bug fix

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@36623 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/model/queue/MappingWorksheet.java

@@ -143,7 +143,7 @@ public class MappingWorksheet {
         }
 
         private void execute(WorkChunk wc, WorkUnitContext wuc) {
-            assert capacity() > wc.size();
+            assert capacity() >= wc.size();
             int e = 0;
             for (SubTask s : wc) {
                 while (!get(e).isAvailable())