configuration timeout for a different groups triggers test error

#### What are you trying to achieve?

configuration timeout for a different groups triggers test error and makes codeceptjs hangup.
error:
`Error: tracing.stop: Target page, context or browser has been closed`

configuration example (in codecept.config.js file)

timeout: [
10, // default timeout is 10secs

// but increase timeout for slow tests
{
grep: '@slow',
Feature: 50
},
]

#### What do you get instead?

> Provide console output if related. Use `--verbose` mode for more details.

```bash
# paste output here
```

> Provide test source code if related

```js
// paste test
```

### Details

* CodeceptJS version: 3.5.6
* NodeJS Version: 8.12.0
* Operating System: Mac,Linux
* puppeteer || webdriverio || testcafe version (if related)
* Configuration file:

# paste config here
```