syntax_data: {"ast_node_type":"other","tokens":[{"end":63,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                 // inference variables and placeholders escape.
context_before:                 // This method is called within a probe, so we can't have
context_after:                 if !trait_bound.has_infer() && !trait_bound.has_placeholders() {