:farmer: test_cli failure caused by unexpected Connext license warning in stdout

[miguelgonrod]

Generated by Generative AI

No response

Operating System:

Ubuntu Resolute

ROS version or commit hash:

Rolling

RMW implementation (if applicable):

rmw_connextdds

RMW Configuration (if applicable):

No response

Client library (if applicable):

No response

'ros2 doctor --report' output

No response

Steps to reproduce issue

1. Go to any of the jobs listed below
2. Build a job
3. See tests failing

Expected behavior

Build without test regressions

Actual behavior

Tests failing because Connext RTI licence is catched in stdout

Additional information

Reference Build

• Rci__nightly-connext_ubuntu_resolute_amd64#143
• https://ci.ros2.org/job/nightly_linux-aarch64_repeated/3697
• https://build.ros2.org/job/Rci__nightly-debug_ubuntu_resolute_amd64/142
• https://build.ros2.org/job/Rci__nightly-release_ubuntu_resolute_amd64/235
• https://ci.ros2.org/job/nightly_linux-aarch64_debug/3698
• https://ci.ros2.org/job/nightly_linux-aarch64_release/3688

Failing tests

• ros2lifecycle.ros2lifecycle.test.test_cli.test_cli

Log Output

FAIL: test_cli.TestROS2LifecycleCLI.test_set_lifecycle_node_invalid_transition[rmw_connextdds]
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Traceback (most recent call last):
  File "/tmp/ws/install_isolated/launch_testing/lib/python3.14/site-packages/launch_testing/markers.py", line 61, in _wrapper
    return func(self, *args, **kwargs)
  File "/tmp/ws/src/ros2/ros2cli/ros2lifecycle/test/test_cli.py", line 325, in test_set_lifecycle_node_invalid_transition
    assert not lifecycle_command.stdout
AssertionError: assert not '[RTI LICENSE] | RTI Connext licensed for prototype, research and non-commercial use only. USE FOR OTHER COMMERCIAL PU... User license@rti.com For non-production use only.\nPlease contact support@rti.com with any questions or comments.\n\n'
 +  where '[RTI LICENSE] | RTI Connext licensed for prototype, research and non-commercial use only. USE FOR OTHER COMMERCIAL PU... User license@rti.com For non-production use only.\nPlease contact support@rti.com with any questions or comments.\n\n' = <launch_testing.tools.process.ProcessProxy object at 0x7b172a9a0a60>.stdout

Flakyness 15 days

job_name	last_fail	first_fail	build_count	failure_count	failure_percentage
nightly_linux-aarch64_repeated	2026-09-17	2026-09-02	14	14	100.0
nightly_linux-aarch64_release	2026-09-17	2026-09-03	14	14	100.0
nightly_linux-aarch64_debug	2026-09-17	2026-09-02	14	14	100.0
Rci__nightly-connext_ubuntu_resolute_amd64	2026-09-17	2026-09-02	14	14	100.0
Rci__nightly-release_ubuntu_resolute_amd64	2026-09-16	2026-09-02	10	10	100.0
Rci__nightly-debug_ubuntu_resolute_amd64	2026-09-16	2026-09-02	11	11	100.0

The test fails because the RTI Connext license warning is unexpectedly written to stdout, causing the CLI test's empty-output assertion to fail.