---- Minecraft Crash Report ----
// There are four lights!

Time: 6/21/20 11:17 AM
Description: Watching Server

java.lang.Error
	at sun.misc.Unsafe.park(Native Method)
	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
	at amn.bk(SourceFile:139)
	at amn.c(SourceFile:129)
	at zb.a(SourceFile:141)
	at bqb.a(SourceFile:251)
	at bqd.a(SourceFile:128)
	at bqb.d(SourceFile:246)
	at bqb.d_(SourceFile:450)
	at dfd.a(SourceFile:259)
	at dfd.a(SourceFile:207)
	at aom.a(SourceFile:893)
	at aom.a(SourceFile:839)
	at aom.f(SourceFile:812)
	at aom.a(SourceFile:573)
	at aoy.a(SourceFile:2142)
	at aoy.f(SourceFile:2095)
	at aoy.k(SourceFile:2544)
	at aoz.k(SourceFile:538)
	at ayt.k(SourceFile:124)
	at aoy.j(SourceFile:2251)
	at aoz.j(SourceFile:338)
	at zd.a(SourceFile:615)
	at zd$$Lambda$3373/862118524.accept(Unknown Source)
	at bqb.a(SourceFile:603)
	at zd.a(SourceFile:405)
	at net.minecraft.server.MinecraftServer.b(SourceFile:873)
	at yd.b(SourceFile:306)
	at net.minecraft.server.MinecraftServer.a(SourceFile:813)
	at net.minecraft.server.MinecraftServer.v(SourceFile:672)
	at net.minecraft.server.MinecraftServer.a(SourceFile:256)
	at net.minecraft.server.MinecraftServer$$Lambda$3054/1889253030.run(Unknown Source)
	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.parkNanos(LockSupport.java:215)
	at amn.bk(SourceFile:139)
	at amn.c(SourceFile:129)
	at zb.a(SourceFile:141)
	at bqb.a(SourceFile:251)
	at bqd.a(SourceFile:128)
	at bqb.d(SourceFile:246)
	at bqb.d_(SourceFile:450)
	at dfd.a(SourceFile:259)
	at dfd.a(SourceFile:207)
	at aom.a(SourceFile:893)
	at aom.a(SourceFile:839)
	at aom.f(SourceFile:812)
	at aom.a(SourceFile:573)
	at aoy.a(SourceFile:2142)
	at aoy.f(SourceFile:2095)
	at aoy.k(SourceFile:2544)
	at aoz.k(SourceFile:538)
	at ayt.k(SourceFile:124)
	at aoy.j(SourceFile:2251)
	at aoz.j(SourceFile:338)
	at zd.a(SourceFile:615)
	at zd$$Lambda$3373/862118524.accept(Unknown Source)
	at bqb.a(SourceFile:603)
	at zd.a(SourceFile:405)
	at net.minecraft.server.MinecraftServer.b(SourceFile:873)
	at yd.b(SourceFile:306)
	at net.minecraft.server.MinecraftServer.a(SourceFile:813)
	at net.minecraft.server.MinecraftServer.v(SourceFile:672)
	at net.minecraft.server.MinecraftServer.a(SourceFile:256)

-- Thread Dump --
Details:
	Threads: "IO-Worker-1910" Id=2070 TIMED_WAITING on java.util.concurrent.SynchronousQueue$TransferStack@33a569d0
	at sun.misc.Unsafe.park(Native Method)
	-  waiting on java.util.concurrent.SynchronousQueue$TransferStack@33a569d0
	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
	at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
	at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
	at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)
	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	...


"IO-Worker-1909" Id=2069 TIMED_WAITING on java.util.concurrent.SynchronousQueue$TransferStack@33a569d0
	at sun.misc.Unsafe.park(Native Method)
	-  waiting on java.util.concurrent.SynchronousQueue$TransferStack@33a569d0
	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
	at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
	at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
	at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)
	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	...


"IO-Worker-1908" Id=2068 TIMED_WAITING on java.util.concurrent.SynchronousQueue$TransferStack@33a569d0
	at sun.misc.Unsafe.park(Native Method)
	-  waiting on java.util.concurrent.SynchronousQueue$TransferStack@33a569d0
	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
	at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
	at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
	at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)
	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	...


"Worker-Main-1673" Id=1833 RUNNABLE
	at it.unimi.dsi.fastutil.longs.LongOpenHashSet.contains(LongOpenHashSet.java:394)
	at cwq.c(SourceFile:131)
	at cwm.b(SourceFile:177)
	at yz.a(SourceFile:26)
	at cwm.b(SourceFile:216)
	at cwq.d(SourceFile:373)
	at cwu.b(SourceFile:124)
	at cwo.a(SourceFile:248)
	...


"Worker-Main-1198" Id=1309 WAITING on java.util.concurrent.ForkJoinPool@3d6281d4
	at sun.misc.Unsafe.park(Native Method)
	-  waiting on java.util.concurrent.ForkJoinPool@3d6281d4
	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)


"Worker-Main-883" Id=982 WAITING on java.util.concurrent.ForkJoinPool@3d6281d4
	at sun.misc.Unsafe.park(Native Method)
	-  waiting on java.util.concurrent.ForkJoinPool@3d6281d4
	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 Epoll Server IO #7" Id=78 RUNNABLE (in native)
	at io.netty.channel.epoll.Native.epollWait0(Native Method)
	at io.netty.channel.epoll.Native.epollWait(Native.java:114)
	at io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884)
	at java.lang.Thread.run(Thread.java:748)


"Netty Epoll Server IO #6" Id=77 RUNNABLE (in native)
	at io.netty.channel.epoll.Native.epollWait0(Native Method)
	at io.netty.channel.epoll.Native.epollWait(Native.java:114)
	at io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884)
	at java.lang.Thread.run(Thread.java:748)


"Netty Epoll Server IO #5" Id=65 RUNNABLE (in native)
	at io.netty.channel.epoll.Native.epollWait0(Native Method)
	at io.netty.channel.epoll.Native.epollWait(Native.java:114)
	at io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884)
	at java.lang.Thread.run(Thread.java:748)


"Netty Epoll Server IO #4" Id=64 RUNNABLE (in native)
	at io.netty.channel.epoll.Native.epollWait0(Native Method)
	at io.netty.channel.epoll.Native.epollWait(Native.java:114)
	at io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884)
	at java.lang.Thread.run(Thread.java:748)


"Netty Epoll Server IO #3" Id=52 RUNNABLE (in native)
	at io.netty.channel.epoll.Native.epollWait0(Native Method)
	at io.netty.channel.epoll.Native.epollWait(Native.java:114)
	at io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884)
	at java.lang.Thread.run(Thread.java:748)


"Netty Epoll Server IO #2" Id=32 RUNNABLE (in native)
	at io.netty.channel.epoll.Native.epollWait0(Native Method)
	at io.netty.channel.epoll.Native.epollWait(Native.java:114)
	at io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884)
	at java.lang.Thread.run(Thread.java:748)


"Netty Epoll Server IO #1" Id=31 RUNNABLE (in native)
	at io.netty.channel.epoll.Native.epollWait0(Native Method)
	at io.netty.channel.epoll.Native.epollWait(Native.java:114)
	at io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884)
	at java.lang.Thread.run(Thread.java:748)


"Server Watchdog" Id=30 RUNNABLE
	at sun.management.ThreadImpl.dumpThreads0(Native Method)
	at sun.management.ThreadImpl.dumpAllThreads(ThreadImpl.java:454)
	at yg.run(SourceFile:45)
	at java.lang.Thread.run(Thread.java:748)


"Netty Epoll Server IO #0" Id=26 RUNNABLE (in native)
	at io.netty.channel.epoll.Native.epollWait0(Native Method)
	at io.netty.channel.epoll.Native.epollWait(Native.java:114)
	at io.netty.channel.epoll.EpollEventLoop.epollWait(EpollEventLoop.java:239)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:256)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884)
	at java.lang.Thread.run(Thread.java:748)


"ObjectCleanerThread" Id=25 TIMED_WAITING on java.lang.ref.ReferenceQueue$Lock@395d02a0
	at java.lang.Object.wait(Native Method)
	-  waiting on java.lang.ref.ReferenceQueue$Lock@395d02a0
	at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:144)
	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=24 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@7c5f8bef
	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@642c865d
	at java.io.InputStreamReader.read(InputStreamReader.java:184)
	...


"DestroyJavaVM" Id=23 RUNNABLE


"Server thread" Id=20 TIMED_WAITING on java.lang.String@4d69d72d
	at sun.misc.Unsafe.park(Native Method)
	-  waiting on java.lang.String@4d69d72d
	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
	at amn.bk(SourceFile:139)
	at amn.c(SourceFile:129)
	at zb.a(SourceFile:141)
	at bqb.a(SourceFile:251)
	at bqd.a(SourceFile:128)
	at bqb.d(SourceFile:246)
	...


"Snooper Timer" Id=21 WAITING on java.util.TaskQueue@1cf08422
	at java.lang.Object.wait(Native Method)
	-  waiting on java.util.TaskQueue@1cf08422
	at java.lang.Object.wait(Object.java:502)
	at java.util.TimerThread.mainLoop(Timer.java:526)
	at java.util.TimerThread.run(Timer.java:505)


"Timer hack thread" Id=16 TIMED_WAITING
	at java.lang.Thread.sleep(Native Method)
	at v$2.run(SourceFile:524)


"Signal Dispatcher" Id=5 RUNNABLE


"Finalizer" Id=3 WAITING on java.lang.ref.ReferenceQueue$Lock@1c7074a0
	at java.lang.Object.wait(Native Method)
	-  waiting on java.lang.ref.ReferenceQueue$Lock@1c7074a0
	at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:144)
	at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:165)
	at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:216)


"Reference Handler" Id=2 WAITING on java.lang.ref.Reference$Lock@1cee171d
	at java.lang.Object.wait(Native Method)
	-  waiting on java.lang.ref.Reference$Lock@1cee171d
	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 yg.run(SourceFile:61)
	at java.lang.Thread.run(Thread.java:748)

-- System Details --
Details:
	Minecraft Version: 1.16 Release Candidate 1
	Minecraft Version ID: 1.16-rc1
	Operating System: Linux (amd64) version 4.15.0-1054-aws
	Java Version: 1.8.0_252, Private Build
	Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Private Build
	Memory: 3448265064 bytes (3288 MB) / 6442450944 bytes (6144 MB) up to 6442450944 bytes (6144 MB)
	CPUs: 4
	JVM Flags: 11 total; -Xms6G -Xmx6G -XX:+UseG1GC -XX:+UnlockExperimentalVMOptions -XX:MaxGCPauseMillis=100 -XX:+DisableExplicitGC -XX:TargetSurvivorRatio=90 -XX:G1NewSizePercent=50 -XX:G1MaxNewSizePercent=80 -XX:G1MixedGCLiveThresholdPercent=50 -XX:+AlwaysPreTouch
	Player Count: 1 / 20; [ze['Hecubusx'/446972, l='ServerLevel[world]', x=-117.66, y=88.72, z=-223.85]]
	Data Packs: vanilla
	Is Modded: Unknown (can't tell)
	Type: Dedicated Server (map_server.txt)