{"ast_node_type":"other","tokens":[{"end":98,"kind":"keyword","start":0,"text":"//"}]}
                    //   ptr-to-ptr cast from `*const Src` to `*const T` with `T: Sized`) and then
                    //   the concrete sized type that it was originally unsized from first (via a
                    //   unsizing this thin pointer to the target type (unsizing `*const T` to