you can view the slides at the following link:
https://speakerdeck.com/panini/fixing-broken-robots-android-mutation-testing
The demo app is used to show how to use PITest, and doesn't actually run. 😇
You can run pitest using the following command:
$> ./gradlew pitestDebug
This will run pitest, and generate a coverage report in the app/build/reports directory