diff --git a/src/common/file_descriptor.rs b/src/common/file_descriptor.rs
index 33611499d..33019a6bf 100644
--- a/src/common/file_descriptor.rs
+++ b/src/common/file_descriptor.rs
@@ -1,8 +1,8 @@
-use std::io::Read;
+use std::ffi::CString;
 use std::io;
 use std::io::Error;
 use std::io::ErrorKind;
-use std::ffi::CString;
+use std::io::Read;
 
 pub struct FileDescriptor(libc::c_int);
 
@@ -15,14 +15,12 @@ impl FileDescriptor {
 impl Read for FileDescriptor {
     fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
         let file_descriptor: libc::c_int = self.0;
-        let count = unsafe {
-            libc::read(file_descriptor, buf.as_mut_ptr() as *mut libc::c_void, 1)
-        };
+        let count =
+            unsafe { libc::read(file_descriptor, buf.as_mut_ptr() as *mut libc::c_void, 1) };
         if count < 0 {
             Err(Error::new(ErrorKind::Other, "read error"))
-        }
-        else {
+        } else {
             Ok(count as usize)
         }
     }
-}
\ No newline at end of file
+}
diff --git a/src/common/mod.rs b/src/common/mod.rs
index 7109e6287..63a6bd39f 100644
--- a/src/common/mod.rs
+++ b/src/common/mod.rs
@@ -1,6 +1,6 @@
 pub mod mmap;
 pub mod slice;
 
+mod file_descriptor;
 #[cfg(test)]
 pub mod stdio;
-mod file_descriptor;
\ No newline at end of file
diff --git a/src/common/stdio.rs b/src/common/stdio.rs
index 2625136bc..8e26c67ce 100644
--- a/src/common/stdio.rs
+++ b/src/common/stdio.rs
@@ -1,7 +1,7 @@
+use crate::common::file_descriptor::FileDescriptor;
 use libc;
 use std::io::BufReader;
 use std::io::Read;
-use crate::common::file_descriptor::FileDescriptor;
 
 // A struct to hold the references to the base stdout and the captured one
 pub struct StdioCapturer {
@@ -21,7 +21,10 @@ impl StdioCapturer {
         #[cfg(not(target_os = "windows"))]
         assert_eq!(unsafe { libc::pipe(fds.as_mut_ptr()) }, 0);
         #[cfg(target_os = "windows")]
-        assert_eq!(unsafe { libc::pipe(fds.as_mut_ptr(), 1000, libc::O_TEXT) }, 0);
+        assert_eq!(
+            unsafe { libc::pipe(fds.as_mut_ptr(), 1000, libc::O_TEXT) },
+            0
+        );
 
         (fds[0], fds[1])
     }