syntax_data: {"ast_node_type":"other","tokens":[{"end":42,"kind":"keyword","start":0,"text":"\"enable"}]}
source_snippet:         "enable incremental compilation"),
context_before:     incremental: Option<String> = (None, parse_opt_string, [UNTRACKED],
context_after:     #[rustc_lint_opt_deny_field_access("documented to do nothing")]