The (vanilla) server crashes even if nobody plays on it. There is no visible reason for the crash.
Here is the error log:



 
{code:java}
---- Minecraft Crash Report ----
// Hey, that tickles! Hehehe!
Time: 2023-10-02 12:07:34
Description: Watching Server
java.lang.Error: Watchdog
    at java.base@17.0.8.1/java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:945)
    at java.base@17.0.8.1/java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1364)
    at net.minecraft.util.thread.ProcessorMailbox.void registerForExecution()(ProcessorMailbox.java:131)
    at net.minecraft.util.thread.ProcessorMailbox.void tell(java.lang.Object)(ProcessorMailbox.java:124)
    at net.minecraft.util.thread.ProcessorHandle.java.util.concurrent.CompletableFuture askEither(java.util.function.Function)(ProcessorHandle.java:31)
    at net.minecraft.world.level.chunk.storage.IOWorker.java.util.concurrent.CompletableFuture submitTask(java.util.function.Supplier)(IOWorker.java:234)
    at net.minecraft.world.level.chunk.storage.IOWorker.net.minecraft.util.thread.StrictQueue$IntRunnable lambda$submitTask$14(java.util.function.Supplier,net.minecraft.util.thread.ProcessorHandle)(IOWorker.java:234)
    at net.minecraft.world.level.chunk.storage.IOWorker.java.util.concurrent.CompletableFuture store(net.minecraft.world.level.ChunkPos,net.minecraft.nbt.CompoundTag)(IOWorker.java:172)
    at net.minecraft.world.level.chunk.storage.EntityStorage.void storeEntities(net.minecraft.world.level.entity.ChunkEntities)(EntityStorage.java:116)
    at net.minecraft.world.level.entity.PersistentEntitySectionManager.boolean storeChunkSections(long,java.util.function.Consumer)(PersistentEntitySectionManager.java:299)
    at net.minecraft.world.level.entity.PersistentEntitySectionManager.void lambda$autoSave$13(long)(PersistentEntitySectionManager.java:380)
    at net.minecraft.world.level.entity.PersistentEntitySectionManager$$Lambda$7064/null 0x00007f5db0c99c78(null).accept(Unknown Source)
    at it.unimi.dsi.fastutil.longs.LongOpenHashSet.null forEach(null)(LongOpenHashSet.java:762)
    at it.unimi.dsi.fastutil.longs.LongIterable.null forEach(null)(LongIterable.java:146)
    at it.unimi.dsi.fastutil.longs.AbstractLongCollection.null forEach(null)(AbstractLongCollection.java:153)
    at net.minecraft.world.level.entity.PersistentEntitySectionManager.void autoSave()(PersistentEntitySectionManager.java:374)
    at net.minecraft.server.level.ServerLevel.void save(net.minecraft.util.ProgressListener,boolean,boolean)(ServerLevel.java:800)
    at net.minecraft.server.MinecraftServer.boolean saveAllChunks(boolean,boolean,boolean)(MinecraftServer.java:534)
    at net.minecraft.server.MinecraftServer.net.minecraft.SystemReport fillServerSystemReport(net.minecraft.SystemReport)(MinecraftServer.java:534)
    at net.minecraft.server.MinecraftServer.boolean isSingleplayerOwner(com.mojang.authlib.GameProfile)(MinecraftServer.java:534)
    at net.minecraft.server.MinecraftServer.boolean saveEverything(boolean,boolean,boolean)(MinecraftServer.java:558)
    at net.minecraft.server.MinecraftServer.void tickServer(java.util.function.BooleanSupplier)(MinecraftServer.java:830)
    at net.minecraft.server.MinecraftServer.net.minecraft.SystemReport fillServerSystemReport(net.minecraft.SystemReport)(MinecraftServer.java:830)
    at net.minecraft.server.MinecraftServer.boolean isSingleplayerOwner(com.mojang.authlib.GameProfile)(MinecraftServer.java:830)
    at net.minecraft.server.MinecraftServer.void runServer()(MinecraftServer.java:667)
    at net.minecraft.server.MinecraftServer.net.minecraft.server.MinecraftServer spin(java.util.function.Function)(MinecraftServer.java:263)
    at net.minecraft.server.MinecraftServer.net.minecraft.SystemReport fillServerSystemReport(net.minecraft.SystemReport)(MinecraftServer.java:263)
    at net.minecraft.server.MinecraftServer.boolean isSingleplayerOwner(com.mojang.authlib.GameProfile)(MinecraftServer.java:263)
    at net.minecraft.server.MinecraftServer.void lambda$spin$2(java.util.concurrent.atomic.AtomicReference)(MinecraftServer.java:263)
    at net.minecraft.server.MinecraftServer$$Lambda$5232/null 0x00007f5db09b5410(null).run(Unknown Source)
    at java.base@17.0.8.1/java.lang.Thread.run(Thread.java:833)

A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------
-- Head --
Thread: Server Watchdog
Stacktrace:
    at java.base@17.0.8.1/java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:945)
    at java.base@17.0.8.1/java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1364)
    at net.minecraft.util.thread.ProcessorMailbox.void registerForExecution()(ProcessorMailbox.java:131)
    at net.minecraft.util.thread.ProcessorMailbox.void tell(java.lang.Object)(ProcessorMailbox.java:124)
    at net.minecraft.util.thread.ProcessorHandle.java.util.concurrent.CompletableFuture askEither(java.util.function.Function)(ProcessorHandle.java:31)
    at net.minecraft.world.level.chunk.storage.IOWorker.java.util.concurrent.CompletableFuture submitTask(java.util.function.Supplier)(IOWorker.java:234)
    at net.minecraft.world.level.chunk.storage.IOWorker.net.minecraft.util.thread.StrictQueue$IntRunnable lambda$submitTask$14(java.util.function.Supplier,net.minecraft.util.thread.ProcessorHandle)(IOWorker.java:234)
    at net.minecraft.world.level.chunk.storage.IOWorker.java.util.concurrent.CompletableFuture store(net.minecraft.world.level.ChunkPos,net.minecraft.nbt.CompoundTag)(IOWorker.java:172)
    at net.minecraft.world.level.chunk.storage.EntityStorage.void storeEntities(net.minecraft.world.level.entity.ChunkEntities)(EntityStorage.java:116)
    at net.minecraft.world.level.entity.PersistentEntitySectionManager.boolean storeChunkSections(long,java.util.function.Consumer)(PersistentEntitySectionManager.java:299)
    at net.minecraft.world.level.entity.PersistentEntitySectionManager.void lambda$autoSave$13(long)(PersistentEntitySectionManager.java:380)
    at net.minecraft.world.level.entity.PersistentEntitySectionManager$$Lambda$7064/null 0x00007f5db0c99c78(null).accept(Unknown Source)
    at it.unimi.dsi.fastutil.longs.LongOpenHashSet.null forEach(null)(LongOpenHashSet.java:762)
    at it.unimi.dsi.fastutil.longs.LongIterable.null forEach(null)(LongIterable.java:146)
    at it.unimi.dsi.fastutil.longs.AbstractLongCollection.null forEach(null)(AbstractLongCollection.java:153)
    at net.minecraft.world.level.entity.PersistentEntitySectionManager.void autoSave()(PersistentEntitySectionManager.java:374)
    at net.minecraft.server.level.ServerLevel.void save(net.minecraft.util.ProgressListener,boolean,boolean)(ServerLevel.java:800)
    at net.minecraft.server.MinecraftServer.boolean saveAllChunks(boolean,boolean,boolean)(MinecraftServer.java:534)
    at net.minecraft.server.MinecraftServer.net.minecraft.SystemReport fillServerSystemReport(net.minecraft.SystemReport)(MinecraftServer.java:534)
    at net.minecraft.server.MinecraftServer.boolean isSingleplayerOwner(com.mojang.authlib.GameProfile)(MinecraftServer.java:534)
    at net.minecraft.server.MinecraftServer.boolean saveEverything(boolean,boolean,boolean)(MinecraftServer.java:558)
    at net.minecraft.server.MinecraftServer.void tickServer(java.util.function.BooleanSupplier)(MinecraftServer.java:830)
    at net.minecraft.server.MinecraftServer.net.minecraft.SystemReport fillServerSystemReport(net.minecraft.SystemReport)(MinecraftServer.java:830)
    at net.minecraft.server.MinecraftServer.boolean isSingleplayerOwner(com.mojang.authlib.GameProfile)(MinecraftServer.java:830)
    at net.minecraft.server.MinecraftServer.void runServer()(MinecraftServer.java:667)
    at net.minecraft.server.MinecraftServer.net.minecraft.server.MinecraftServer spin(java.util.function.Function)(MinecraftServer.java:263)
    at net.minecraft.server.MinecraftServer.net.minecraft.SystemReport fillServerSystemReport(net.minecraft.SystemReport)(MinecraftServer.java:263)
    at net.minecraft.server.MinecraftServer.boolean isSingleplayerOwner(com.mojang.authlib.GameProfile)(MinecraftServer.java:263)
    at net.minecraft.server.MinecraftServer.void lambda$spin$2(java.util.concurrent.atomic.AtomicReference)(MinecraftServer.java:263)
-- Thread Dump --
Details:
    Threads: "Reference Handler" daemon prio=10 Id=2 RUNNABLE
    at java.base@17.0.8.1/java.lang.ref.Reference.waitForReferencePendingList(Native Method)
    at java.base@17.0.8.1/java.lang.ref.Reference.processPendingReferences(Reference.java:253)
    at java.base@17.0.8.1/java.lang.ref.Reference$ReferenceHandler.run(Reference.java:215)

"Finalizer" daemon prio=8 Id=3 WAITING on java.lang.ref.ReferenceQueue$Lock@5151bf4
    at java.base@17.0.8.1/java.lang.Object.wait(Native Method)
    -  waiting on java.lang.ref.ReferenceQueue$Lock@5151bf4
    at java.base@17.0.8.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:155)
    at java.base@17.0.8.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:176)
    at java.base@17.0.8.1/java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:172)

"Signal Dispatcher" daemon prio=9 Id=4 RUNNABLE

"Notification Thread" daemon prio=9 Id=12 RUNNABLE

"Common-Cleaner" daemon prio=8 Id=13 TIMED_WAITING on java.lang.ref.ReferenceQueue$Lock@bd2f526
    at java.base@17.0.8.1/java.lang.Object.wait(Native Method)
    -  waiting on java.lang.ref.ReferenceQueue$Lock@bd2f526
    at java.base@17.0.8.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:155)
    at java.base@17.0.8.1/jdk.internal.ref.CleanerImpl.run(CleanerImpl.java:140)
    at java.base@17.0.8.1/java.lang.Thread.run(Thread.java:833)
    at java.base@17.0.8.1/jdk.internal.misc.InnocuousThread.run(InnocuousThread.java:162)

"DestroyJavaVM" prio=5 Id=15 RUNNABLE

"JNA Cleaner" daemon prio=5 Id=20 WAITING on java.lang.ref.ReferenceQueue$Lock@fed7084
    at java.base@17.0.8.1/java.lang.Object.wait(Native Method)
    -  waiting on java.lang.ref.ReferenceQueue$Lock@fed7084
    at java.base@17.0.8.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:155)
    at java.base@17.0.8.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:176)
    at com.sun.jna.internal.Cleaner$1.null run(null)(Cleaner.java:58)

"Timer hack thread" daemon prio=5 Id=21 TIMED_WAITING
    at java.base@17.0.8.1/java.lang.Thread.sleep(Native Method)
    at net.minecraft.Util$9.void run()(Util.java:840)

"Yggdrasil Key Fetcher" daemon prio=5 Id=22 TIMED_WAITING on java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject@4aefff1d
    at java.base@17.0.8.1/jdk.internal.misc.Unsafe.park(Native Method)
    -  waiting on java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject@4aefff1d
    at java.base@17.0.8.1/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:252)
    at java.base@17.0.8.1/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:1672)
    at java.base@17.0.8.1/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
    at java.base@17.0.8.1/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
    at java.base@17.0.8.1/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1062)
    at java.base@17.0.8.1/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1122)
    at java.base@17.0.8.1/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    ...

"Server thread" prio=8 Id=32 RUNNABLE
    at java.base@17.0.8.1/java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:945)
    at java.base@17.0.8.1/java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1364)
    at net.minecraft.util.thread.ProcessorMailbox.void registerForExecution()(ProcessorMailbox.java:131)
    at net.minecraft.util.thread.ProcessorMailbox.void tell(java.lang.Object)(ProcessorMailbox.java:124)
    at net.minecraft.util.thread.ProcessorHandle.java.util.concurrent.CompletableFuture askEither(java.util.function.Function)(ProcessorHandle.java:31)
    at net.minecraft.world.level.chunk.storage.IOWorker.java.util.concurrent.CompletableFuture submitTask(java.util.function.Supplier)(IOWorker.java:234)
    at net.minecraft.world.level.chunk.storage.IOWorker.net.minecraft.util.thread.StrictQueue$IntRunnable lambda$submitTask$14(java.util.function.Supplier,net.minecraft.util.thread.ProcessorHandle)(IOWorker.java:234)
    at net.minecraft.world.level.chunk.storage.IOWorker.java.util.concurrent.CompletableFuture store(net.minecraft.world.level.ChunkPos,net.minecraft.nbt.CompoundTag)(IOWorker.java:172)
    at net.minecraft.world.level.chunk.storage.EntityStorage.void storeEntities(net.minecraft.world.level.entity.ChunkEntities)(EntityStorage.java:116)
    ...

"Server console handler" daemon prio=8 Id=34 RUNNABLE (in native)
    at java.base@17.0.8.1/java.io.FileInputStream.readBytes(Native Method)
    at java.base@17.0.8.1/java.io.FileInputStream.read(FileInputStream.java:276)
    at java.base@17.0.8.1/java.io.BufferedInputStream.read1(BufferedInputStream.java:282)
    at java.base@17.0.8.1/java.io.BufferedInputStream.read(BufferedInputStream.java:343)
    -  locked java.io.BufferedInputStream@6708870f
    at java.base@17.0.8.1/sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:270)
    at java.base@17.0.8.1/sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:313)
    at java.base@17.0.8.1/sun.nio.cs.StreamDecoder.read(StreamDecoder.java:188)
    -  locked java.io.InputStreamReader@7bef350d
    at java.base@17.0.8.1/java.io.InputStreamReader.read(InputStreamReader.java:177)
    ...

"Netty Epoll Server IO #0" daemon prio=5 Id=35 RUNNABLE (in native)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java:209)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java:202)
    at io.netty.channel.epoll.EpollEventLoop.null epollWaitNoTimerChange(null)(EpollEventLoop.java:316)
    at io.netty.channel.epoll.EpollEventLoop.null run(null)(EpollEventLoop.java:373)
    at io.netty.util.concurrent.SingleThreadEventExecutor$4.null run(null)(SingleThreadEventExecutor.java:997)
    at io.netty.util.internal.ThreadExecutorMap$2.null run(null)(ThreadExecutorMap.java:74)
    at java.base@17.0.8.1/java.lang.Thread.run(Thread.java:833)

"Server Watchdog" daemon prio=8 Id=42 RUNNABLE
    at java.management@17.0.8.1/sun.management.ThreadImpl.dumpThreads0(Native Method)
    at java.management@17.0.8.1/sun.management.ThreadImpl.dumpAllThreads(ThreadImpl.java:521)
    at java.management@17.0.8.1/sun.management.ThreadImpl.dumpAllThreads(ThreadImpl.java:509)
    at net.minecraft.server.dedicated.ServerWatchdog.void run()(ServerWatchdog.java:47)
    at java.base@17.0.8.1/java.lang.Thread.run(Thread.java:833)

"Java2D Disposer" daemon prio=10 Id=43 WAITING on java.lang.ref.ReferenceQueue$Lock@1fe213a4
    at java.base@17.0.8.1/java.lang.Object.wait(Native Method)
    -  waiting on java.lang.ref.ReferenceQueue$Lock@1fe213a4
    at java.base@17.0.8.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:155)
    at java.base@17.0.8.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:176)
    at java.desktop@17.0.8.1/sun.java2d.Disposer.run(Disposer.java:145)
    at java.base@17.0.8.1/java.lang.Thread.run(Thread.java:833)

"Netty Epoll Server IO #1" daemon prio=5 Id=45 RUNNABLE (in native)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java:209)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java:202)
    at io.netty.channel.epoll.EpollEventLoop.null epollWaitNoTimerChange(null)(EpollEventLoop.java:316)
    at io.netty.channel.epoll.EpollEventLoop.null run(null)(EpollEventLoop.java:373)
    at io.netty.util.concurrent.SingleThreadEventExecutor$4.null run(null)(SingleThreadEventExecutor.java:997)
    at io.netty.util.internal.ThreadExecutorMap$2.null run(null)(ThreadExecutorMap.java:74)
    at java.base@17.0.8.1/java.lang.Thread.run(Thread.java:833)

"Netty Epoll Server IO #2" daemon prio=5 Id=46 RUNNABLE (in native)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java:209)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java:202)
    at io.netty.channel.epoll.EpollEventLoop.null epollWaitNoTimerChange(null)(EpollEventLoop.java:316)
    at io.netty.channel.epoll.EpollEventLoop.null run(null)(EpollEventLoop.java:373)
    at io.netty.util.concurrent.SingleThreadEventExecutor$4.null run(null)(SingleThreadEventExecutor.java:997)
    at io.netty.util.internal.ThreadExecutorMap$2.null run(null)(ThreadExecutorMap.java:74)
    at java.base@17.0.8.1/java.lang.Thread.run(Thread.java:833)

"Netty Epoll Server IO #3" daemon prio=5 Id=190 RUNNABLE (in native)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java:209)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java:202)
    at io.netty.channel.epoll.EpollEventLoop.null epollWaitNoTimerChange(null)(EpollEventLoop.java:316)
    at io.netty.channel.epoll.EpollEventLoop.null run(null)(EpollEventLoop.java:373)
    at io.netty.util.concurrent.SingleThreadEventExecutor$4.null run(null)(SingleThreadEventExecutor.java:997)
    at io.netty.util.internal.ThreadExecutorMap$2.null run(null)(ThreadExecutorMap.java:74)
    at java.base@17.0.8.1/java.lang.Thread.run(Thread.java:833)

"Netty Epoll Server IO #4" daemon prio=5 Id=271 RUNNABLE (in native)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java:209)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java:202)
    at io.netty.channel.epoll.EpollEventLoop.null epollWaitNoTimerChange(null)(EpollEventLoop.java:316)
    at io.netty.channel.epoll.EpollEventLoop.null run(null)(EpollEventLoop.java:373)
    at io.netty.util.concurrent.SingleThreadEventExecutor$4.null run(null)(SingleThreadEventExecutor.java:997)
    at io.netty.util.internal.ThreadExecutorMap$2.null run(null)(ThreadExecutorMap.java:74)
    at java.base@17.0.8.1/java.lang.Thread.run(Thread.java:833)

"Netty Epoll Server IO #5" daemon prio=5 Id=272 RUNNABLE (in native)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java:209)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java:202)
    at io.netty.channel.epoll.EpollEventLoop.null epollWaitNoTimerChange(null)(EpollEventLoop.java:316)
    at io.netty.channel.epoll.EpollEventLoop.null run(null)(EpollEventLoop.java:373)
    at io.netty.util.concurrent.SingleThreadEventExecutor$4.null run(null)(SingleThreadEventExecutor.java:997)
    at io.netty.util.internal.ThreadExecutorMap$2.null run(null)(ThreadExecutorMap.java:74)
    at java.base@17.0.8.1/java.lang.Thread.run(Thread.java:833)

"Netty Epoll Server IO #6" daemon prio=5 Id=378 RUNNABLE (in native)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java:209)
    at io.netty.channel.epoll.Native.null epollWait(null)(Native.java:202)
    at io.netty.channel.epoll.EpollEventLoop.null epollWaitNoTimerChange(null)(EpollEventLoop.java:316)
    at io.netty.channel.epoll.EpollEventLoop.null run(null)(EpollEventLoop.java:373)
    at io.netty.util.concurrent.SingleThreadEventExecutor$4.null run(null)(SingleThreadEventExecutor.java:997)
    at io.netty.util.internal.ThreadExecutorMap$2.null run(null)(ThreadExecutorMap.java:74)
    at java.base@17.0.8.1/java.lang.Thread.run(Thread.java:833)

"IO-Worker-637" prio=8 Id=681 RUNNABLE
 
Stacktrace:
    at net.minecraft.server.dedicated.ServerWatchdog.void run()(ServerWatchdog.java:63)
    at java.base/java.lang.Thread.run(Thread.java:833)
-- Performance stats --
Details:
    Random tick rate: 3
    Level stats: ResourceKey[minecraft:dimension / minecraft:overworld]: players: 0, entities: 92,92,53,529,529,0,0 [minecraft:sheep:23,minecraft:chicken:17,minecraft:pig:13,minecraft:item:13,minecraft:chest_minecart:9], block_entities: 55 [minecraft:mob_spawner:43,minecraft:sign:8,minecraft:hanging_sign:1,minecraft:furnace:1,minecraft:bell:1], block_ticks: 1062, fluid_ticks: 2309, chunk_source: Chunks[S] W: 2209 E: 92,92,53,529,529,0,0,
ResourceKey[minecraft:dimension / minecraft:the_end]: players: 0, entities: 0,0,0,0,0,0,0 [], block_entities: 0 [], block_ticks: 0, fluid_ticks: 0, chunk_source: Chunks[S] W: 0 E: 0,0,0,0,0,0,0,
ResourceKey[minecraft:dimension / minecraft:the_nether]: players: 0, entities: 0,0,0,0,0,0,0 [], block_entities: 0 [], block_ticks: 0, fluid_ticks: 0, chunk_source: Chunks[S] W: 0 E: 0,0,0,0,0,0,0
-- System Details --
Details:
    Minecraft Version: 1.20.2
    Minecraft Version ID: 1.20.2
    Operating System: Linux (amd64) version 5.4.0
    Java Version: 17.0.8.1, Private Build
    Java VM Version: OpenJDK 64-Bit Server VM (mixed mode, sharing), Private Build
    Memory: 2925736640 bytes (2790 MiB) / 6408896512 bytes (6112 MiB) up to 17179869184 bytes (16384 MiB)
    CPUs: 8
    Processor Vendor: GenuineIntel
    Processor Name: Intel(R) Xeon(R) CPU E5-2680 v3 @ 2.50GHz
    Identifier: Intel64 Family 6 Model 63 Stepping 2
    Microarchitecture: Haswell (Server)
    Frequency (GHz): 2.50
    Number of physical packages: 1
    Number of physical CPUs: 10
    Number of logical CPUs: 10
    Graphics card #0 name: unknown
    Graphics card #0 vendor: unknown
    Graphics card #0 VRAM (MB): 0.00
    Graphics card #0 deviceId: unknown
    Graphics card #0 versionInfo: unknown
    Virtual memory max (MB): 0.00
    Virtual memory used (MB): 8267.82
    Swap memory total (MB): 0.00
    Swap memory used (MB): 0.00
    JVM Flags: 2 total; -Xms1G -Xmx16G
    Server Running: true
    Player Count: 0 / 10; []
    Data Packs: vanilla, file/sparetheanimals2.0
    Enabled Feature Flags: minecraft:vanilla
    World Generation: Stable
    Is Modded: Probably not. Server jar signature and brand is untouched
    Type: Dedicated Server (map_server.txt)
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