Merge branch 'stable-5.0'

* stable-5.0:
  Fix wrong warning message in case of lock failures

Change-Id: Ia9b813652a2f5b6c78e9587367c35c3a6c177a7a

org.eclipse.jgit/src/org/eclipse/jgit/util/FS_POSIX.java

@@ -389,7 +389,7 @@ public class FS_POSIX extends FS {
 			Integer nlink = (Integer) (Files.getAttribute(lockPath,
 					"unix:nlink")); //$NON-NLS-1$
 			if (nlink != 2) {
-				LOG.warn("nlink of link to lock file {0} was not 2 but {1}", //$NON-NLS-1$
+				LOG.warn("nlink of link to lock file {} was not 2 but {}", //$NON-NLS-1$
 						lock.getPath(), nlink);
 				return false;
 			}