Constant OUTPUT_CAPTURE
pub(in ::io::stdio) const OUTPUT_CAPTURE: LocalKey<Cell<Option<Arc<Mutex<Vec<u8>>>>>>;Used by the test crate to capture the output of the print macros and panics.
OUTPUT_CAPTUREpub(in ::io::stdio) const OUTPUT_CAPTURE: LocalKey<Cell<Option<Arc<Mutex<Vec<u8>>>>>>;Used by the test crate to capture the output of the print macros and panics.