I believe you are correct. That the loss in the ROTH doesn't make up for the excess contributions.
Here is a link to IRS IRA information. At the bottom of the page are links for further information.
https://www.irs.gov/retirement-plans/plan-participant-employee/retirement-topics-ira-contribution-li...
**Disclaimer: Effort has been made to offer correct information; but due to the discussion forum limitations, the poster disclaims any legal responsibility for the accuracy of the poster's response**
