has been changed recently and now this default setting is very awkward
to change for the dgit user.
+ Bugfixes:
+ * When cleaning up after failed clone, stat the to-be-cleaned-up
+ directory before running rmtree on it. Closes:#796773.
+
Test suite:
* When sbuild fails, do not crash due to sed not finding the log
file. Instead, simply tolerate the absence of the log file.