Fix problem where test case timeout was not detected

after expected crash server restart. The test timeout process was killed
not restarted.

mysql-test/mysql-test-run.pl

@@ -2405,16 +2405,14 @@ sub run_testcase ($) {
     }
     mtr_verbose("Got $proc");
 
-    # ----------------------------------------------------
-    # Stop the test case timer
-    # ----------------------------------------------------
-    $test_timeout_proc->kill();
-
     # ----------------------------------------------------
     # Was it the test program that exited
     # ----------------------------------------------------
     if ($proc eq $test)
     {
+      # Stop the test case timer
+      $test_timeout_proc->kill();
+
       my $res= $test->exit_status();
 
       if ( $res == 0 )
@@ -2488,6 +2486,11 @@ sub run_testcase ($) {
       next;
     }
 
+    # ----------------------------------------------------
+    # Stop the test case timer
+    # ----------------------------------------------------
+    $test_timeout_proc->kill();
+
     # ----------------------------------------------------
     # It's not mysqltest that has exited, kill it
     # ----------------------------------------------------