portal suffocation and antiCheat disabled.

src/main/java/carpet/mixins/IntegratedServerMixin.java

@@ -1,17 +1,19 @@
 package carpet.mixins;
 
 import carpet.CarpetServer;
+import com.google.gson.JsonElement;
 import net.minecraft.server.integrated.IntegratedServer;
+import net.minecraft.world.level.LevelGeneratorType;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.injection.At;
 import org.spongepowered.asm.mixin.injection.Inject;
-import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 
 @Mixin(IntegratedServer.class)
 public class IntegratedServerMixin
 {
-    @Inject(method = "setupServer", at = @At("TAIL"))
-    private void onSetupServerIntegrated(CallbackInfoReturnable<Boolean> cir) {
+    @Inject(method = "loadWorld", at = @At("HEAD"))
+    private void onSetupServerIntegrated(String string_1, String string_2, long long_1, LevelGeneratorType levelGeneratorType_1, JsonElement jsonElement_1, CallbackInfo ci) {
         CarpetServer.onServerLoaded((IntegratedServer) (Object) this);
     }
 }