Given following log snippets, their explanation, and nothing else, explain what failure, if any, occurred during build of this package.

  Snippets are in a format of [X] : [Y], where [X] is a log snippet, and [Y] is the explanation.

  Snippets are delimited with '================'.

  Drawing on information from all snippets, provide a concise explanation of the issue and recommend a solution.

  Explanation of the issue, and recommended solution, should take a handful of sentences.

  Snippets:

  [
Copr build error: Build fail]: [Final build failure message.]
=============
[FAILED tests/acceptance_tests/test_language_support.py::test_languages_query_results_match_javascript_results
FAILED tests/acceptance_tests/test_language_support.py::test_js_serialized_lang_index_can_be_loaded_and_produces_same_results
FAILED tests/acceptance_tests/test_language_support.py::test_serialized_lang_index_can_be_loaded_in_js_and_produces_same_results
FAILED tests/acceptance_tests/test_language_support.py::test_serialized_multilang_index_can_be_loaded_in_js_and_results_equal
FAILED tests/acceptance_tests/test_mkdocs.py::test_mkdocs_produces_same_results
FAILED tests/acceptance_tests/test_mkdocs.py::test_js_serialized_index_can_be_loaded_and_produces_same_results
FAILED tests/acceptance_tests/test_mkdocs.py::test_serialized_index_can_be_loaded_in_js_and_produces_same_results]: [List of failed tests.]
=============
[FileNotFoundError: [Errno 2] No such file or directory: 'node']: [Expected file does not exist.]
=============
[FileNotFoundError: [Errno 2] No such file or directory: 'node']: [Expected file does not exist.]
=============
[FileNotFoundError: [Errno 2] No such file or directory: 'node']: [Expected file does not exist.]
=============
[Resource stopwords not found.]: [Resource 'stopwords' could not be found. ]
=============
[Resource stopwords not found.]: [Resource 'stopwords' could not be found. ]
=============
[Resource stopwords not found.]: [Resource 'stopwords' could not be found. ]
=============
[Resource stopwords not found.]: [Resource 'stopwords' could not be found. ]

Issue: Multiple errors were encountered by python test modules. This can be genuine failure of the tested code, or failure of testing code itself.
Resolution: Resolve individual errors in tests.