Unsafe.park(Native Method)
	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
	at java.util.concurrent.CompletableFuture$Signaller.block(CompletableFuture.java:1693)
	at java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3323)
	at java.util.concurrent.CompletableFuture.waitingGet(CompletableFuture.java:1729)
	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:689)
	at sn.w(SourceFile:357)
	at net.minecraft.server.MinecraftServer.v(SourceFile:622)

-- Thread Dump --
Details:
	Threads: "WorldGen-Worker-104" Id=134 TIMED_WAITING on java.util.concurrent.ForkJoinPool@56fcbaba
	at sun.misc.Unsafe.park(Native Method)
	-  waiting on java.util.concurrent.ForkJoinPool@56fcbaba
	at java.util.concurrent.ForkJoinPool.awaitWork(ForkJoinPool.java:1824)
	at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1693)
	at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)


"Netty Server IO #2" Id=29 RUNNABLE
	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
	-  locked io.netty.channel.nio.SelectedSelectionKeySet@583b5e15
	-  locked java.util.Collections$UnmodifiableSet@5c04d1ca
	-  locked sun.nio.ch.EPollSelectorImpl@1906542e
	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:756)
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:411)
	...


"Netty Server IO #1" Id=28 RUNNABLE
	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
	-  locked io.netty.channel.nio.SelectedSelectionKeySet@2a1c14de
	-  locked java.util.Collections$UnmodifiableSet@28552c7e
	-  locked sun.nio.ch.EPollSelectorImpl@52a5323f
	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:756)
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:411)
	...


"File IO Thread" Id=27 BLOCKED on bna@7929ab61 owned by "WorldGen-Scheduler-1" Id=21
	at bna.a(SourceFile:239)
	-  blocked on bna@7929ab61
	at cda.c(SourceFile:42)
	at cda.run(SourceFile:35)
	at java.lang.Thread.run(Thread.java:748)


"Java2D Disposer" Id=25 WAITING on java.lang.ref.ReferenceQueue$Lock@3359ea7e
	at java.lang.Object.wait(Native Method)
	-  waiting on java.lang.ref.ReferenceQueue$Lock@3359ea7e
	at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:143)
	at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:164)
	at sun.java2d.Disposer.run(Disposer.java:148)
	at java.lang.Thread.run(Thread.java:748)


"Server Watchdog" Id=24 RUNNABLE
	at sun.management.ThreadImpl.dumpThreads0(Native Method)
	at sun.management.ThreadImpl.dumpAllThreads(ThreadImpl.java:454)
	at so.run(SourceFile:45)
	at java.lang.Thread.run(Thread.java:748)


"WorldGen-Scheduler-1" Id=21 RUNNABLE
	at java.util.HashMap.hash(HashMap.java:339)
	at java.util.HashMap.get(HashMap.java:557)
	at com.mojang.datafixers.types.templates.Tag$TagType.read(Tag.java:177)
	at com.mojang.datafixers.types.templates.Sum$SumType.read(Sum.java:212)
	at com.mojang.datafixers.types.templates.Product$ProductType.read(Product.java:212)
	at com.mojang.datafixers.types.templates.List$ListType.lambda$null$0(List.java:161)
	at com.mojang.datafixers.types.templates.List$ListType$$Lambda$1406/28153843.apply(Unknown Source)
	at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
	...

	Number of locked synchronizers = 1
	- java.util.concurrent.ThreadPoolExecutor$Worker@52f1799


"Netty Server IO #0" Id=20 RUNNABLE
	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
	-  locked io.netty.channel.nio.SelectedSelectionKeySet@326e06b7
	-  locked java.util.Collections$UnmodifiableSet@49a1fe0f
	-  locked sun.nio.ch.EPollSelectorImpl@7d6736f9
	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:756)
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:411)
	...


"ObjectCleanerThread" Id=19 TIMED_WAITING on java.lang.ref.ReferenceQueue$Lock@1912931
	at java.lang.Object.wait(Native Method)
	-  waiting on java.lang.ref.ReferenceQueue$Lock@1912931
	at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:143)
	at io.netty.util.internal.ObjectCleaner$1.run(ObjectCleaner.java:54)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	at java.lang.Thread.run(Thread.java:748)


"Server console handler" Id=18 RUNNABLE (in native)
	at java.io.FileInputStream.readBytes(Native Method)
	at java.io.FileInputStream.read(FileInputStream.java:255)
	at java.io.BufferedInputStream.read1(BufferedInputStream.java:284)
	at java.io.BufferedInputStream.read(BufferedInputStream.java:345)
	-  locked java.io.BufferedInputStream@4388dc0a
	at sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:284)
	at sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:326)
	at sun.nio.cs.StreamDecoder.read(StreamDecoder.java:178)
	-  locked java.io.InputStreamReader@51f13f2
	at java.io.InputStreamReader.read(InputStreamReader.java:184)
	...


"DestroyJavaVM" Id=17 RUNNABLE


"Server thread" Id=15 WAITING on java.util.concurrent.CompletableFuture$Signaller@418b3d56
	at sun.misc.Unsafe.park(Native Method)
	-  waiting on java.util.concurrent.CompletableFuture$Signaller@418b3d56
	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
	at java.util.concurrent.CompletableFuture$Signaller.block(CompletableFuture.java:1693)
	at java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3323)
	at java.util.concurrent.CompletableFuture.waitingGet(CompletableFuture.java:1729)
	at java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1895)
	at tb.c(SourceFile:126)
	at tj.a(SourceFile:85)
	...


"Server Infinisleeper" Id=14 TIMED_WAITING
	at java.lang.Thread.sleep(Native Method)
	at sn$1.run(SourceFile:91)


"Snooper Timer" Id=13 WAITING on java.util.TaskQueue@495b4cf7
	at java.lang.Object.wait(Native Method)
	-  waiting on java.util.TaskQueue@495b4cf7
	at java.lang.Object.wait(Object.java:502)
	at java.util.TimerThread.mainLoop(Timer.java:526)
	at java.util.TimerThread.run(Timer.java:505)


"Signal Dispatcher" Id=4 RUNNABLE


"Finalizer" Id=3 WAITING on java.lang.ref.ReferenceQueue$Lock@4cb6a15a
	at java.lang.Object.wait(Native Method)
	-  waiting on java.lang.ref.ReferenceQueue$Lock@4cb6a15a
	at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:143)
	at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:164)
	at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:212)


"Reference Handler" Id=2 WAITING on java.lang.ref.Reference$Lock@31cbbbbd
	at java.lang.Object.wait(Native Method)
	-  waiting on java.lang.ref.Reference$Lock@31cbbbbd
	at java.lang.Object.wait(Object.java:502)
	at java.lang.ref.Reference.tryHandlePending(Reference.java:191)
	at java.lang.ref.Reference$ReferenceHandler.run(Reference.java:153)



Stacktrace:
	at so.run(SourceFile:61)
	at java.lang.Thread.run(Thread.java:748)

-- System Details --
Details:
	Minecraft Version: 1.13-pre7
	Operating System: Linux (amd64) version 4.9.0-6-amd64
	Java Version: 1.8.0_171, Oracle Corporation
	Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 838566400 bytes (799 MB) / 2129657856 bytes (2031 MB) up to 2129657856 bytes (2031 MB)
	JVM Flags: 2 total; -Xmx2048M -Xms2048M
	Profiler Position: N/A (disabled)
	Player Count: 1 / 20; [te['aeduna'/263, l='world', x=1147.99, y=73.00, z=-2184.29]]
	Data Packs: vanilla
	Is Modded: Unknown (can't tell)
	Type: Dedicated Server (map_server.txt)