Avoid segmentation fault at program end due to double free.
Since we do link to the boost library, we should not use the 'header-only' header. See https://www.boost.org/doc/libs/1_75_0/libs/test/doc/html/boost_test/usage_variants.html
Since we do link to the boost library, we should not use the 'header-only' header. See https://www.boost.org/doc/libs/1_75_0/libs/test/doc/html/boost_test/usage_variants.html