syntax_data: {"ast_node_type":"other","tokens":[{"end":88,"kind":"keyword","start":0,"text":"unsafe_allow_abi_mismatch:"}]}
source_snippet:     unsafe_allow_abi_mismatch: Vec<String> = (Vec::new(), parse_comma_list, [UNTRACKED],
context_before:         This feature is unsafe."),
context_after:         "Allow incompatible target modifiers in dependency crates (comma separated list)"),