--- udev-173.orig/test/udev-test.pl	2011-07-31 15:16:16.000000000 +0000
+++ udev-173/test/udev-test.pl	2011-11-27 13:44:32.000000000 +0000
@@ -1682,7 +1682,7 @@
 			print " as expected\n";
 		} else {
 			print "\n";
-			system("tree $udev_root");
+			#system("tree $udev_root");
 			print "\n";
 			$error++;
 			sleep(1);
@@ -1702,7 +1702,7 @@
 			print " as expected\n";
 		} else {
 			print "\n";
-			system("tree $udev_root");
+			#system("tree $udev_root");
 			print "\n";
 			$error++;
 			sleep(1);