Print exception to log instead of stderr

Change-Id: Ib4ecad88ba81ba3ba14d1fbcc1581ef4c16a3abb
diff --git a/apps/test/distributed-primitives/src/main/java/org/onosproject/distributedprimitives/cli/CounterTestIncrementCommand.java b/apps/test/distributed-primitives/src/main/java/org/onosproject/distributedprimitives/cli/CounterTestIncrementCommand.java
index 12c8140..d93ad78 100644
--- a/apps/test/distributed-primitives/src/main/java/org/onosproject/distributedprimitives/cli/CounterTestIncrementCommand.java
+++ b/apps/test/distributed-primitives/src/main/java/org/onosproject/distributedprimitives/cli/CounterTestIncrementCommand.java
@@ -92,7 +92,8 @@
         } catch (InterruptedException e) {
             return;
         } catch (ExecutionException | TimeoutException e) {
-            e.printStackTrace();
+            print("Error executing command");
+            log.error("Error executing command counter-test-increment", e);
         }
     }
 }