If evaluation doesn't show better results compare to the previous model, the pipeline cancels itself... It leads to auto-cancellation of Azure DevOps Build with no any particular reason that is really frustrating. At the same time, Build has own evaluation step that doesn't have any sense now.
Rather than cancel pipeline inside run we need to pass a parameter from evaluation to register model step. If no model has been register, the Evaluation pipeline in Azure DevOps Build will do its job