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🧑‍🌾 Flaky TestTimersManager.check_one_timer_cancel_doesnt_affect_other_timers failing in Windows #2436

@Crola1702

Description

@Crola1702

Bug report

Required Info:

  • Operating System:
    • Windows
  • Installation type:
    • Source
  • Version or commit hash:
    • Rolling
  • Client library (if applicable):
    • rclcpp

Steps to reproduce issue

  1. Run a build in nightly_win_rep
  2. See TestTimersManager.check_one_timer_cancel_doesnt_affect_other_timers test failure

Expected behavior

Test should pass

Actual behavior

Test is failing

Additional information

Reference build: https://ci.ros2.org/view/nightly/job/nightly_win_rep/3273/#showFailuresLink

Test regressions:

Log output:

[ RUN      ] TestTimersManager.check_one_timer_cancel_doesnt_affect_other_timers
C:\ci\ws\src\ros2\rclcpp\rclcpp\test\rclcpp\test_timers_manager.cpp(405): error: Expected: (t1_runs + 5) < (t2_runs), actual: 10 vs 11

[  FAILED  ] TestTimersManager.check_one_timer_cancel_doesnt_affect_other_timers (16 ms)

Test was added 3 weeks ago, and it's failing flaky since then (#2375)

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