Implicit non-nullability for fields

core/src/mindustry/world/blocks/defense/turrets/PowerTurret.java

@@ -1,11 +1,10 @@
 package mindustry.world.blocks.defense.turrets;
 
-import arc.util.ArcAnnotate.*;
 import mindustry.entities.bullet.*;
 import mindustry.world.meta.*;
 
 public class PowerTurret extends Turret{
-    public @NonNull BulletType shootType;
+    public BulletType shootType;
     public float powerUse = 1f;
 
     public PowerTurret(String name){

core/src/mindustry/world/blocks/defense/turrets/Turret.java

@@ -152,7 +152,7 @@ public abstract class Turret extends Block{
         public boolean logicShooting = false;
         public @Nullable Posc target;
         public Vec2 targetPos = new Vec2();
-        public @NonNull BlockUnitc unit = Nulls.blockUnit;
+        public BlockUnitc unit = Nulls.blockUnit;
 
         @Override
         public float range(){

core/src/mindustry/world/blocks/environment/Floor.java

@@ -37,7 +37,7 @@ public class Floor extends Block{
     /** Effect displayed when drowning on this floor. */
     public Effect drownUpdateEffect = Fx.bubble;
     /** Status effect applied when walking on. */
-    public @NonNull StatusEffect status = StatusEffects.none;
+    public StatusEffect status = StatusEffects.none;
     /** Intensity of applied status effect. */
     public float statusDuration = 60f;
     /** liquids that drop from this block, used for pumps */

core/src/mindustry/world/blocks/production/Separator.java

@@ -3,12 +3,11 @@ package mindustry.world.blocks.production;
 import arc.*;
 import arc.graphics.g2d.*;
 import arc.math.*;
-import arc.util.ArcAnnotate.*;
 import arc.util.io.*;
 import mindustry.annotations.Annotations.*;
 import mindustry.gen.*;
-import mindustry.type.*;
 import mindustry.graphics.*;
+import mindustry.type.*;
 import mindustry.world.*;
 import mindustry.world.consumers.*;
 import mindustry.world.meta.*;
@@ -18,7 +17,7 @@ import mindustry.world.meta.values.*;
  * Extracts a random list of items from an input item and an input liquid.
  */
 public class Separator extends Block{
-    public @NonNull ItemStack[] results;
+    public ItemStack[] results;
     public float craftTime;
 
     public @Load("@-liquid") TextureRegion liquidRegion;

core/src/mindustry/world/blocks/storage/CoreBlock.java

@@ -154,7 +154,7 @@ public class CoreBlock extends StorageBlock{
     public class CoreBuild extends Building implements ControlBlock{
         public int storageCapacity;
         //note that this unit is never actually used for control; the possession handler makes the player respawn when this unit is controlled
-        public @NonNull BlockUnitc unit = Nulls.blockUnit;
+        public BlockUnitc unit = Nulls.blockUnit;
 
         @Override
         public void created(){