fix more typos found by codespell.

2 files changed, 2 insertions, 2 deletions

diff --git a/src/libstd/sys_common/backtrace.rs b/src/libstd/sys_common/backtrace.rs
index a364a0392b3..1955f3ec9a2 100644
--- a/src/libstd/sys_common/backtrace.rs
+++ b/src/libstd/sys_common/backtrace.rs
@@ -136,7 +136,7 @@ pub fn __rust_begin_short_backtrace<F, T>(f: F) -> T
     f()
 }
 
-/// Controls how the backtrace should be formated.
+/// Controls how the backtrace should be formatted.
 #[derive(Debug, Copy, Clone, Eq, PartialEq)]
 pub enum PrintFormat {
     /// Show all the frames with absolute path for files.
diff --git a/src/libstd/sys_common/poison.rs b/src/libstd/sys_common/poison.rs
index 934ac3edbf1..e74c40ae04b 100644
--- a/src/libstd/sys_common/poison.rs
+++ b/src/libstd/sys_common/poison.rs
@@ -98,7 +98,7 @@ pub struct PoisonError<T> {
 }
 
 /// An enumeration of possible errors associated with a [`TryLockResult`] which
-/// can occur while trying to aquire a lock, from the [`try_lock`] method on a
+/// can occur while trying to acquire a lock, from the [`try_lock`] method on a
 /// [`Mutex`] or the [`try_read`] and [`try_write`] methods on an [`RwLock`].
 ///
 /// [`Mutex`]: struct.Mutex.html