🧑‍🌾 check_node_launch_test failing consistently in Iron and Humble Connext

[Crola1702]

Bug report

Required Info:

• Operating System:
  • Ubuntu Jammy
• Installation type:
  • Source
• Version or commit hash:
  • Iron and Humble
• DDS implementation:
  • RTI Connext

Steps to reproduce issue

1. Run a build in Humble or Iron connect
   2 See check_node_launch_test fail

Additional information

Reference build:

• Ici__nightly-connext_ubuntu_jammy_amd64#151
• Hci__nightly-connext_ubuntu_jammy_amd64#258

Test regression:

• launch_testing_ros.test.examples.check_node_launch_test.check_node_launch_test

Log output:

=================================== FAILURES ===================================
_____________________ launch tests: check_node_launch_test _____________________

======================================================================================================================================================================================================
FAIL: check_node_launch_test.TestFixture.test_node_start
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Traceback (most recent call last):
  File "/tmp/ws/src/ros2/launch_ros/launch_testing_ros/test/examples/check_node_launch_test.py", line 56, in test_node_start
    assert node.wait_for_node('demo_node_1', 8.0), 'Node not found !'
AssertionError: Node not found !
assert False
 +  where False = <bound method MakeTestNode.wait_for_node of <check_node_launch_test.MakeTestNode object at 0x7facd297a770>>('demo_node_1', 8.0)
 +    where <bound method MakeTestNode.wait_for_node of <check_node_launch_test.MakeTestNode object at 0x7facd297a770>> = <check_node_launch_test.MakeTestNode object at 0x7facd297a770>.wait_for_node
----------------------------- Captured stdout call -----------------------------
[INFO] [launch]: All log files can be found below /home/buildfarm/.ros/log/2024-07-28-02-14-25-762362-2ab081e793eb-417268
[INFO] [launch]: Default logging verbosity is set to INFO
RTI Connext DDS Non-commercial license is for academic, research, evaluation and personal use only. USE FOR COMMERCIAL PURPOSES IS PROHIBITED. See RTI_LICENSE.TXT for terms. Download free tools at rti.com/ncl. License issued to Non-Commercial User [email protected] For non-production use only.
Expires on 00-jan-00 See www.rti.com for more information.
Waiting for node...
[INFO] [python3-2]: process started with pid [417328]
[python3-2] [INFO] [1722161673.935245860] [demo_node_1]: Publishing: "Hello World: 0"
[python3-2] [INFO] [1722161674.918469191] [demo_node_1]: Publishing: "Hello World: 1"
[INFO] [python3-2]: sending signal 'SIGINT' to process[python3-2]
[python3-2] Traceback (most recent call last):
[python3-2]   File "/tmp/ws/src/ros2/launch_ros/launch_testing_ros/test/examples/talker.py", line 52, in <module>
[python3-2]     main()
[python3-2]   File "/tmp/ws/src/ros2/launch_ros/launch_testing_ros/test/examples/talker.py", line 48, in main
[python3-2]     rclpy.shutdown()
[python3-2]   File "/tmp/ws/install_isolated/rclpy/lib/python3.10/site-packages/rclpy/__init__.py", line 126, in shutdown
[python3-2]     _shutdown(context=context)
[python3-2]   File "/tmp/ws/install_isolated/rclpy/lib/python3.10/site-packages/rclpy/utilities.py", line 82, in shutdown
[python3-2]     context.shutdown()
[python3-2]   File "/tmp/ws/install_isolated/rclpy/lib/python3.10/site-packages/rclpy/context.py", line 102, in shutdown
[python3-2]     self.__context.shutdown()
[python3-2] rclpy._rclpy_pybind11.RCLError: failed to shutdown: rcl_shutdown already called on the given context, at /tmp/ws/src/ros2/rcl/rcl/src/rcl/init.c:333
[ERROR] [python3-2]: process has died [pid 417328, exit code 1, cmd '/usr/bin/python3 /tmp/ws/src/ros2/launch_ros/launch_testing_ros/test/examples/talker.py --ros-args -r __node:=demo_node_1'].
----------------------------- Captured stderr call -----------------------------
test_node_start (check_node_launch_test.TestFixture) ... FAIL

======================================================================
FAIL: test_node_start (check_node_launch_test.TestFixture)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/tmp/ws/src/ros2/launch_ros/launch_testing_ros/test/examples/check_node_launch_test.py", line 56, in test_node_start
    assert node.wait_for_node('demo_node_1', 8.0), 'Node not found !'
AssertionError: Node not found !
assert False
 +  where False = <bound method MakeTestNode.wait_for_node of <check_node_launch_test.MakeTestNode object at 0x7facd377a8f0>>('demo_node_1', 8.0)
 +    where <bound method MakeTestNode.wait_for_node of <check_node_launch_test.MakeTestNode object at 0x7facd377a8f0>> = <check_node_launch_test.MakeTestNode object at 0x7facd377a8f0>.wait_for_node

----------------------------------------------------------------------
Ran 1 test in 8.316s

FAILED (failures=1)

[mjcarroll]

Maintenance triage meeting elected to backlog this. This falls in the lowest priority set of CI jobs, so it is unlikely to get looked at in the near future.