[22:20:53 ERROR]: The server has stopped responding!
[22:20:57 ERROR]: Please report this to http://www.spigotmc.org/
[22:20:57 ERROR]: Be sure to include ALL relevant console errors and Minecraft crash reports
[22:20:59 ERROR]: Spigot version: git-Spigot-e8ded36-acbc348 (MC: 1.12.2)
[22:20:59 ERROR]: ------------------------------
[22:20:59 ERROR]: Server thread dump (Look for plugins here before reporting to Spigot!):
[22:21:07 ERROR]: ------------------------------
[22:21:12 ERROR]: Current Thread: Server thread
[22:21:16 ERROR]:       PID: 17 | Suspended: false | Native: false | State: RUNNABLE
[22:21:19 ERROR]:       Stack:
[22:21:20 ERROR]:               java.lang.Long.valueOf(Unknown Source)
[22:21:25 ERROR]:               org.bukkit.craftbukkit.v1_12_R1.util.LongHashSet$Itr.next(LongHashSet.java:281)
[22:21:25 ERROR]:               org.bukkit.craftbukkit.v1_12_R1.util.LongHashSet$Itr.next(LongHashSet.java:1)
[22:21:27 ERROR]:               net.minecraft.server.v1_12_R1.SpawnerCreature.getEntityCount(SpawnerCreature.java:29)
[22:21:30 ERROR]:               net.minecraft.server.v1_12_R1.SpawnerCreature.a(SpawnerCreature.java:125)
[22:21:33 ERROR]:               net.minecraft.server.v1_12_R1.WorldServer.doTick(WorldServer.java:290)
[22:21:34 ERROR]:               net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:801)
[22:21:34 ERROR]:               net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:406)
[22:21:34 ERROR]:               net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:679)
[22:21:34 ERROR]:               net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:577)
[22:21:36 ERROR]:               java.lang.Thread.run(Unknown Source)
[22:21:43 ERROR]: ------------------------------
[22:21:48 ERROR]: Entire Thread Dump:
[22:22:18 WARN]: Exception in thread "Spigot Watchdog Thread"
[22:22:23 WARN]: java.lang.OutOfMemoryError: Java heap space
[22:22:55 INFO]: jojoa lost connection: Disconnected
[22:23:08 ERROR]: Could not pass event PlayerQuitEvent to AsyncWorldEdit v3.5.4
org.bukkit.event.EventException: null
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[spigot.jar:git-Spigot-e8ded36-acbc348]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[spigot.jar:git-Spigot-e8ded36-acbc348]
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:500) [spigot.jar:git-Spigot-e8ded36-acbc348]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:485) [spigot.jar:git-Spigot-e8ded36-acbc348]
        at net.minecraft.server.v1_12_R1.PlayerList.disconnect(PlayerList.java:405) [spigot.jar:git-Spigot-e8ded36-acbc348]
        at net.minecraft.server.v1_12_R1.PlayerConnection.a(PlayerConnection.java:1106) [spigot.jar:git-Spigot-e8ded36-acbc348]
        at net.minecraft.server.v1_12_R1.NetworkManager.handleDisconnection(NetworkManager.java:321) [spigot.jar:git-Spigot-e8ded36-acbc348]
        at net.minecraft.server.v1_12_R1.ServerConnection.c(ServerConnection.java:174) [spigot.jar:git-Spigot-e8ded36-acbc348]
        at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:845) [spigot.jar:git-Spigot-e8ded36-acbc348]
        at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:406) [spigot.jar:git-Spigot-e8ded36-acbc348]
        at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:679) [spigot.jar:git-Spigot-e8ded36-acbc348]
        at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:577) [spigot.jar:git-Spigot-e8ded36-acbc348]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_201]
Caused by: java.lang.OutOfMemoryError: Java heap space
[22:24:18 ERROR]: Encountered an unexpected exception
java.lang.OutOfMemoryError: Java heap space
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