[Jenkins] auto-formatting by clang-format version 6.0.0-1ubuntu2~16.04.1 (tags/RELEASE_600/final)
[Jenkins] auto-formatting by clang-format version 6.0.0-1ubuntu2~16.04.1 (tags/RELEASE_600/final)

stan-dev/cmdstan,stan-dev/cmdstan,stan-dev/cmdstan,stan-dev/cmdstan