/usr/include/boost/ptr_container/ is in libboost1.62-dev 1.62.0+dfsg-5.
This file is owned by root:root, with mode 0o755.
..
/usr/include/boost/ptr_container/clone_allocator.hpp
/usr/include/boost/ptr_container/detail/
/usr/include/boost/ptr_container/detail/associative_ptr_container.hpp
/usr/include/boost/ptr_container/detail/default_deleter.hpp
/usr/include/boost/ptr_container/detail/is_convertible.hpp
/usr/include/boost/ptr_container/detail/map_iterator.hpp
/usr/include/boost/ptr_container/detail/meta_functions.hpp
/usr/include/boost/ptr_container/detail/move.hpp
/usr/include/boost/ptr_container/detail/reversible_ptr_container.hpp
/usr/include/boost/ptr_container/detail/scoped_deleter.hpp
/usr/include/boost/ptr_container/detail/serialize_ptr_map_adapter.hpp
/usr/include/boost/ptr_container/detail/serialize_reversible_cont.hpp
/usr/include/boost/ptr_container/detail/serialize_xml_names.hpp
/usr/include/boost/ptr_container/detail/static_move_ptr.hpp
/usr/include/boost/ptr_container/detail/throw_exception.hpp
/usr/include/boost/ptr_container/detail/void_ptr_iterator.hpp
/usr/include/boost/ptr_container/exception.hpp
/usr/include/boost/ptr_container/indirect_fun.hpp
/usr/include/boost/ptr_container/nullable.hpp
/usr/include/boost/ptr_container/ptr_array.hpp
/usr/include/boost/ptr_container/ptr_circular_buffer.hpp
/usr/include/boost/ptr_container/ptr_container.hpp
/usr/include/boost/ptr_container/ptr_deque.hpp
/usr/include/boost/ptr_container/ptr_inserter.hpp
/usr/include/boost/ptr_container/ptr_list.hpp
/usr/include/boost/ptr_container/ptr_map.hpp
/usr/include/boost/ptr_container/ptr_map_adapter.hpp
/usr/include/boost/ptr_container/ptr_sequence_adapter.hpp
/usr/include/boost/ptr_container/ptr_set.hpp
/usr/include/boost/ptr_container/ptr_set_adapter.hpp
/usr/include/boost/ptr_container/ptr_unordered_map.hpp
/usr/include/boost/ptr_container/ptr_unordered_set.hpp
/usr/include/boost/ptr_container/ptr_vector.hpp
/usr/include/boost/ptr_container/serialize_ptr_array.hpp
/usr/include/boost/ptr_container/serialize_ptr_circular_buffer.hpp
/usr/include/boost/ptr_container/serialize_ptr_container.hpp
/usr/include/boost/ptr_container/serialize_ptr_deque.hpp
/usr/include/boost/ptr_container/serialize_ptr_list.hpp
/usr/include/boost/ptr_container/serialize_ptr_map.hpp
/usr/include/boost/ptr_container/serialize_ptr_set.hpp
/usr/include/boost/ptr_container/serialize_ptr_unordered_map.hpp
/usr/include/boost/ptr_container/serialize_ptr_unordered_set.hpp
/usr/include/boost/ptr_container/serialize_ptr_vector.hpp