Inform user when he has been punished
**Describe the bug**
After resuming a swap where Bob was penalized while offline, the cli does not give a proper output, but closes unexpectedly with the message `Alice took too long to lock Monero, causing the swap to be cancelled.`

**Lost/trapped Funds**
No

**Platform (please complete the following information):**

- CLI
- Software Version: 0.9
- Operating System: All
