Auto merge of #60104 - Centril:rollup-7vmae1a, r=Centril

Rollup of 16 pull requests

Successful merges:

 - #59915 (Implement event filtering for self-profiler.)
 - #59933 (Make clear that format padding doesn't work for Debug)
 - #60023 (implement specialized nth_back() for Bytes, Fuse and Enumerate)
 - #60032 (Remove unwanted z-index change)
 - #60041 (Simplify the returning of a Result a bit)
 - #60045 (Suggest appropriate path when calling associated item on bare types)
 - #60052 (Correct unused parameter diagnostic)
 - #60056 (Update rustfmt to 1.2.1)
 - #60060 (whitelist RTM x86 target cpu feature)
 - #60061 (Change suggestion of field when not in self context)
 - #60064 (Point at try `?` on errors affecting the err match arm of the desugared code)
 - #60078 (Use more realistic example for thread builder)
 - #60080 (Fix small errors in docs for `rchunks_exact` and `rchunks_exact_mut`.)
 - #60082 (Update miri)
 - #60097 (Use -mergefunc-use-aliases for any LLVM >= 8)
 - #60098 (libcore: deny `elided_lifetimes_in_paths`)

Failed merges:

r? @ghost

1 files changed, 3 insertions, 3 deletions

diff --git a/src/libcore/alloc.rs b/src/libcore/alloc.rs
index 18354945a1e..c124457118c 100644
--- a/src/libcore/alloc.rs
+++ b/src/libcore/alloc.rs
@@ -338,7 +338,7 @@ pub struct LayoutErr {
 // (we need this for downstream impl of trait Error)
 #[stable(feature = "alloc_layout", since = "1.28.0")]
 impl fmt::Display for LayoutErr {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         f.write_str("invalid parameters to Layout::from_size_align")
     }
 }
@@ -354,7 +354,7 @@ pub struct AllocErr;
 // (we need this for downstream impl of trait Error)
 #[unstable(feature = "allocator_api", issue = "32838")]
 impl fmt::Display for AllocErr {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         f.write_str("memory allocation failed")
     }
 }
@@ -376,7 +376,7 @@ impl CannotReallocInPlace {
 // (we need this for downstream impl of trait Error)
 #[unstable(feature = "allocator_api", issue = "32838")]
 impl fmt::Display for CannotReallocInPlace {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         write!(f, "{}", self.description())
     }
 }