103     fn sub(self, rhs: Self) -> Self::Output {  in sub()
104         let sec = self.tv_sec.checked_sub(rhs.tv_sec).unwrap_or(0);  in sub()
105         let nsec = self.tv_nsec.checked_sub(rhs.tv_nsec).unwrap_or(0);  in sub()
284     fn add(self, rhs: Duration) -> Instant {  in add()
285         Instant::from_micros(self.micros + rhs.total_micros() as i64)  in add()
290     fn add_assign(&mut self, rhs: Duration) {  in add_assign()
291         self.micros += rhs.total_micros() as i64;  in add_assign()
298     fn sub(self, rhs: Duration) -> Instant {  in sub()
299         Instant::from_micros(self.micros - rhs.total_micros() as i64)  in sub()
304     fn sub_assign(&mut self, rhs: Duration) {  in sub_assign()
305         self.micros -= rhs.total_micros() as i64;  in sub_assign()
312     fn sub(self, rhs: Instant) -> Duration {  in sub()
313         Duration::from_micros((self.micros - rhs.micros).unsigned_abs())  in sub()
379     fn add(self, rhs: Duration) -> Duration {  in add()
380         Duration::from_micros(self.micros + rhs.total_micros())  in add()
385     fn add_assign(&mut self, rhs: Duration) {  in add_assign()
386         self.micros += rhs.total_micros();  in add_assign()
393     fn sub(self, rhs: Duration) -> Duration {  in sub()
396                 .checked_sub(rhs.total_micros())  in sub()
403     fn sub_assign(&mut self, rhs: Duration) {  in sub_assign()
406             .checked_sub(rhs.total_micros())  in sub_assign()
414     fn mul(self, rhs: u32) -> Duration {  in mul()
415         Duration::from_micros(self.micros * rhs as u64)  in mul()
420     fn mul_assign(&mut self, rhs: u32) {  in mul_assign()
421         self.micros *= rhs as u64;  in mul_assign()
428     fn div(self, rhs: u32) -> Duration {  in div()
429         Duration::from_micros(self.micros / rhs as u64)  in div()
434     fn div_assign(&mut self, rhs: u32) {  in div_assign()
435         self.micros /= rhs as u64;  in div_assign()
442     fn shl(self, rhs: u32) -> Duration {  in shl()
443         Duration::from_micros(self.micros << rhs)  in shl()
448     fn shl_assign(&mut self, rhs: u32) {  in shl_assign()
449         self.micros <<= rhs;  in shl_assign()
456     fn shr(self, rhs: u32) -> Duration {  in shr()
457         Duration::from_micros(self.micros >> rhs)  in shr()
462     fn shr_assign(&mut self, rhs: u32) {  in shr_assign()
463         self.micros >>= rhs;  in shr_assign()