CART-855 cart: new test to catch hg_cancel failure

    - Update and enable rpc_to_ghost_rank test which tests HG_Cancel()
      to a dead rank.
    - Modify python test script for IV test so that avocado reports
      error if the server didn't shut down cleanly.

Signed-off-by: Yulu Jia <yulu.jia@intel.com>

src/crt_launch/crt_launch.c

@@ -259,6 +259,7 @@ int main(int argc, char **argv)
 	char		str_rank[255];
 	char		str_port[255];
 
+	d_log_init();
 	if (argc < 2) {
 		show_usage("Insufficient number of arguments");
 		return -1;
@@ -339,6 +340,9 @@ int main(int argc, char **argv)
 
 	if (rc == 0) {
 		/* Exec passed application with rest of arguments */
+		D_DEBUG(DB_ALL, "\n==========================================\n"
+				"= End of crt_launch, forking user app.\n"
+				"==========================================\n");
 		execve(g_opt.app_to_exec, &argv[g_opt.app_args_indx], environ);
 	}
 

src/test/test_group_rpc.h

@@ -36,8 +36,8 @@
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 #define TEST_OPC_CHECKIN	CRT_PROTO_OPC(0x010000000, 0, 0)
-#define TEST_OPC_PING_DELAY	CRT_PROTO_OPC(0x010000000, 0, 2)
 #define TEST_OPC_SHUTDOWN	CRT_PROTO_OPC(0x010000000, 0, 1)
+#define TEST_OPC_PING_DELAY	CRT_PROTO_OPC(0x010000000, 0, 2)
 
 
 #define CRT_ISEQ_TEST_PING_DELAY /* input fields */		 \