I found that there is no need to check is_bench multiple times if it's become false.

What type of a PR is this?

• Changes to Existing Features
• New Feature Submissions
• Bug Fix
• Breaking Change (include change in API behaviours, etc.)

Please provide enough information so that others can review your pull request:

Explain thedetails for making this change. What existing problem does the pull request solve? The following checklist could help

• Have you followed the guidelines in our Contributing document?
• Have you checked to ensure there aren't other openPull Requests for the same update/change?
• Have you lint your code locally prior to submission?
• Have you successfully run tests with your changes locally?
• Does your commit message have an explanation for your changes and why you'd like us to include them?
• Docs have been added / updated
• Tests for the changes have been added (for bug fixes / features)
• Did you modify the existing test cases? If yes, why?

Screenshots/GIFs