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When working with Go channels you must not set it to nil or else the channel will block forever. It will not panic reading from a nil chan but it blocks. The correct way to do this is to create the channel then close it as the correct results to the caller will be returned. Signed-off-by: Michael Crosby <crosbymichael@gmail.com> Upstream-commit: 7061a993c5b620d6e68450f1b90f3458bfa1add0 Component: engine