sshrepo: flush stderr before connecting to the hg server

mercurial/sshrepo.py

@@ -52,6 +52,9 b' class sshrepository(remoterepository):'
         return self._url
 
     def validate_repo(self, ui, sshcmd, args, remotecmd):
+        # cleanup up previous run
+        self.cleanup()
+
         cmd = '%s %s "%s -R %s serve --stdio"'
         cmd = cmd % (sshcmd, args, remotecmd, self.path)
 
@@ -90,7 +93,7 b' class sshrepository(remoterepository):'
             if not l: break
             self.ui.status(_("remote: "), l)
 
-    def __del__(self):
+    def cleanup(self):
         try:
             self.pipeo.close()
             self.pipei.close()
@@ -101,6 +104,8 b' class sshrepository(remoterepository):'
         except:
             pass
 
+    __del__ = cleanup
+
     def do_cmd(self, cmd, **args):
         self.ui.debug(_("sending %s command\n") % cmd)
         self.pipeo.write("%s\n" % cmd)

tests/test-init.out

@@ -1,6 +1,7 b''
 # creating 'local'
 adding foo
 # init+push to remote2
+remote: abort: repository remote2 not found!
 changeset:   0:c4e059d443be
 tag:         tip
 user:        test
@@ -14,6 +15,7 b' remote: adding manifests'
 remote: adding file changes
 remote: added 1 changesets with 1 changes to 1 files
 # clone to remote1
+remote: abort: repository remote1 not found!
 searching for changes
 remote: abort: repository remote1 not found!
 remote: adding changesets