Tropic exists with status code 0 when test file throws an exception before any test is called

[David Neubauer]

Expected behavior
Process should exit with a status code higher than 0 when there is an exception in the test file before any test is called.

Actual behavior
Process exits with a status code 0

Spotted by
https://travis-ci.com/marcelbeumer/react-shared-state-hook/builds/150458344