syntax_data: {"ast_node_type":"variable","tokens":[{"end":26,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:         let shifted_pred =
context_before:         // 1) Self: Bar1<'a, '^0.0> -> Self: Bar1<'a, '^0.1>
context_after:             tcx.shift_bound_var_indices(trait_bound_vars.len(), bound_pred.skip_binder());