def select_highest_versioned_permutation(permutations, user_deps)
      sorted = sort_permutations(permutations, user_deps)
      sorted.empty? ? [] : sorted.last
    end
def select_highest_versioned_permutation(permutations, user_deps)
      sorted = sort_permutations(permutations, user_deps)
      sorted.empty? ? [] : sorted.last
    end
Select the highest versioned permutation of package versions