syntax_data: {"ast_node_type":"other","tokens":[{"end":70,"kind":"keyword","start":0,"text":"///"}]}
source_snippet: /// encounter some kind of error proving `Baz<T>: Send`. In that case,
context_before: /// find out this assumption is wrong?  Specifically, we could
context_after: /// `Bar<T>: Send` didn't turn out to be true.