459         let mut failure_reason = String::new();  in monitor_vm_exit()  localVariable
460         match failure_pipe_read.read_to_string(&mut failure_reason) {  in monitor_vm_exit()
462             Ok(len) if len > 0 => info!("VM returned failure reason '{}'", &failure_reason),  in monitor_vm_exit()
469         let failure_reason =  in monitor_vm_exit()  localVariable
470             if failure_reason.is_empty() && self.payload_state() == PayloadState::Hangup {  in monitor_vm_exit()
473                 Cow::from(failure_reason)  in monitor_vm_exit()
478         let death_reason = death_reason(&result, &failure_reason);  in monitor_vm_exit()
770 fn death_reason(result: &Result<ExitStatus, io::Error>, mut failure_reason: &str) -> DeathReason {  in death_reason()
771     if let Some((reason, info)) = failure_reason.split_once('|') {  in death_reason()
774         failure_reason = reason;  in death_reason()
777         match failure_reason {  in death_reason()