[PATCH] run-tests: "fix" race condition in race condition fix

[Pierre-Yves David]

On 01/22/2016 11:00 AM, Bryan O'Sullivan wrote:
> # HG changeset patch
> # User Bryan O'Sullivan <bryano at fb.com>
> # Date 1453489213 28800
> #      Fri Jan 22 11:00:13 2016 -0800
> # Branch stable
> # Node ID 6bb64e83ac188ee99528ad0237028f00047ab505
> # Parent  0b752757a0c4f30ac755389014e2af9d2e0b4a3f
> run-tests: "fix" race condition in race condition fix

After discussion with Laurent, I'm taking this as this seems strictly 
better than the current situation.

Pushed to the clowncopter.

-- 
Pierre-Yves David