message: Try to fix CircleCI compile error for 16_04
  Summary: Looks like a GCC version doesn't well handle `[&]` capture list. Let's try to have an explicit list.
diff: @@ -660,7 +660,9 @@ void print_stats(const std::vector<MethodInfo>& instrumented_methods) {
  total_exits, divide(total_exits, total_instrumented).c_str());
  }
  - auto print_two_dists = [&](const char* name1, const char* name2,
  + auto print_two_dists = [&divide, &print, &instrumented_methods,
  + total_instrumented, total_block_instrumented](
  + const char* name1, const char* name2,
  auto&& accessor1, auto&& accessor2) {
  std::map<int, std::pair<size_t, size_t>> dist;
  size_t total1 = 0;
  