syntax_data: {"ast_node_type":"other","tokens":[{"end":69,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// currently set a flag on the stack node for `B: AutoTrait` (as
context_before:     /// encountered a problem (later on) with `A: AutoTrait`. So we
context_after:     /// well as the second instance of `A: AutoTrait`) to suppress