Extra debug output in test.

Fix a debug output for a failing case and add the stack trace details as
we have it.

Change-Id: I634c1743a7714a661d23905eccbd5044e48487e6
diff --git a/test/077-method-override/src/Main.java b/test/077-method-override/src/Main.java
index 2d10ee0..84bdf35 100644
--- a/test/077-method-override/src/Main.java
+++ b/test/077-method-override/src/Main.java
@@ -38,6 +38,7 @@
         } catch (NoSuchMethodError nsme) {
             /* NSME is subclass of ICCE, so check it explicitly */
             System.err.println("Got NSME - ovws");
+            nsme.printStackTrace(System.err);
         } catch (IncompatibleClassChangeError icce) {
             System.out.println("Got expected exception - ovws");
         }
@@ -45,7 +46,8 @@
         try {
             ((Base)derived).overrideStaticWithVirtual();
         } catch (NoSuchMethodError nsme) {
-            System.err.println("Got NSME - ovws");
+            System.err.println("Got NSME - oswv");
+            nsme.printStackTrace(System.err);
         } catch (IncompatibleClassChangeError icce) {
             System.out.println("Got expected exception - oswv");
         }