cppcheck timesout on nightly_osx_release CI

[azeey]

Bug report

Required Info:

• Operating System:
  • macOS Mojave
• Installation type:
  • source
• Version or commit hash:
  • 01d6f52

Steps to reproduce issue

cppcheck is timing out since #1218. See builds 1797 and 1798. Here's the console log:

2: Test command: /Users/osrf/jenkins-agent/workspace/nightly_osx_release/venv/bin/python3 "-u" "/Users/osrf/jenkins-agent/workspace/nightly_osx_release/ws/install/ament_cmake_test/share/ament_cmake_test/cmake/run_test.py" "/Users/osrf/jenkins-agent/workspace/nightly_osx_release/ws/build/rclcpp/test_results/rclcpp/cppcheck.xunit.xml" "--package-name" "rclcpp" "--output-file" "/Users/osrf/jenkins-agent/workspace/nightly_osx_release/ws/build/rclcpp/ament_cppcheck/cppcheck.txt" "--command" "/Users/osrf/jenkins-agent/workspace/nightly_osx_release/ws/install/ament_cppcheck/bin/ament_cppcheck" "--xunit-file" "/Users/osrf/jenkins-agent/workspace/nightly_osx_release/ws/build/rclcpp/test_results/rclcpp/cppcheck.xunit.xml" "--include_dirs" "/Users/osrf/jenkins-agent/workspace/nightly_osx_release/ws/src/ros2/rclcpp/rclcpp/include"
2: Test timeout computed to be: 180
2: -- run_test.py: invoking following command in '/Users/osrf/jenkins-agent/workspace/nightly_osx_release/ws/src/ros2/rclcpp/rclcpp':
2:  - /Users/osrf/jenkins-agent/workspace/nightly_osx_release/ws/install/ament_cppcheck/bin/ament_cppcheck --xunit-file /Users/osrf/jenkins-agent/workspace/nightly_osx_release/ws/build/rclcpp/test_results/rclcpp/cppcheck.xunit.xml --include_dirs /Users/osrf/jenkins-agent/workspace/nightly_osx_release/ws/src/ros2/rclcpp/rclcpp/include
 2/70 Test  #2: cppcheck ....................................***Timeout 180.44 sec

The previous build took 163 seconds.

Expected behavior

cppcheck fails due to timeout

Actual behavior

cppcheck passes