/usr/include/thrust/detail/allocator/ is in libthrust-dev 1.7.0-2.
This file is owned by root:root, with mode 0o755.
..
/usr/include/thrust/detail/allocator/allocator_traits.h
/usr/include/thrust/detail/allocator/allocator_traits.inl
/usr/include/thrust/detail/allocator/copy_construct_range.h
/usr/include/thrust/detail/allocator/copy_construct_range.inl
/usr/include/thrust/detail/allocator/default_construct_range.h
/usr/include/thrust/detail/allocator/default_construct_range.inl
/usr/include/thrust/detail/allocator/destroy_range.h
/usr/include/thrust/detail/allocator/destroy_range.inl
/usr/include/thrust/detail/allocator/fill_construct_range.h
/usr/include/thrust/detail/allocator/fill_construct_range.inl
/usr/include/thrust/detail/allocator/malloc_allocator.h
/usr/include/thrust/detail/allocator/malloc_allocator.inl
/usr/include/thrust/detail/allocator/no_throw_allocator.h
/usr/include/thrust/detail/allocator/tagged_allocator.h
/usr/include/thrust/detail/allocator/tagged_allocator.inl
/usr/include/thrust/detail/allocator/temporary_allocator.h
/usr/include/thrust/detail/allocator/temporary_allocator.inl