diff --git a/V2/sleep/src/lib.rs b/V2/sleep/src/lib.rs
index abf4202..119f469 100644
--- a/V2/sleep/src/lib.rs
+++ b/V2/sleep/src/lib.rs
@@ -5,12 +5,20 @@ use std::time::Duration;
 const CLOCK_MONOTONIC: i32 = 1;
 
 #[cfg(target_os = "linux")]
-fn clock_nanosleep(clk_id: libc::clockid_t, flags: libc::c_int, rqtp: *const libc::timespec, rmtp: *mut libc::timespec) -> libc::c_int {
+fn clock_nanosleep(clk_id: libc::clockid_t,
+                   flags: libc::c_int,
+                   rqtp: *const libc::timespec,
+                   rmtp: *mut libc::timespec)
+                   -> libc::c_int {
     unsafe { libc::clock_nanosleep(clk_id, flags, rqtp as *const _, rmtp as *mut _) }
 }
 
 #[cfg(target_os = "macos")]
-fn clock_nanosleep(_clk_id: libc::c_int, _flags: libc::c_int, rqtp: *const libc::timespec, rmtp: *mut libc::timespec) -> libc::c_int {
+fn clock_nanosleep(_clk_id: libc::c_int,
+                   _flags: libc::c_int,
+                   rqtp: *const libc::timespec,
+                   rmtp: *mut libc::timespec)
+                   -> libc::c_int {
     unsafe { libc::nanosleep(rqtp as *const _, rmtp as *mut _) }
 }
 
@@ -43,9 +51,7 @@ fn timespec_to_duration(timespec: libc::timespec) -> Duration {
 #[cfg(target_os = "linux")]
 pub fn set_scheduler(policy: i32, priority: i32) -> libc::c_int {
     let pid: libc::pid_t = 0;
-    let param = libc::sched_param {
-        sched_priority: priority
-    };
+    let param = libc::sched_param { sched_priority: priority };
 
     unsafe { libc::sched_setscheduler(pid as libc::pid_t, policy as libc::c_int, &param) }
 }
diff --git a/V2/sleep/src/main.rs b/V2/sleep/src/main.rs
index 0799d0b..1e6b4d6 100644
--- a/V2/sleep/src/main.rs
+++ b/V2/sleep/src/main.rs
@@ -13,7 +13,8 @@ use sleep::{set_priority, sleep};
 use time::precise_time_ns;
 
 fn duration_from_ns(duration_ns: u64) -> Duration {
-    Duration::new(duration_ns / 1_000_000_000, (duration_ns % 1_000_000_000) as u32)
+    Duration::new(duration_ns / 1_000_000_000,
+                  (duration_ns % 1_000_000_000) as u32)
 }
 fn duration_to_ns(duration: Duration) -> u64 {
     duration.as_secs() * 1_000_000_000u64 + duration.subsec_nanos() as u64
@@ -86,43 +87,33 @@ fn main() {
     {
         let mut ap = ArgumentParser::new();
         ap.set_description(env!("CARGO_PKG_DESCRIPTION"));
-        ap.refer(&mut min)
-            .add_option(&["--min"], Store,
-            "Sleep period start");
-        ap.refer(&mut max)
-            .add_option(&["--max"], Store,
-            "Sleep period end");
-        ap.refer(&mut step)
-            .add_option(&["--step"], Store,
-            "Sleep period step size");
-        ap.refer(&mut count)
-            .add_option(&["--loop"], Store,
-            "Count of measurements per period");
-        ap.refer(&mut realtime)
-            .add_option(&["--rt"], StoreTrue,
-            "Output file");
-        ap.refer(&mut output)
-            .add_option(&["-o", "--out"], Store,
-            "Output file");
+        ap.refer(&mut min).add_option(&["--min"], Store, "Sleep period start");
+        ap.refer(&mut max).add_option(&["--max"], Store, "Sleep period end");
+        ap.refer(&mut step).add_option(&["--step"], Store, "Sleep period step size");
+        ap.refer(&mut count).add_option(&["--loop"], Store, "Count of measurements per period");
+        ap.refer(&mut realtime).add_option(&["--rt"], StoreTrue, "Output file");
+        ap.refer(&mut output).add_option(&["-o", "--out"], Store, "Output file");
         ap.add_option(&["-V", "--version"],
-            Print(env!("CARGO_PKG_VERSION").to_string()), "Show version");
+                      Print(env!("CARGO_PKG_VERSION").to_string()),
+                      "Show version");
         ap.parse_args_or_exit();
     }
 
     if realtime {
         let ret = set_priority(99);
-        
+
         if ret != 0 {
             panic!("Set realtime priority failed.");
         }
     }
 
     if output != "" {
-        file = Some(File::create(Path::new(output.as_str()))
-            .expect(format!("Open file '{}' failed", output).as_str()));
+        file = Some(File::create(Path::new(output.as_str())).expect(format!("Open file '{}' failed",
+                                                                            output)
+                                                                            .as_str()));
     }
 
-    for duration in (min..max+1).step_by(step) {
+    for duration in (min..max + 1).step_by(step) {
         let data = measure_delay_loop(duration_from_ns(duration), count);
         let max_delay = data.iter().max().expect("Max delay not found");
 
@@ -134,8 +125,10 @@ fn main() {
         match file.as_ref() {
             Some(mut f) => {
                 let value = format!("{: >9} {}\n", duration, duration_to_ns(max_delay.1));
-                f.write_all(value.as_bytes())
-                    .expect(format!("Write value '{}' to '{}' file failed", value, output).as_str());
+                f.write_all(value.as_bytes()).expect(format!("Write value '{}' to '{}' file failed",
+                                                             value,
+                                                             output)
+                                                             .as_str());
             }
             None => {}
         }