🧑‍🌾 `test_allocator_memory_strategy` failing in Rolling Connext CI

[Crola1702]

Generated by Generative AI

No response

Operating System:

Ubuntu 24.04

ROS version or commit hash:

rolling

RMW implementation (if applicable):

rmw_connextdds

RMW Configuration (if applicable):

No response

Client library (if applicable):

rclcpp

'ros2 doctor --report' output

No response

Steps to reproduce issue

1. Run a build in Rci Connext
2. See test regression fail

Expected behavior

Test should pass

Actual behavior

Test is failing flaky

Additional information

Reference build:

• Rci__nightly-connext_ubuntu_noble_amd64#587

Test regression:

• rclcpp.test_allocator_memory_strategy.gtest.missing_result

Log output:

18: [ RUN      ] TestAllocatorMemoryStrategy.get_next_waitable
18: -- run_test.py: return code -11
18: -- run_test.py: generate result file '/tmp/ws/test_results/rclcpp/test_allocator_memory_strategy.gtest.xml' with failed test
18: -- run_test.py: verify result file '/tmp/ws/test_results/rclcpp/test_allocator_memory_strategy.gtest.xml'
 18/122 Test  #18: test_allocator_memory_strategy .........................***Failed    3.60 sec

Flakyness last 15 days:

job_name	last_fail	first_fail	build_count	failure_count	failure_percentage
Rci__nightly-connext_ubuntu_noble_amd64	2025-11-10	2025-10-27	14	10	71.43

The only change that was introduced to rclcpp from the first time it happened was: https://github.com/ros2/rclcpp/pull/2952, but it doesn't seem related to the problem.

   ros2/rclcpp:
     type: git
     url: https://github.com/ros2/rclcpp.git
-    version: cd9099d85be4619878af0f47f616270448d857e2
+    version: 715a983c9fe31497317bc4545625d13a0142553e

CC: @miguelgonrod

[mjcarroll]

but it doesn't seem related to the problem.

I would agree from an initial look.