syntax_data: {"ast_node_type":"other","tokens":[{"end":62,"kind":"keyword","start":0,"text":"///"}]}
source_snippet: /// find out this assumption is wrong?  Specifically, we could
context_before: /// *under the assumption* that `Foo<T>: Send`. But what if we later
context_after: /// encounter some kind of error proving `Baz<T>: Send`. In that case,