Beginning in January 2024, CircleCI has scheduled several brownout periods to draw attention to the upcoming deprecation. During these periods, your work that uses these images will temporarily fail, acting as a reminder to update your images.
Your team’s images
We’ve identified that your team is currently using the following images planned for deprecation:
crystal/distribution_scripts_tests/dist_docker/ubuntu-2004:202201-02
crystal/distribution_scripts_tests/dist_docs/ubuntu-2004:202201-02
crystal/distribution_scripts_tests/dist_linux/ubuntu-2004:202201-02
crystal/distribution_scripts_tests/test_dist_linux_on_docker/ubuntu-2004:202201-02
https://discuss.circleci.com/t/linux-image-deprecations-and-eol-for-2024/50177
fixed in https://github.com/crystal-lang/crystal/commit/9b7850b4582fe51693c4bd77bcbd33d291534d94