syntax_data: {"ast_node_type":"other","tokens":[{"end":97,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                 // If a borrow is converted to a raw reference, we must also assume that it lives
context_before:                 // contains all the locals which has been borrowed before this suspension point.
context_after:                 // forever. Note that the final liveness is still bounded by the storage liveness