{"ast_node_type":"other","tokens":[{"end":99,"kind":"keyword","start":0,"text":"//"}]}
// This is an auto trait for types which can be sent across threads if `sync::is_dyn_thread_safe()`
            Add it to `rustc_data_structures::marker` or use `IntoDynSyncSend` if it's already `Send`")]
// is true. These types can be wrapped in a `FromDyn` to get a `Send` type. Wrapping a