Reformat `use` declarations.

The previous commit updated `rustfmt.toml` appropriately. This commit is
the outcome of running `x fmt --all` with the new formatting options.

5 files changed, 10 insertions, 24 deletions

diff --git a/library/std/src/sys_common/io.rs b/library/std/src/sys_common/io.rs
index 4a42ff3c618..e386c955f37 100644
--- a/library/std/src/sys_common/io.rs
+++ b/library/std/src/sys_common/io.rs
@@ -5,12 +5,11 @@ pub const DEFAULT_BUF_SIZE: usize = if cfg!(target_os = "espidf") { 512 } else {
 #[cfg(test)]
 #[allow(dead_code)] // not used on emscripten
 pub mod test {
-    use crate::env;
-    use crate::fs;
-    use crate::path::{Path, PathBuf};
-    use crate::thread;
     use rand::RngCore;
 
+    use crate::path::{Path, PathBuf};
+    use crate::{env, fs, thread};
+
     pub struct TempDir(PathBuf);
 
     impl TempDir {
diff --git a/library/std/src/sys_common/lazy_box.rs b/library/std/src/sys_common/lazy_box.rs
index 63c3316bdeb..b45b05f63ba 100644
--- a/library/std/src/sys_common/lazy_box.rs
+++ b/library/std/src/sys_common/lazy_box.rs
@@ -5,10 +5,8 @@
 use crate::marker::PhantomData;
 use crate::ops::{Deref, DerefMut};
 use crate::ptr::null_mut;
-use crate::sync::atomic::{
-    AtomicPtr,
-    Ordering::{AcqRel, Acquire},
-};
+use crate::sync::atomic::AtomicPtr;
+use crate::sync::atomic::Ordering::{AcqRel, Acquire};
 
 pub(crate) struct LazyBox<T: LazyInit> {
     ptr: AtomicPtr<T>,
diff --git a/library/std/src/sys_common/net.rs b/library/std/src/sys_common/net.rs
index 0a82b50ae1a..25ebeb3502d 100644
--- a/library/std/src/sys_common/net.rs
+++ b/library/std/src/sys_common/net.rs
@@ -1,19 +1,14 @@
 #[cfg(test)]
 mod tests;
 
-use crate::cmp;
-use crate::fmt;
+use crate::ffi::{c_int, c_void};
 use crate::io::{self, BorrowedCursor, ErrorKind, IoSlice, IoSliceMut};
-use crate::mem;
 use crate::net::{Ipv4Addr, Ipv6Addr, Shutdown, SocketAddr};
-use crate::ptr;
 use crate::sys::common::small_c_string::run_with_cstr;
-use crate::sys::net::netc as c;
-use crate::sys::net::{cvt, cvt_gai, cvt_r, init, wrlen_t, Socket};
+use crate::sys::net::{cvt, cvt_gai, cvt_r, init, netc as c, wrlen_t, Socket};
 use crate::sys_common::{AsInner, FromInner, IntoInner};
 use crate::time::Duration;
-
-use crate::ffi::{c_int, c_void};
+use crate::{cmp, fmt, mem, ptr};
 
 cfg_if::cfg_if! {
     if #[cfg(any(
diff --git a/library/std/src/sys_common/process.rs b/library/std/src/sys_common/process.rs
index 4d295cf0f09..5333ee146f7 100644
--- a/library/std/src/sys_common/process.rs
+++ b/library/std/src/sys_common/process.rs
@@ -2,12 +2,10 @@
 #![unstable(feature = "process_internals", issue = "none")]
 
 use crate::collections::BTreeMap;
-use crate::env;
 use crate::ffi::{OsStr, OsString};
-use crate::fmt;
-use crate::io;
 use crate::sys::pipe::read2;
 use crate::sys::process::{EnvKey, ExitStatus, Process, StdioPipes};
+use crate::{env, fmt, io};
 
 // Stores a set of changes to an environment
 #[derive(Clone)]
diff --git a/library/std/src/sys_common/wtf8.rs b/library/std/src/sys_common/wtf8.rs
index 6aeeb625928..277c9506feb 100644
--- a/library/std/src/sys_common/wtf8.rs
+++ b/library/std/src/sys_common/wtf8.rs
@@ -23,16 +23,12 @@ use core::str::next_code_point;
 
 use crate::borrow::Cow;
 use crate::collections::TryReserveError;
-use crate::fmt;
 use crate::hash::{Hash, Hasher};
 use crate::iter::FusedIterator;
-use crate::mem;
-use crate::ops;
 use crate::rc::Rc;
-use crate::slice;
-use crate::str;
 use crate::sync::Arc;
 use crate::sys_common::AsInner;
+use crate::{fmt, mem, ops, slice, str};
 
 const UTF8_REPLACEMENT_CHARACTER: &str = "\u{FFFD}";