Fixed #3173

core/src/mindustry/game/SectorInfo.java

@@ -208,8 +208,7 @@ public class SectorInfo{
                 }
 
                 //get item delta
-                //TODO is preventing negative production a good idea?
-                int delta = Math.max(ent == null ? 0 : coreItemCounts[item.id], 0);
+                int delta = coreItemCounts[item.id];
 
                 //store means
                 stat.means.add(delta);

gradle.properties

@@ -1,3 +1,3 @@
 org.gradle.daemon=true
 org.gradle.jvmargs=-Xms256m -Xmx1024m
-archash=c489db42c3beae10116bd3baae6d21b1a70955ea
+archash=ddc3e52e7c4f534a22f4f69be22a7c32a9589784