syntax_data: {"ast_node_type":"import","tokens":[{"end":81,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                     // inserted into a cache (because without thinking about `WF`
context_before:                     // `Bar<T>: Send` is resolved to `EvaluatedToOk`, it can be
context_after:                     // goals, it isn't in a cycle). If `Foo<T>: Trait` later doesn't