Further coverage tests.

FossilOrigin-Name: 98a9713e0030a36ea99a18a12a2e7685c6db72b3
diff --git a/test/tester.tcl b/test/tester.tcl
index 9cf4a9b..c88061e 100644
--- a/test/tester.tcl
+++ b/test/tester.tcl
@@ -749,6 +749,7 @@
       #   1.  We never hit the IO error and the SQL returned OK
       #   2.  An IO error was hit and the SQL failed
       #
+      #puts "s=$s r=$r q=$q"
       expr { ($s && !$r && !$q) || (!$s && $r && $q) }
     } {1}