add some debugging info, was able to run the failed synchronize test locally just fine using test framework, not sure what's going on

ansible_mitogen/mixins.py

@@ -378,6 +378,12 @@ class ActionModuleMixin(ansible.plugins.action.ActionBase):
         if module_name == 'ansible.legacy.ping' and type(self).__name__ == 'wait_for_connection':
             self._connection.context = None
 
+        if module_name == 'ansible.posix.synchronize':
+            print("SYNCHRONIZE")
+        else:
+            print("NOT SYNCHRONIZE")
+        print(type(self._connection))
+
         self._connection._connect()
         result = ansible_mitogen.planner.invoke(
             ansible_mitogen.planner.Invocation(

tests/ansible/run_ansible_playbook.py

@@ -4,7 +4,7 @@
 import json
 import os
 import sys
-
+from __future__ import print_function
 
 GIT_BASEDIR = os.path.dirname(
     os.path.abspath(
@@ -58,4 +58,5 @@ else:
 
 args += ['-e', json.dumps(extra)]
 args += sys.argv[1:]
+print(args[0], "--", args)
 os.execvp(args[0], args)