[fix] Fixes issue #4

We need to sleep for 1s after killing processes and before we attempt to
remove a container.  However, the sleep was done too early.
1 job for <span class="ref-name">fix-kill-content</span> in 34 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #16372
integration
integration.test

00:00:34