This error indicates that the timeout branch of a statement such
as publish, pay, fork has been given the wrong arguments.
publish, pay, fork
For example, the following code erroneously attempts to closeTo(Bob) in the event that
Alice does not publish in time:
However, the second argument of the timeout branch must be a thunk. You can fix this by
wrapping closeTo(Bob) in an arrow expression:
.timeout(5, () => closeTo(Bob));