Remove 'this error originates in format_args_nl' from test output.

This message is no longer generated.

This is probably a good thing. The relevant span is entirely in user
code, and "format_args_nl" is an implementation detail with a name that
isn't even public.

35 files changed, 3 insertions, 65 deletions

diff --git a/tests/ui/borrowck/borrowck-and-init.stderr b/tests/ui/borrowck/borrowck-and-init.stderr
index 37386f1c465..e6d49bc6e47 100644
--- a/tests/ui/borrowck/borrowck-and-init.stderr
+++ b/tests/ui/borrowck/borrowck-and-init.stderr
@@ -8,8 +8,6 @@ LL |     println!("{}", false && { i = 5; true });
    |                               ----- binding initialized here in some conditions
 LL |     println!("{}", i);
    |                    ^ `i` used here but it is possibly-uninitialized
-   |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/borrowck/borrowck-break-uninit-2.stderr b/tests/ui/borrowck/borrowck-break-uninit-2.stderr
index e23ca534e74..03730e338ee 100644
--- a/tests/ui/borrowck/borrowck-break-uninit-2.stderr
+++ b/tests/ui/borrowck/borrowck-break-uninit-2.stderr
@@ -7,7 +7,6 @@ LL |     let x: isize;
 LL |     println!("{}", x);
    |                    ^ `x` used here but it isn't initialized
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider assigning a value
    |
 LL |     let x: isize = 42;
diff --git a/tests/ui/borrowck/borrowck-break-uninit.stderr b/tests/ui/borrowck/borrowck-break-uninit.stderr
index 0367d224f80..6ed095f2e4a 100644
--- a/tests/ui/borrowck/borrowck-break-uninit.stderr
+++ b/tests/ui/borrowck/borrowck-break-uninit.stderr
@@ -7,7 +7,6 @@ LL |     let x: isize;
 LL |     println!("{}", x);
    |                    ^ `x` used here but it isn't initialized
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider assigning a value
    |
 LL |     let x: isize = 42;
diff --git a/tests/ui/borrowck/borrowck-or-init.stderr b/tests/ui/borrowck/borrowck-or-init.stderr
index 7b43f2aee30..63c0c982351 100644
--- a/tests/ui/borrowck/borrowck-or-init.stderr
+++ b/tests/ui/borrowck/borrowck-or-init.stderr
@@ -8,8 +8,6 @@ LL |     println!("{}", false || { i = 5; true });
    |                               ----- binding initialized here in some conditions
 LL |     println!("{}", i);
    |                    ^ `i` used here but it is possibly-uninitialized
-   |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/borrowck/borrowck-while-break.stderr b/tests/ui/borrowck/borrowck-while-break.stderr
index e91af728b64..68333ce0a75 100644
--- a/tests/ui/borrowck/borrowck-while-break.stderr
+++ b/tests/ui/borrowck/borrowck-while-break.stderr
@@ -8,8 +8,6 @@ LL |     while cond {
 ...
 LL |     println!("{}", v);
    |                    ^ `v` used here but it is possibly-uninitialized
-   |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/borrowck/issue-24267-flow-exit.stderr b/tests/ui/borrowck/issue-24267-flow-exit.stderr
index 216f8d49b1b..e81f00f8c15 100644
--- a/tests/ui/borrowck/issue-24267-flow-exit.stderr
+++ b/tests/ui/borrowck/issue-24267-flow-exit.stderr
@@ -7,7 +7,6 @@ LL |     loop { x = break; }
 LL |     println!("{}", x);
    |                    ^ `x` used here but it isn't initialized
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider assigning a value
    |
 LL |     let x: i32 = 42;
@@ -22,7 +21,6 @@ LL |     for _ in 0..10 { x = continue; }
 LL |     println!("{}", x);
    |                    ^ `x` used here but it isn't initialized
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider assigning a value
    |
 LL |     let x: i32 = 42;
diff --git a/tests/ui/borrowck/issue-47646.stderr b/tests/ui/borrowck/issue-47646.stderr
index cfe6f3f3993..c8d48b76757 100644
--- a/tests/ui/borrowck/issue-47646.stderr
+++ b/tests/ui/borrowck/issue-47646.stderr
@@ -12,8 +12,6 @@ LL |             println!("{:?}", heap);
 ...
 LL |     };
    |      - ... and the mutable borrow might be used here, when that temporary is dropped and runs the destructor for type `(Option<std::collections::binary_heap::PeekMut<'_, i32>>, ())`
-   |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/borrowck/suggest-assign-rvalue.stderr b/tests/ui/borrowck/suggest-assign-rvalue.stderr
index daaef6e3892..6ae893915aa 100644
--- a/tests/ui/borrowck/suggest-assign-rvalue.stderr
+++ b/tests/ui/borrowck/suggest-assign-rvalue.stderr
@@ -19,7 +19,6 @@ LL |     let my_float: f32;
 LL |     println!("my_float: {}", my_float);
    |                              ^^^^^^^^ `my_float` used here but it isn't initialized
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider assigning a value
    |
 LL |     let my_float: f32 = 3.14159;
@@ -33,7 +32,6 @@ LL |     let demo: Demo;
 LL |     println!("demo: {:?}", demo);
    |                            ^^^^ `demo` used here but it isn't initialized
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider assigning a value
    |
 LL |     let demo: Demo = Default::default();
@@ -47,7 +45,6 @@ LL |     let demo_no: DemoNoDef;
 LL |     println!("demo_no: {:?}", demo_no);
    |                               ^^^^^^^ `demo_no` used here but it isn't initialized
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider assigning a value
    |
 LL |     let demo_no: DemoNoDef = /* value */;
@@ -61,7 +58,6 @@ LL |     let arr: [i32; 5];
 LL |     println!("arr: {:?}", arr);
    |                           ^^^ `arr` used here but it isn't initialized
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider assigning a value
    |
 LL |     let arr: [i32; 5] = [42; 5];
@@ -75,7 +71,6 @@ LL |     let foo: Vec<&str>;
 LL |     println!("foo: {:?}", foo);
    |                           ^^^ `foo` used here but it isn't initialized
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider assigning a value
    |
 LL |     let foo: Vec<&str> = vec![];
@@ -89,7 +84,6 @@ LL |     let my_string: String;
 LL |     println!("my_string: {}", my_string);
    |                               ^^^^^^^^^ `my_string` used here but it isn't initialized
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider assigning a value
    |
 LL |     let my_string: String = Default::default();
@@ -103,7 +97,6 @@ LL |     let my_int: &i32;
 LL |     println!("my_int: {}", *my_int);
    |                            ^^^^^^^ `*my_int` used here but it isn't initialized
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider assigning a value
    |
 LL |     let my_int: &i32 = &42;
@@ -117,7 +110,6 @@ LL |     let hello: &str;
 LL |     println!("hello: {}", hello);
    |                           ^^^^^ `hello` used here but it isn't initialized
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider assigning a value
    |
 LL |     let hello: &str = "";
@@ -130,8 +122,6 @@ LL |     let never: !;
    |         ----- binding declared here but left uninitialized
 LL |     println!("never: {}", never);
    |                           ^^^^^ `never` used here but it isn't initialized
-   |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 10 previous errors
 
diff --git a/tests/ui/closures/2229_closure_analysis/diagnostics/arrays.stderr b/tests/ui/closures/2229_closure_analysis/diagnostics/arrays.stderr
index 97ecdfab820..4249dea10a3 100644
--- a/tests/ui/closures/2229_closure_analysis/diagnostics/arrays.stderr
+++ b/tests/ui/closures/2229_closure_analysis/diagnostics/arrays.stderr
@@ -53,8 +53,6 @@ LL |     println!("{}", arr[3]);
 ...
 LL |     c();
    |     - mutable borrow later used here
-   |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error[E0502]: cannot borrow `arr` as immutable because it is also borrowed as mutable
   --> $DIR/arrays.rs:71:24
diff --git a/tests/ui/closures/2229_closure_analysis/diagnostics/box.stderr b/tests/ui/closures/2229_closure_analysis/diagnostics/box.stderr
index 2e3259e6405..09143f44dc8 100644
--- a/tests/ui/closures/2229_closure_analysis/diagnostics/box.stderr
+++ b/tests/ui/closures/2229_closure_analysis/diagnostics/box.stderr
@@ -25,8 +25,6 @@ LL |     println!("{}", e.0.0.m.x);
 LL |
 LL |     c();
    |     - mutable borrow later used here
-   |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error[E0506]: cannot assign to `e.0.0.m.x` because it is borrowed
   --> $DIR/box.rs:55:5
diff --git a/tests/ui/closures/2229_closure_analysis/diagnostics/repr_packed.stderr b/tests/ui/closures/2229_closure_analysis/diagnostics/repr_packed.stderr
index c9972c8e7e3..9a75fcc520d 100644
--- a/tests/ui/closures/2229_closure_analysis/diagnostics/repr_packed.stderr
+++ b/tests/ui/closures/2229_closure_analysis/diagnostics/repr_packed.stderr
@@ -7,7 +7,6 @@ LL |         println!("{}", foo.x);
    = note: packed structs are only aligned by one byte, and many modern architectures penalize unaligned field accesses
    = note: creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
    = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers)
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/closures/2229_closure_analysis/diagnostics/simple-struct-min-capture.stderr b/tests/ui/closures/2229_closure_analysis/diagnostics/simple-struct-min-capture.stderr
index 68fdb3ce131..406f7c63b73 100644
--- a/tests/ui/closures/2229_closure_analysis/diagnostics/simple-struct-min-capture.stderr
+++ b/tests/ui/closures/2229_closure_analysis/diagnostics/simple-struct-min-capture.stderr
@@ -13,8 +13,6 @@ LL |     println!("{:?}", p);
 LL |
 LL |     c();
    |     - mutable borrow later used here
-   |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/closures/issue-111932.stderr b/tests/ui/closures/issue-111932.stderr
index 93488ad2011..7d06db03c3b 100644
--- a/tests/ui/closures/issue-111932.stderr
+++ b/tests/ui/closures/issue-111932.stderr
@@ -19,7 +19,6 @@ LL |         println!("{:?}", foo);
    = help: the trait `Sized` is not implemented for `dyn Foo`
 note: required by an implicit `Sized` bound in `core::fmt::rt::Argument::<'_>::new_debug`
   --> $SRC_DIR/core/src/fmt/rt.rs:LL:COL
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 2 previous errors
 
diff --git a/tests/ui/codemap_tests/tab_3.stderr b/tests/ui/codemap_tests/tab_3.stderr
index 7ae21a57052..2a0a9e2d48f 100644
--- a/tests/ui/codemap_tests/tab_3.stderr
+++ b/tests/ui/codemap_tests/tab_3.stderr
@@ -11,7 +11,6 @@ LL |         println!("{:?}", some_vec);
    |
 note: `into_iter` takes ownership of the receiver `self`, which moves `some_vec`
   --> $SRC_DIR/core/src/iter/traits/collect.rs:LL:COL
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: you can `clone` the value and consume it, but this might not be your desired behavior
    |
 LL |     some_vec.clone().into_iter();
diff --git a/tests/ui/consts/const-eval/issue-44578.stderr b/tests/ui/consts/const-eval/issue-44578.stderr
index fd0b9ae1e17..43bad0666a7 100644
--- a/tests/ui/consts/const-eval/issue-44578.stderr
+++ b/tests/ui/consts/const-eval/issue-44578.stderr
@@ -24,7 +24,7 @@ note: erroneous constant encountered
 LL |     println!("{}", <Bar<u16, u8> as Foo>::AMT);
    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
-   = note: this note originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
+   = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no`
 
 note: erroneous constant encountered
   --> $DIR/issue-44578.rs:26:20
@@ -33,7 +33,6 @@ LL |     println!("{}", <Bar<u16, u8> as Foo>::AMT);
    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no`
-   = note: this note originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/coroutine/yield-while-ref-reborrowed.stderr b/tests/ui/coroutine/yield-while-ref-reborrowed.stderr
index 7c9b766457d..643c4134b36 100644
--- a/tests/ui/coroutine/yield-while-ref-reborrowed.stderr
+++ b/tests/ui/coroutine/yield-while-ref-reborrowed.stderr
@@ -10,8 +10,6 @@ LL |     println!("{}", x);
    |                    ^ second borrow occurs here
 LL |     Pin::new(&mut b).resume(());
    |              ------ first borrow later used here
-   |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/fmt/ifmt-unimpl.stderr b/tests/ui/fmt/ifmt-unimpl.stderr
index b8d4425a4a7..7ca3c97a297 100644
--- a/tests/ui/fmt/ifmt-unimpl.stderr
+++ b/tests/ui/fmt/ifmt-unimpl.stderr
@@ -19,7 +19,6 @@ LL |     format!("{:X}", "3");
    = note: required for `&str` to implement `UpperHex`
 note: required by a bound in `core::fmt::rt::Argument::<'_>::new_upper_hex`
   --> $SRC_DIR/core/src/fmt/rt.rs:LL:COL
-   = note: this error originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/inference/need_type_info/issue-107745-avoid-expr-from-macro-expansion.stderr b/tests/ui/inference/need_type_info/issue-107745-avoid-expr-from-macro-expansion.stderr
index 3de317d2af6..ff668f88d4d 100644
--- a/tests/ui/inference/need_type_info/issue-107745-avoid-expr-from-macro-expansion.stderr
+++ b/tests/ui/inference/need_type_info/issue-107745-avoid-expr-from-macro-expansion.stderr
@@ -3,8 +3,6 @@ error[E0282]: type annotations needed
    |
 LL |     println!("{:?}", []);
    |                      ^^ cannot infer type
-   |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/issues/issue-42796.stderr b/tests/ui/issues/issue-42796.stderr
index 670b98c7708..0e7ce9e98c4 100644
--- a/tests/ui/issues/issue-42796.stderr
+++ b/tests/ui/issues/issue-42796.stderr
@@ -9,7 +9,6 @@ LL |     let mut s_copy = s;
 LL |     println!("{}", s);
    |                    ^ value borrowed here after move
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider cloning the value if the performance cost is acceptable
    |
 LL |     let mut s_copy = s.clone();
diff --git a/tests/ui/liveness/liveness-move-in-while.stderr b/tests/ui/liveness/liveness-move-in-while.stderr
index dc48c4cc9ac..1bb97ad68c7 100644
--- a/tests/ui/liveness/liveness-move-in-while.stderr
+++ b/tests/ui/liveness/liveness-move-in-while.stderr
@@ -35,7 +35,6 @@ LL |         while true { while true { while true { x = y; x.clone(); } } }
    |         |            inside of this loop
    |         inside of this loop
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider cloning the value if the performance cost is acceptable
    |
 LL |         while true { while true { while true { x = y.clone(); x.clone(); } } }
diff --git a/tests/ui/liveness/liveness-use-after-move.stderr b/tests/ui/liveness/liveness-use-after-move.stderr
index eab51edca37..a94ceae79d5 100644
--- a/tests/ui/liveness/liveness-use-after-move.stderr
+++ b/tests/ui/liveness/liveness-use-after-move.stderr
@@ -9,7 +9,6 @@ LL |
 LL |     println!("{}", *x);
    |                    ^^ value borrowed here after move
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider cloning the value if the performance cost is acceptable
    |
 LL |     let y = x.clone();
diff --git a/tests/ui/liveness/liveness-use-after-send.stderr b/tests/ui/liveness/liveness-use-after-send.stderr
index 2323451a7d2..da682325347 100644
--- a/tests/ui/liveness/liveness-use-after-send.stderr
+++ b/tests/ui/liveness/liveness-use-after-send.stderr
@@ -13,7 +13,6 @@ note: consider changing this parameter type in function `send` to borrow instead
    |
 LL | fn send<T:Send + std::fmt::Debug>(ch: Chan<T>, data: T) {
    |    ---- in this function                             ^ this parameter takes ownership of the value
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider cloning the value if the performance cost is acceptable
    |
 LL |     send(ch, message.clone());
diff --git a/tests/ui/loops/loop-proper-liveness.stderr b/tests/ui/loops/loop-proper-liveness.stderr
index cd4c064bcd1..5432043c7d2 100644
--- a/tests/ui/loops/loop-proper-liveness.stderr
+++ b/tests/ui/loops/loop-proper-liveness.stderr
@@ -7,7 +7,6 @@ LL |     let x: i32;
 LL |     println!("{:?}", x);
    |                      ^ `x` used here but it isn't initialized
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider assigning a value
    |
 LL |     let x: i32 = 42;
diff --git a/tests/ui/modules/issue-107649.stderr b/tests/ui/modules/issue-107649.stderr
index 0d203c1aacb..577d99281c4 100644
--- a/tests/ui/modules/issue-107649.stderr
+++ b/tests/ui/modules/issue-107649.stderr
@@ -6,7 +6,7 @@ error[E0277]: `Dummy` doesn't implement `Debug`
     |
     = help: the trait `Debug` is not implemented for `Dummy`
     = note: add `#[derive(Debug)]` to `Dummy` or manually `impl Debug for Dummy`
-    = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info)
+    = note: this error originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider annotating `Dummy` with `#[derive(Debug)]`
    --> $DIR/auxiliary/dummy_lib.rs:2:1
     |
diff --git a/tests/ui/moves/moves-based-on-type-capture-clause-bad.stderr b/tests/ui/moves/moves-based-on-type-capture-clause-bad.stderr
index c2b9aeab237..12a0f31c451 100644
--- a/tests/ui/moves/moves-based-on-type-capture-clause-bad.stderr
+++ b/tests/ui/moves/moves-based-on-type-capture-clause-bad.stderr
@@ -10,8 +10,6 @@ LL |         println!("{}", x);
 LL |     });
 LL |     println!("{}", x);
    |                    ^ value borrowed here after move
-   |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/rfcs/rfc-2361-dbg-macro/dbg-macro-requires-debug.stderr b/tests/ui/rfcs/rfc-2361-dbg-macro/dbg-macro-requires-debug.stderr
index 7ec018a95cc..96029cd8fc6 100644
--- a/tests/ui/rfcs/rfc-2361-dbg-macro/dbg-macro-requires-debug.stderr
+++ b/tests/ui/rfcs/rfc-2361-dbg-macro/dbg-macro-requires-debug.stderr
@@ -6,7 +6,7 @@ LL |     let _: NotDebug = dbg!(NotDebug);
    |
    = help: the trait `Debug` is not implemented for `NotDebug`
    = note: add `#[derive(Debug)]` to `NotDebug` or manually `impl Debug for NotDebug`
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info)
+   = note: this error originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider annotating `NotDebug` with `#[derive(Debug)]`
    |
 LL + #[derive(Debug)]
diff --git a/tests/ui/span/issue-39698.stderr b/tests/ui/span/issue-39698.stderr
index 73fcc5c8477..1581c19afef 100644
--- a/tests/ui/span/issue-39698.stderr
+++ b/tests/ui/span/issue-39698.stderr
@@ -47,8 +47,6 @@ LL |         T::T1(a, d) | T::T2(d, b) | T::T3(c) | T::T4(a) => { println!("{:?}
    |               |                                      binding initialized here in some conditions
    |               binding initialized here in some conditions
    |               binding declared here but left uninitialized
-   |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 5 previous errors
 
diff --git a/tests/ui/suggestions/bound-suggestions.stderr b/tests/ui/suggestions/bound-suggestions.stderr
index f23e086afe4..e94c8f1a0e8 100644
--- a/tests/ui/suggestions/bound-suggestions.stderr
+++ b/tests/ui/suggestions/bound-suggestions.stderr
@@ -4,7 +4,6 @@ error[E0277]: `impl Sized` doesn't implement `Debug`
 LL |     println!("{:?}", t);
    |                      ^ `impl Sized` cannot be formatted using `{:?}` because it doesn't implement `Debug`
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider restricting opaque type `impl Sized` with trait `Debug`
    |
 LL | fn test_impl(t: impl Sized + std::fmt::Debug) {
@@ -16,7 +15,6 @@ error[E0277]: `T` doesn't implement `Debug`
 LL |     println!("{:?}", t);
    |                      ^ `T` cannot be formatted using `{:?}` because it doesn't implement `Debug`
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider restricting type parameter `T` with trait `Debug`
    |
 LL | fn test_no_bounds<T: std::fmt::Debug>(t: T) {
@@ -28,7 +26,6 @@ error[E0277]: `T` doesn't implement `Debug`
 LL |     println!("{:?}", t);
    |                      ^ `T` cannot be formatted using `{:?}` because it doesn't implement `Debug`
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider further restricting type parameter `T` with trait `Debug`
    |
 LL | fn test_one_bound<T: Sized + std::fmt::Debug>(t: T) {
@@ -52,7 +49,6 @@ error[E0277]: `X` doesn't implement `Debug`
 LL |     println!("{:?}", x);
    |                      ^ `X` cannot be formatted using `{:?}` because it doesn't implement `Debug`
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider further restricting type parameter `X` with trait `Debug`
    |
 LL | fn test_one_bound_where<X>(x: X) where X: Sized + std::fmt::Debug {
@@ -64,7 +60,6 @@ error[E0277]: `X` doesn't implement `Debug`
 LL |     println!("{:?}", x);
    |                      ^ `X` cannot be formatted using `{:?}` because it doesn't implement `Debug`
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider further restricting type parameter `X` with trait `Debug`
    |
 LL | fn test_many_bounds_where<X>(x: X) where X: Sized + std::fmt::Debug, X: Sized {
diff --git a/tests/ui/suggestions/issue-97760.stderr b/tests/ui/suggestions/issue-97760.stderr
index c3cf7e13987..f3dc3f74efe 100644
--- a/tests/ui/suggestions/issue-97760.stderr
+++ b/tests/ui/suggestions/issue-97760.stderr
@@ -6,7 +6,6 @@ LL |         println!("{x}");
    |
    = help: the trait `std::fmt::Display` is not implemented for `<impl IntoIterator as IntoIterator>::Item`
    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: introduce a type parameter with a trait bound instead of using `impl Trait`
    |
 LL ~ pub fn print_values<I: IntoIterator>(values: &I)
diff --git a/tests/ui/suggestions/path-display.stderr b/tests/ui/suggestions/path-display.stderr
index 46d0b35825b..d26885971a5 100644
--- a/tests/ui/suggestions/path-display.stderr
+++ b/tests/ui/suggestions/path-display.stderr
@@ -7,7 +7,6 @@ LL |     println!("{}", path);
    = help: the trait `std::fmt::Display` is not implemented for `Path`
    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
    = note: call `.display()` or `.to_string_lossy()` to safely print paths, as they may contain non-Unicode data
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error[E0277]: `PathBuf` doesn't implement `std::fmt::Display`
   --> $DIR/path-display.rs:9:20
@@ -18,7 +17,6 @@ LL |     println!("{}", path);
    = help: the trait `std::fmt::Display` is not implemented for `PathBuf`
    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
    = note: call `.display()` or `.to_string_lossy()` to safely print paths, as they may contain non-Unicode data
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 2 previous errors
 
diff --git a/tests/ui/try-block/try-block-maybe-bad-lifetime.stderr b/tests/ui/try-block/try-block-maybe-bad-lifetime.stderr
index 71c7e460c39..7fe15102197 100644
--- a/tests/ui/try-block/try-block-maybe-bad-lifetime.stderr
+++ b/tests/ui/try-block/try-block-maybe-bad-lifetime.stderr
@@ -22,7 +22,6 @@ LL |         };
 LL |         println!("{}", x);
    |                        ^ value borrowed here after move
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider cloning the value if the performance cost is acceptable
    |
 LL |             ::std::mem::drop(x.clone());
diff --git a/tests/ui/type-alias-impl-trait/nested.stderr b/tests/ui/type-alias-impl-trait/nested.stderr
index 59911f65a23..502fa00892f 100644
--- a/tests/ui/type-alias-impl-trait/nested.stderr
+++ b/tests/ui/type-alias-impl-trait/nested.stderr
@@ -18,7 +18,6 @@ LL |     println!("{:?}", bar());
    |                      ^^^^^ `Bar` cannot be formatted using `{:?}` because it doesn't implement `Debug`
    |
    = help: the trait `Debug` is not implemented for `Bar`
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 2 previous errors
 
diff --git a/tests/ui/type/binding-assigned-block-without-tail-expression.stderr b/tests/ui/type/binding-assigned-block-without-tail-expression.stderr
index 3e96d7f317b..335d3e80b77 100644
--- a/tests/ui/type/binding-assigned-block-without-tail-expression.stderr
+++ b/tests/ui/type/binding-assigned-block-without-tail-expression.stderr
@@ -9,7 +9,6 @@ LL |     println!("{}", x);
    |
    = help: the trait `std::fmt::Display` is not implemented for `()`
    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error[E0277]: `()` doesn't implement `std::fmt::Display`
   --> $DIR/binding-assigned-block-without-tail-expression.rs:15:20
@@ -22,7 +21,6 @@ LL |     println!("{}", y);
    |
    = help: the trait `std::fmt::Display` is not implemented for `()`
    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error[E0277]: `()` doesn't implement `std::fmt::Display`
   --> $DIR/binding-assigned-block-without-tail-expression.rs:16:20
@@ -35,7 +33,6 @@ LL |     println!("{}", z);
    |
    = help: the trait `std::fmt::Display` is not implemented for `()`
    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error[E0277]: `()` doesn't implement `std::fmt::Display`
   --> $DIR/binding-assigned-block-without-tail-expression.rs:17:20
@@ -51,7 +48,6 @@ LL |       println!("{}", s);
    |
    = help: the trait `std::fmt::Display` is not implemented for `()`
    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error[E0308]: mismatched types
   --> $DIR/binding-assigned-block-without-tail-expression.rs:18:18
diff --git a/tests/ui/use/use-after-move-based-on-type.stderr b/tests/ui/use/use-after-move-based-on-type.stderr
index 02a6ed599a9..1e72b3a1e95 100644
--- a/tests/ui/use/use-after-move-based-on-type.stderr
+++ b/tests/ui/use/use-after-move-based-on-type.stderr
@@ -8,7 +8,6 @@ LL |     let _y = x;
 LL |     println!("{}", x);
    |                    ^ value borrowed here after move
    |
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider cloning the value if the performance cost is acceptable
    |
 LL |     let _y = x.clone();
diff --git a/tests/ui/walk-struct-literal-with.stderr b/tests/ui/walk-struct-literal-with.stderr
index 34b501f8ec8..7db8ee1fe5b 100644
--- a/tests/ui/walk-struct-literal-with.stderr
+++ b/tests/ui/walk-struct-literal-with.stderr
@@ -13,7 +13,6 @@ note: `Mine::make_string_bar` takes ownership of the receiver `self`, which move
    |
 LL |     fn make_string_bar(mut self) -> Mine{
    |                            ^^^^
-   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 1 previous error