{"ast_node_type":"other","tokens":[{"end":93,"kind":"keyword","start":0,"text":"cstore.untracked_as_any().downcast_mut().expect(\"`tcx.cstore`"}]}
            cstore.untracked_as_any().downcast_mut().expect("`tcx.cstore` is not a `CStore`")
        FreezeWriteGuard::map(tcx.untracked().cstore.write(), |cstore| {
        })