The module sphinx-contrib-versioning seems to be not yet compatible with Sphinx>2.0. Pin Sphinx as long as build of documentation keeps hanging.
The maintenance of the underlying GitLab CI compute infrastructure is finished. All runners are back online and start to pick up jobs. Thanks for your patience.
The module sphinx-contrib-versioning seems to be not yet compatible with Sphinx>2.0. Pin Sphinx as long as build of documentation keeps hanging.