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:

  [/builddir/build/BUILD/dispenso-1.2.0/tests/concurrent_vector_test_common.h:1443:1: error: template argument 3 is invali]: [Source code can't be compiled.]

Issue: Sources could not be compiled.
Resolution: Follow the suggestions and error messages from the compiler and fix the source code.