ildren</i> coroutines to finish before completing and fails through an intermediate <i>failing</i> state.</p><ul><li><p class="paragraph">onStart is invoked when the coroutine was created in non-active state and is being Job.start.</p></li><li><p class="paragraph">onCancelling is invoked as soon as the coroutine starts being cancelled for any reason (or completes).</p></li><li><p class="paragraph">onCompleted is invoked when the coroutine completes with a value.</p></li><li><p class="paragraph">onCancelled 