fn system_clock_now() -> u64 {
    Utc::now()
        .timestamp_nanos()
        .try_into()
        .expect("current time since the epoch should be positive")
}
// Convenience function for getting the current time in a `u64` represented as nanoseconds since
// the epoch
//
// While this might jump backwards, the logic above that takes the maximum of the current process
// clock and the value returned from this function should ensure that the process clock is
// strictly increasing.
Convenience function for getting the current time in a `u64` represented as nanoseconds since
the epoch

While this might jump backwards, the logic above that takes the maximum of the current process
clock and the value returned from this function should ensure that the process clock is
strictly increasing.
Convenience function for getting the current time in a ` u64 ` represented as nanoseconds since the epoch While this might jump backwards the logic above that takes the maximum of the current process clock and the value returned from this function should ensure that the process clock is strictly increasing .
fn system_clock_now() -> u64 {
    Utc::now()
        .timestamp_nanos()
        .try_into()
        .expect("current time since the epoch should be positive")
}
fn system_clock_now ( ) -> u64 { Utc :: now ( ) . timestamp_nanos ( ) . try_into ( ) . expect ( " " ) }
Convenience function for getting the current time in a `u64` represented as nanoseconds since
the epoch
Convenience function for getting the current time in a ` u64 ` represented as nanoseconds since the epoch