tests/datawizard/acquire_cb_insert.c: shutdown starpu before exiting

tests/datawizard/acquire_cb_insert.c

@@ -84,7 +84,11 @@ int main(int argc, char **argv)
 	if (ret == -ENODEV) return STARPU_TEST_SKIPPED;
 	STARPU_CHECK_RETURN_VALUE(ret, "starpu_init");
 
-	if(starpu_cpu_worker_get_count() == 0) return STARPU_TEST_SKIPPED;
+	if(starpu_cpu_worker_get_count() == 0)
+	{
+		starpu_shutdown();
+		return STARPU_TEST_SKIPPED;
+	}
 
 	/* Declare x */
 	starpu_variable_data_register(&x_handle, STARPU_MAIN_RAM, (uintptr_t)&x, sizeof(x));