Traceback (most recent call last):


 "/usr/local/lib/python3.6/site-packages/maestro/__main__.py", line 173, in execute

getattr(c, options.command)(**vars(options))


 "/usr/local/lib/python3.6/site-packages/maestro/maestro.py", line 305, in start

auditor=self.auditor).run()


 "/usr/local/lib/python3.6/site-packages/maestro/plays/__init__.py", line 160, in run

self._end()


 "/usr/local/lib/python3.6/site-packages/maestro/plays/__init__.py", line 148, in _end

exceptions.raise_with_tb(self._error)


 "/usr/local/lib/python3.6/site-packages/maestro/exceptions.py", line 20, in raise_with_tb

raise info[1].with_traceback(info[2])


 "/usr/local/lib/python3.6/site-packages/maestro/plays/__init__.py", line 99, in act

task.run(auditor=self._auditor)


 "/usr/local/lib/python3.6/site-packages/maestro/plays/tasks.py", line 95, in run

exceptions.raise_with_tb()


 "/usr/local/lib/python3.6/site-packages/maestro/exceptions.py", line 20, in raise_with_tb

raise info[1].with_traceback(info[2])


 "/usr/local/lib/python3.6/site-packages/maestro/plays/tasks.py", line 87, in run

self._run()


 "/usr/local/lib/python3.6/site-packages/maestro/plays/tasks.py", line 164, in _run

self.container, '\n'.join(error).strip())
TypeError: sequence item 1: expected str instance, bytes found

Traceback (most recent call last):


 "/usr/local/bin/conductor", line 11, in <module>

load_entry_point('ansible-container', 'console_scripts', 'conductor')()


 "/_ansible/container/__init__.py", line 19, in __wrapped__

return fn(*args, **kwargs)


 "/_ansible/container/cli.py", line 392, in conductor_commandline

**params)


 "/_ansible/container/__init__.py", line 19, in __wrapped__

return fn(*args, **kwargs)


 "/_ansible/container/core.py", line 800, in conductorcmd_build

with_name=is_last_role)


 "/_ansible/container/docker/engine.py", line 87, in __wrapped__

return fn(self, *args, **kwargs)


 "/_ansible/container/__init__.py", line 19, in __wrapped__

return fn(*args, **kwargs)


 "/_ansible/container/docker/engine.py", line 623, in commit_role_as_layer

image_config = utils.metadata_to_image_config(metadata)


 "/_ansible/container/utils/__init__.py", line 152, in metadata_to_image_config

config[key] = (translator(metadata[metadata_key]) if translator


 "/_ansible/container/utils/__init__.py", line 113, in format_environment

return ['='.join(tpl) for tpl in iteritems(to_return)]
TypeError: sequence item 1: expected string, CommentedSeq found
