test_env = os.environ.copy()
test_env["LTTNG_UST_REGISTER_TIMEOUT"] = "-1"
-td_process = subprocess.Popen(test_path + "type-declarations", stdout=subprocess.PIPE, stderr=subprocess.PIPE, env=test_env)
+td_process = subprocess.Popen(test_path + "type-declarations", stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL, env=test_env)
td_process.wait()
print_test_result(td_process.returncode == 0, current_test, "Test application exited normally")