I am seeing this Intervention in the JavaScript console in Chrome:
[Intervention] Unable to preventDefault inside passive event listener due to target being treated as passive. See https://www.chromestatus.com/features/5093566007214080
In:
Swipeout._this.onCloseSwipe @ Swipeout.js:47
OS: macOS 10.13.5
Chrome: 67.0.3396.99 (64-bit)