diff --git a/java/com/google/gerrit/server/project/SubmitRuleEvaluator.java b/java/com/google/gerrit/server/project/SubmitRuleEvaluator.java
index a7bfd9bccd..988609889e 100644
--- a/java/com/google/gerrit/server/project/SubmitRuleEvaluator.java
+++ b/java/com/google/gerrit/server/project/SubmitRuleEvaluator.java
@@ -97,7 +97,6 @@ public class SubmitRuleEvaluator {
   private SubmitRuleOptions opts;
   private Change change;
   private boolean logErrors = true;
-  private long reductionsConsumed;
   private ProjectState projectState;
 
   private Term submitRule;
@@ -178,11 +177,6 @@ public class SubmitRuleEvaluator {
     return this;
   }
 
-  /** @return Prolog reductions consumed during evaluation. */
-  public long getReductionsConsumed() {
-    return reductionsConsumed;
-  }
-
   /**
    * Evaluate the submit rules.
    *
@@ -461,8 +455,6 @@ public class SubmitRuleEvaluator {
             String.format(
                 "Exception calling %s on change %d of %s", sr, cd.getId().get(), getProjectName()),
             err);
-      } finally {
-        reductionsConsumed = env.getReductions();
       }
 
       Term resultsTerm = toListTerm(results);
@@ -547,8 +539,6 @@ public class SubmitRuleEvaluator {
                 "Exception calling %s on change %d of %s",
                 filterRule, cd.getId().get(), parentState.getName()),
             err);
-      } finally {
-        reductionsConsumed += env.getReductions();
       }
       childEnv = parentEnv;
     }
diff --git a/java/com/google/gerrit/server/restapi/change/TestSubmitRule.java b/java/com/google/gerrit/server/restapi/change/TestSubmitRule.java
index a684d3623a..e5ebf758bf 100644
--- a/java/com/google/gerrit/server/restapi/change/TestSubmitRule.java
+++ b/java/com/google/gerrit/server/restapi/change/TestSubmitRule.java
@@ -84,9 +84,6 @@ public class TestSubmitRule implements RestModifyView<RevisionResource, TestSubm
     for (SubmitRecord r : records) {
       out.add(new Record(r, accounts));
     }
-    if (!out.isEmpty()) {
-      out.get(0).prologReductionCount = evaluator.getReductionsConsumed();
-    }
     accounts.fill();
     return out;
   }
@@ -99,7 +96,6 @@ public class TestSubmitRule implements RestModifyView<RevisionResource, TestSubm
     Map<String, None> need;
     Map<String, AccountInfo> may;
     Map<String, None> impossible;
-    Long prologReductionCount;
 
     Record(SubmitRecord r, AccountLoader accounts) {
       this.status = r.status;