Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
>               raise exceptions.RefResolutionError(
                    "Unresolvable JSON pointer: %r" % fragment
                )
E               jsonschema.exceptions.RefResolutionError: Unresolvable JSON pointer: 'task_info'

/usr/lib/python3.9/site-packages/jsonschema/validators.py:813: RefResolutionError
reason why the tests failed