I can't reproduce this on our standard testing platforms, but I'll take your word for it. Adding another X to mktemp won't affect the tools in any case because they only care about the resulting tmp dir, no matter how many random chars it has.
I can't reproduce this on our standard testing platforms, but I'll take your word for it. Adding another X to mktemp won't affect the tools in any case because they only care about the resulting tmp dir, no matter how many random chars it has.