diff --git a/test/appveyor.yml b/test/appveyor.yml
index 0ec6702..07a150b 100644
--- a/test/appveyor.yml
+++ b/test/appveyor.yml
@@ -66,6 +66,7 @@ before_build:
         libs/filesystem libs/atomic libs/system libs/interprocess libs/array
         libs/iterator libs/detail libs/exception libs/smart_ptr libs/mpl
         libs/align libs/container libs/tuple libs/intrusive libs/scope
+        libs/variant2
 
     - rm -rf %BOOST%/libs/%BOOST_LIBS_FOLDER%
     - mv -f %APPVEYOR_BUILD_FOLDER% %BOOST%/libs/%BOOST_LIBS_FOLDER%
diff --git a/test/backtrace.dump b/test/backtrace.dump
new file mode 100644
index 0000000..a294a1d
Binary files /dev/null and b/test/backtrace.dump differ