just mappings

src/main/java/carpet/mixins/ServerChunkManagerMixin.java

@@ -36,12 +36,12 @@ public abstract class ServerChunkManagerMixin implements ServerChunkManagerInter
 
     @Redirect(method = "tickChunks", at = @At(
             value = "INVOKE",
-            target = "Lnet/minecraft/server/world/ChunkTicketManager;getSpawningChunkCount()I"
+            target = "Lnet/minecraft/server/world/ChunkTicketManager;getTickedChunkCount()I"
     ))
     //this runs once per world spawning cycle. Allows to grab mob counts and count spawn ticks
     private int setupTracking(ChunkTicketManager chunkTicketManager)
     {
-        int j = chunkTicketManager.getSpawningChunkCount();
+        int j = chunkTicketManager.getTickedChunkCount();
         RegistryKey<World> dim = this.world.getRegistryKey(); // getDimensionType;
         //((WorldInterface)world).getPrecookedMobs().clear(); not needed because mobs are compared with predefined BBs
         SpawnReporter.chunkCounts.put(dim, j);

src/main/java/carpet/mixins/WorldRenderer_fogOffMixin.java

@@ -1,7 +1,7 @@
 package carpet.mixins;
 
 import carpet.CarpetSettings;
-import net.minecraft.client.render.SkyProperties;
+import net.minecraft.client.render.DimensionEffects;
 import net.minecraft.client.render.WorldRenderer;
 //import net.minecraft.world.dimension.Dimension;
 import org.spongepowered.asm.mixin.Mixin;
@@ -13,9 +13,9 @@ public class WorldRenderer_fogOffMixin
 {
     @Redirect(method = "render", require = 0, expect = 0, at = @At(
             value = "INVOKE",
-            target = "Lnet/minecraft/client/render/SkyProperties;useThickFog(II)Z"
+            target = "Lnet/minecraft/client/render/DimensionEffects;useThickFog(II)Z"
     ))
-    private boolean isReallyThick(SkyProperties skyProperties, int x, int z)
+    private boolean isReallyThick(DimensionEffects skyProperties, int x, int z)
     {
         if (CarpetSettings.fogOff) return false;
         return skyProperties.useThickFog(x, z);