check_node with error dump

gistfile1.txt

diff --git a/src/check_node.erl b/src/check_node.erl
index aeff65e..3905e5b 100644
--- a/src/check_node.erl
+++ b/src/check_node.erl
@@ -68,10 +68,10 @@ retry_connect(Name0, Number, Node, Cookie) ->
                 end;
             {error, Reason} ->
                 case Reason of
-                    {shutdown, _} ->
+                    {shutdown, Foo} ->
                         case Number < 250 of
                             true -> retry_connect(Name0, Number + 1, Node, Cookie);
-                            false -> {unknown, "Couldn't find unused nodename, too many concurrent checks.", []}
+                            false -> {unknown, "Foo ~p", [Foo]}
                         end;
                     _ ->
                         case check_cookie() of