/usr/include/boost/stacktrace/ is in libboost1.65-dev 1.65.1+dfsg-0ubuntu5.
This file is owned by root:root, with mode 0o755.
..
/usr/include/boost/stacktrace/detail/
/usr/include/boost/stacktrace/detail/addr2line_impls.hpp
/usr/include/boost/stacktrace/detail/collect_msvc.ipp
/usr/include/boost/stacktrace/detail/collect_noop.ipp
/usr/include/boost/stacktrace/detail/collect_unwind.ipp
/usr/include/boost/stacktrace/detail/frame_decl.hpp
/usr/include/boost/stacktrace/detail/frame_msvc.ipp
/usr/include/boost/stacktrace/detail/frame_noop.ipp
/usr/include/boost/stacktrace/detail/frame_unwind.ipp
/usr/include/boost/stacktrace/detail/libbacktrace_impls.hpp
/usr/include/boost/stacktrace/detail/location_from_symbol.hpp
/usr/include/boost/stacktrace/detail/pop_options.h
/usr/include/boost/stacktrace/detail/push_options.h
/usr/include/boost/stacktrace/detail/safe_dump_noop.ipp
/usr/include/boost/stacktrace/detail/safe_dump_posix.ipp
/usr/include/boost/stacktrace/detail/safe_dump_win.ipp
/usr/include/boost/stacktrace/detail/to_hex_array.hpp
/usr/include/boost/stacktrace/detail/unwind_base_impls.hpp
/usr/include/boost/stacktrace/detail/void_ptr_cast.hpp
/usr/include/boost/stacktrace/frame.hpp
/usr/include/boost/stacktrace/safe_dump_to.hpp
/usr/include/boost/stacktrace/stacktrace.hpp
/usr/include/boost/stacktrace/stacktrace_fwd.hpp