diff -u memcached-1.4.13/debian/changelog memcached-1.4.13/debian/changelog
--- memcached-1.4.13/debian/changelog
+++ memcached-1.4.13/debian/changelog
@@ -1,3 +1,12 @@
+memcached (1.4.13-0ubuntu2) precise; urgency=low
+
+  * Fix FTBFS due to racey test case:
+    - d/patches/50_fix_racey_test.patch: Cherry picked patch from 
+      upstream bug tracker which endeavours to avoid the race condition.
+      Thanks to Clint Byrum for this fix.
+
+ -- James Page <james.page@ubuntu.com>  Wed, 04 Apr 2012 17:21:16 +0100
+
 memcached (1.4.13-0ubuntu1) precise; urgency=low
 
   * New upstream release.
diff -u memcached-1.4.13/debian/patches/series memcached-1.4.13/debian/patches/series
--- memcached-1.4.13/debian/patches/series
+++ memcached-1.4.13/debian/patches/series
@@ -4,0 +5 @@
+60_fix_racey_test.patch
only in patch2:
unchanged:
--- memcached-1.4.13.orig/debian/patches/60_fix_racey_test.patch
+++ memcached-1.4.13/debian/patches/60_fix_racey_test.patch
@@ -0,0 +1,32 @@
+Description: Avoid race condition in test by re-trying up to 5 times
+Author: Clint Byrum <clint@ubuntu.com>
+Origin: http://code.google.com/p/memcached/issues/detail?id=252
+
+Index: memcached/testapp.c
+===================================================================
+--- memcached.orig/testapp.c	2012-04-04 17:19:28.610145255 +0100
++++ memcached/testapp.c	2012-04-04 17:29:03.231682461 +0100
+@@ -382,8 +382,8 @@
+     if (daemon) {
+         /* loop and wait for the pid file.. There is a potential race
+          * condition that the server just created the file but isn't
+-         * finished writing the content, but I'll take the chance....
+-         */
++         * finished writing the content, so we loop a few times
++         * reading as well */
+         while (access(pid_file, F_OK) == -1) {
+             usleep(10);
+         }
+@@ -394,7 +394,11 @@
+                     strerror(errno));
+             assert(false);
+         }
+-        assert(fgets(buffer, sizeof(buffer), fp) != NULL);
++
++        /* Avoid race by retrying 20 times */
++        for (int x = 0; x < 20 && fgets(buffer, sizeof(buffer), fp) == NULL; x++) {
++            usleep(10);
++        }
+         fclose(fp);
+ 
+         int32_t val;