Update output for borrowck=migrate compare mode.

This commit updates the test output for the updated NLL compare mode
that uses `-Z borrowck=migrate` rather than `-Z borrowck=mir`. The
previous commit changes `compiletest` and this commit only updates
`.nll.stderr` files.

28 files changed, 0 insertions, 379 deletions

diff --git a/src/test/ui/lifetimes/lifetime-errors/ex1-return-one-existing-name-if-else-using-impl.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex1-return-one-existing-name-if-else-using-impl.nll.stderr
deleted file mode 100644
index 4e3193ccbfd..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex1-return-one-existing-name-if-else-using-impl.nll.stderr
+++ /dev/null
@@ -1,13 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex1-return-one-existing-name-if-else-using-impl.rs:21:20
-   |
-LL |     fn foo<'a>(x: &i32, y: &'a i32) -> &'a i32 {
-   |            --     - let's call the lifetime of this reference `'1`
-   |            |
-   |            lifetime `'a` defined here
-LL | 
-LL |         if x > y { x } else { y } //~ ERROR lifetime mismatch
-   |                    ^ function was supposed to return data with lifetime `'a` but it is returning data with lifetime `'1`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex1-return-one-existing-name-return-type-is-anon.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex1-return-one-existing-name-return-type-is-anon.nll.stderr
deleted file mode 100644
index 3413203fa7f..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex1-return-one-existing-name-return-type-is-anon.nll.stderr
+++ /dev/null
@@ -1,13 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex1-return-one-existing-name-return-type-is-anon.rs:18:5
-   |
-LL |   fn foo<'a>(&self, x: &'a i32) -> &i32 {
-   |          --  - let's call the lifetime of this reference `'1`
-   |          |
-   |          lifetime `'a` defined here
-LL | 
-LL |     x //~ ERROR lifetime mismatch
-   |     ^ function was supposed to return data with lifetime `'1` but it is returning data with lifetime `'a`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex1-return-one-existing-name-self-is-anon.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex1-return-one-existing-name-self-is-anon.nll.stderr
deleted file mode 100644
index 239419967f6..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex1-return-one-existing-name-self-is-anon.nll.stderr
+++ /dev/null
@@ -1,13 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex1-return-one-existing-name-self-is-anon.rs:18:30
-   |
-LL |     fn foo<'a>(&self, x: &'a Foo) -> &'a Foo {
-   |            --  - let's call the lifetime of this reference `'1`
-   |            |
-   |            lifetime `'a` defined here
-LL | 
-LL |         if true { x } else { self } //~ ERROR lifetime mismatch
-   |                              ^^^^ function was supposed to return data with lifetime `'a` but it is returning data with lifetime `'1`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex2a-push-one-existing-name-2.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex2a-push-one-existing-name-2.nll.stderr
deleted file mode 100644
index 709d9f84db3..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex2a-push-one-existing-name-2.nll.stderr
+++ /dev/null
@@ -1,11 +0,0 @@
-error[E0621]: explicit lifetime required in the type of `x`
-  --> $DIR/ex2a-push-one-existing-name-2.rs:16:5
-   |
-LL | fn foo<'a>(x: Ref<i32>, y: &mut Vec<Ref<'a, i32>>) {
-   |               -------- help: add explicit lifetime `'a` to the type of `x`: `Ref<'a, i32>`
-LL |     y.push(x); //~ ERROR explicit lifetime
-   |     ^^^^^^^^^ lifetime `'a` required
-
-error: aborting due to previous error
-
-For more information about this error, try `rustc --explain E0621`.
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex2a-push-one-existing-name-early-bound.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex2a-push-one-existing-name-early-bound.nll.stderr
deleted file mode 100644
index 1e608fe16e4..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex2a-push-one-existing-name-early-bound.nll.stderr
+++ /dev/null
@@ -1,12 +0,0 @@
-error[E0621]: explicit lifetime required in the type of `y`
-  --> $DIR/ex2a-push-one-existing-name-early-bound.rs:17:5
-   |
-LL | fn baz<'a, 'b, T>(x: &mut Vec<&'a T>, y: &T)
-   |                                          -- help: add explicit lifetime `'a` to the type of `y`: `&'a T`
-...
-LL |     x.push(y); //~ ERROR explicit lifetime required
-   |     ^^^^^^^^^ lifetime `'a` required
-
-error: aborting due to previous error
-
-For more information about this error, try `rustc --explain E0621`.
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex2a-push-one-existing-name.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex2a-push-one-existing-name.nll.stderr
deleted file mode 100644
index 14194352093..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex2a-push-one-existing-name.nll.stderr
+++ /dev/null
@@ -1,11 +0,0 @@
-error[E0621]: explicit lifetime required in the type of `y`
-  --> $DIR/ex2a-push-one-existing-name.rs:16:5
-   |
-LL | fn foo<'a>(x: &mut Vec<Ref<'a, i32>>, y: Ref<i32>) {
-   |                                          -------- help: add explicit lifetime `'a` to the type of `y`: `Ref<'a, i32>`
-LL |     x.push(y); //~ ERROR explicit lifetime
-   |     ^^^^^^^^^ lifetime `'a` required
-
-error: aborting due to previous error
-
-For more information about this error, try `rustc --explain E0621`.
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex2b-push-no-existing-names.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex2b-push-no-existing-names.nll.stderr
deleted file mode 100644
index fc5f02fbc72..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex2b-push-no-existing-names.nll.stderr
+++ /dev/null
@@ -1,12 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex2b-push-no-existing-names.rs:16:5
-   |
-LL | fn foo(x: &mut Vec<Ref<i32>>, y: Ref<i32>) {
-   |        -                      - has type `Ref<'1, i32>`
-   |        |
-   |        has type `&mut std::vec::Vec<Ref<'2, i32>>`
-LL |     x.push(y); //~ ERROR lifetime mismatch
-   |     ^^^^^^^^^ argument requires that `'1` must outlive `'2`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex2c-push-inference-variable.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex2c-push-inference-variable.nll.stderr
deleted file mode 100644
index a5053244dc1..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex2c-push-inference-variable.nll.stderr
+++ /dev/null
@@ -1,13 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex2c-push-inference-variable.rs:17:5
-   |
-LL | fn foo<'a, 'b, 'c>(x: &'a mut Vec<Ref<'b, i32>>, y: Ref<'c, i32>) {
-   |            --  -- lifetime `'c` defined here
-   |            |
-   |            lifetime `'b` defined here
-LL |     let z = Ref { data: y.data };
-LL |     x.push(z); //~ ERROR lifetime mismatch
-   |     ^^^^^^^^^ argument requires that `'c` must outlive `'b`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex2d-push-inference-variable-2.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex2d-push-inference-variable-2.nll.stderr
deleted file mode 100644
index 361fb708d40..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex2d-push-inference-variable-2.nll.stderr
+++ /dev/null
@@ -1,13 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex2d-push-inference-variable-2.rs:18:5
-   |
-LL | fn foo<'a, 'b, 'c>(x: &'a mut Vec<Ref<'b, i32>>, y: Ref<'c, i32>) {
-   |            --  -- lifetime `'c` defined here
-   |            |
-   |            lifetime `'b` defined here
-...
-LL |     a.push(b);
-   |     ^^^^^^^^^ argument requires that `'c` must outlive `'b`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex2e-push-inference-variable-3.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex2e-push-inference-variable-3.nll.stderr
deleted file mode 100644
index 5d0f07054df..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex2e-push-inference-variable-3.nll.stderr
+++ /dev/null
@@ -1,13 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex2e-push-inference-variable-3.rs:18:5
-   |
-LL | fn foo<'a, 'b, 'c>(x: &'a mut Vec<Ref<'b, i32>>, y: Ref<'c, i32>) {
-   |            --  -- lifetime `'c` defined here
-   |            |
-   |            lifetime `'b` defined here
-...
-LL |     Vec::push(a, b);
-   |     ^^^^^^^^^^^^^^^ argument requires that `'c` must outlive `'b`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-2.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-2.nll.stderr
deleted file mode 100644
index e4aafd7b66e..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-2.nll.stderr
+++ /dev/null
@@ -1,12 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-2.rs:12:5
-   |
-LL | fn foo(&mut (ref mut v, w): &mut (&u8, &u8), x: &u8) {
-   |                                   -             - let's call the lifetime of this reference `'1`
-   |                                   |
-   |                                   let's call the lifetime of this reference `'2`
-LL |     *v = x; //~ ERROR lifetime mismatch
-   |     ^^^^^^ assignment requires that `'1` must outlive `'2`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-3.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-3.nll.stderr
deleted file mode 100644
index e1872dcf777..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-3.nll.stderr
+++ /dev/null
@@ -1,22 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-3.rs:12:5
-   |
-LL | fn foo(z: &mut Vec<(&u8,&u8)>, (x, y): (&u8, &u8)) {
-   |                     -                   - let's call the lifetime of this reference `'1`
-   |                     |
-   |                     let's call the lifetime of this reference `'2`
-LL |     z.push((x,y)); //~ ERROR lifetime mismatch
-   |     ^^^^^^^^^^^^^ argument requires that `'1` must outlive `'2`
-
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-3.rs:12:5
-   |
-LL | fn foo(z: &mut Vec<(&u8,&u8)>, (x, y): (&u8, &u8)) {
-   |                         -                    - let's call the lifetime of this reference `'1`
-   |                         |
-   |                         let's call the lifetime of this reference `'2`
-LL |     z.push((x,y)); //~ ERROR lifetime mismatch
-   |     ^^^^^^^^^^^^^ argument requires that `'1` must outlive `'2`
-
-error: aborting due to 2 previous errors
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-both-are-structs-2.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-both-are-structs-2.nll.stderr
deleted file mode 100644
index 934cdcd2ef2..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-both-are-structs-2.nll.stderr
+++ /dev/null
@@ -1,12 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-both-are-structs-2.rs:16:5
-   |
-LL | fn foo(mut x: Ref, y: Ref) {
-   |        -----       - has type `Ref<'_, '1>`
-   |        |
-   |        has type `Ref<'_, '2>`
-LL |     x.b = y.b; //~ ERROR lifetime mismatch
-   |     ^^^^^^^^^ assignment requires that `'1` must outlive `'2`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-both-are-structs-3.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-both-are-structs-3.nll.stderr
deleted file mode 100644
index cbfd9d47809..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-both-are-structs-3.nll.stderr
+++ /dev/null
@@ -1,13 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-both-are-structs-3.rs:16:5
-   |
-LL | fn foo(mut x: Ref) {
-   |        -----
-   |        |
-   |        has type `Ref<'_, '1>`
-   |        has type `Ref<'2, '_>`
-LL |     x.a = x.b; //~ ERROR lifetime mismatch
-   |     ^^^^^^^^^ assignment requires that `'1` must outlive `'2`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-both-are-structs-earlybound-regions.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-both-are-structs-earlybound-regions.nll.stderr
deleted file mode 100644
index 7f814b730ff..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-both-are-structs-earlybound-regions.nll.stderr
+++ /dev/null
@@ -1,13 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-both-are-structs-earlybound-regions.rs:18:5
-   |
-LL | fn foo<'a, 'b>(mut x: Vec<Ref<'a>>, y: Ref<'b>)
-   |        --  -- lifetime `'b` defined here
-   |        |
-   |        lifetime `'a` defined here
-...
-LL |     x.push(y); //~ ERROR lifetime mismatch
-   |     ^^^^^^^^^ argument requires that `'b` must outlive `'a`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-both-are-structs-latebound-regions.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-both-are-structs-latebound-regions.nll.stderr
deleted file mode 100644
index f38dceb331b..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-both-are-structs-latebound-regions.nll.stderr
+++ /dev/null
@@ -1,12 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-both-are-structs-latebound-regions.rs:15:5
-   |
-LL | fn foo<'a, 'b>(mut x: Vec<Ref<'a>>, y: Ref<'b>) {
-   |        --  -- lifetime `'b` defined here
-   |        |
-   |        lifetime `'a` defined here
-LL |     x.push(y); //~ ERROR lifetime mismatch
-   |     ^^^^^^^^^ argument requires that `'b` must outlive `'a`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-both-are-structs.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-both-are-structs.nll.stderr
deleted file mode 100644
index 39a7154c8e9..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-both-are-structs.nll.stderr
+++ /dev/null
@@ -1,12 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-both-are-structs.rs:15:5
-   |
-LL | fn foo(mut x: Vec<Ref>, y: Ref) {
-   |        -----            - has type `Ref<'1>`
-   |        |
-   |        has type `std::vec::Vec<Ref<'2>>`
-LL |     x.push(y); //~ ERROR lifetime mismatch
-   |     ^^^^^^^^^ argument requires that `'1` must outlive `'2`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-latebound-regions.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-latebound-regions.nll.stderr
deleted file mode 100644
index d59480cefcc..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-latebound-regions.nll.stderr
+++ /dev/null
@@ -1,12 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-latebound-regions.rs:12:5
-   |
-LL | fn foo<'a,'b>(x: &mut Vec<&'a u8>, y: &'b u8) {
-   |        -- -- lifetime `'b` defined here
-   |        |
-   |        lifetime `'a` defined here
-LL |     x.push(y); //~ ERROR lifetime mismatch
-   |     ^^^^^^^^^ argument requires that `'b` must outlive `'a`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-one-is-struct-2.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-one-is-struct-2.nll.stderr
deleted file mode 100644
index fc1fab7aab5..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-one-is-struct-2.nll.stderr
+++ /dev/null
@@ -1,21 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-one-is-struct-2.rs:14:5
-   |
-LL | fn foo(mut x: Ref, y: &u32) {
-   |        -----          - let's call the lifetime of this reference `'2`
-   |        |
-   |        has type `Ref<'_, '1>`
-LL |     y = x.b; //~ ERROR lifetime mismatch
-   |     ^^^^^^^ assignment requires that `'1` must outlive `'2`
-
-error[E0384]: cannot assign to immutable argument `y`
-  --> $DIR/ex3-both-anon-regions-one-is-struct-2.rs:14:5
-   |
-LL | fn foo(mut x: Ref, y: &u32) {
-   |                    - help: make this binding mutable: `mut y`
-LL |     y = x.b; //~ ERROR lifetime mismatch
-   |     ^^^^^^^ cannot assign to immutable argument
-
-error: aborting due to 2 previous errors
-
-For more information about this error, try `rustc --explain E0384`.
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-one-is-struct-3.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-one-is-struct-3.nll.stderr
deleted file mode 100644
index 8100fa89c2d..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-one-is-struct-3.nll.stderr
+++ /dev/null
@@ -1,12 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-one-is-struct-3.rs:14:5
-   |
-LL | fn foo(mut y: Ref, x: &u32) {
-   |        -----          - let's call the lifetime of this reference `'1`
-   |        |
-   |        has type `Ref<'_, '2>`
-LL |     y.b = x; //~ ERROR lifetime mismatch
-   |     ^^^^^^^ assignment requires that `'1` must outlive `'2`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-one-is-struct-4.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-one-is-struct-4.nll.stderr
deleted file mode 100644
index 1c4a8b66589..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-one-is-struct-4.nll.stderr
+++ /dev/null
@@ -1,12 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-one-is-struct-4.rs:14:5
-   |
-LL | fn foo(mut y: Ref, x: &u32) {
-   |        -----          - let's call the lifetime of this reference `'1`
-   |        |
-   |        has type `Ref<'_, '2>`
-LL |     y.b = x; //~ ERROR lifetime mismatch
-   |     ^^^^^^^ assignment requires that `'1` must outlive `'2`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-one-is-struct.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-one-is-struct.nll.stderr
deleted file mode 100644
index 2a4c5a685f1..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-one-is-struct.nll.stderr
+++ /dev/null
@@ -1,12 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-one-is-struct.rs:17:5
-   |
-LL | fn foo(mut x: Ref, y: &u32) {
-   |        -----          - let's call the lifetime of this reference `'1`
-   |        |
-   |        has type `Ref<'_, '2>`
-LL |     x.b = y; //~ ERROR lifetime mismatch
-   |     ^^^^^^^ assignment requires that `'1` must outlive `'2`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-return-type-is-anon.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-return-type-is-anon.nll.stderr
deleted file mode 100644
index 898f997779d..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-return-type-is-anon.nll.stderr
+++ /dev/null
@@ -1,12 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-return-type-is-anon.rs:17:5
-   |
-LL |   fn foo<'a>(&self, x: &i32) -> &i32 {
-   |              -         - let's call the lifetime of this reference `'1`
-   |              |
-   |              let's call the lifetime of this reference `'2`
-LL |     x //~ ERROR lifetime mismatch
-   |     ^ function was supposed to return data with lifetime `'2` but it is returning data with lifetime `'1`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-self-is-anon.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-self-is-anon.nll.stderr
deleted file mode 100644
index bdb9b306cda..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-self-is-anon.nll.stderr
+++ /dev/null
@@ -1,12 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-self-is-anon.rs:17:19
-   |
-LL |     fn foo<'a>(&self, x: &Foo) -> &Foo {
-   |                -         - let's call the lifetime of this reference `'1`
-   |                |
-   |                let's call the lifetime of this reference `'2`
-LL |         if true { x } else { self } //~ ERROR lifetime mismatch
-   |                   ^ function was supposed to return data with lifetime `'2` but it is returning data with lifetime `'1`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-using-fn-items.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-using-fn-items.nll.stderr
deleted file mode 100644
index 2e4df170d6c..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-using-fn-items.nll.stderr
+++ /dev/null
@@ -1,21 +0,0 @@
-error[E0596]: cannot borrow `y` as mutable, as it is not declared as mutable
-  --> $DIR/ex3-both-anon-regions-using-fn-items.rs:11:3
-   |
-LL | fn foo(x:fn(&u8, &u8), y: Vec<&u8>, z: &u8) {
-   |                        - help: consider changing this to be mutable: `mut y`
-LL |   y.push(z); //~ ERROR lifetime mismatch
-   |   ^ cannot borrow as mutable
-
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-using-fn-items.rs:11:3
-   |
-LL | fn foo(x:fn(&u8, &u8), y: Vec<&u8>, z: &u8) {
-   |                               -        - let's call the lifetime of this reference `'1`
-   |                               |
-   |                               let's call the lifetime of this reference `'2`
-LL |   y.push(z); //~ ERROR lifetime mismatch
-   |   ^^^^^^^^^ argument requires that `'1` must outlive `'2`
-
-error: aborting due to 2 previous errors
-
-For more information about this error, try `rustc --explain E0596`.
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-using-impl-items.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-using-impl-items.nll.stderr
deleted file mode 100644
index 8d743608438..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-using-impl-items.nll.stderr
+++ /dev/null
@@ -1,12 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-using-impl-items.rs:15:9
-   |
-LL |     fn foo(x: &mut Vec<&u8>, y: &u8) {
-   |                        -        - let's call the lifetime of this reference `'1`
-   |                        |
-   |                        let's call the lifetime of this reference `'2`
-LL |         x.push(y); //~ ERROR lifetime mismatch
-   |         ^^^^^^^^^ argument requires that `'1` must outlive `'2`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-using-trait-objects.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-using-trait-objects.nll.stderr
deleted file mode 100644
index a2dc0e4bda3..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions-using-trait-objects.nll.stderr
+++ /dev/null
@@ -1,21 +0,0 @@
-error[E0596]: cannot borrow `y` as mutable, as it is not declared as mutable
-  --> $DIR/ex3-both-anon-regions-using-trait-objects.rs:11:3
-   |
-LL | fn foo(x:Box<Fn(&u8, &u8)> , y: Vec<&u8>, z: &u8) {
-   |                              - help: consider changing this to be mutable: `mut y`
-LL |   y.push(z); //~ ERROR lifetime mismatch
-   |   ^ cannot borrow as mutable
-
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions-using-trait-objects.rs:11:3
-   |
-LL | fn foo(x:Box<Fn(&u8, &u8)> , y: Vec<&u8>, z: &u8) {
-   |                                     -        - let's call the lifetime of this reference `'1`
-   |                                     |
-   |                                     let's call the lifetime of this reference `'2`
-LL |   y.push(z); //~ ERROR lifetime mismatch
-   |   ^^^^^^^^^ argument requires that `'1` must outlive `'2`
-
-error: aborting due to 2 previous errors
-
-For more information about this error, try `rustc --explain E0596`.
diff --git a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions.nll.stderr b/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions.nll.stderr
deleted file mode 100644
index 0d674162eea..00000000000
--- a/src/test/ui/lifetimes/lifetime-errors/ex3-both-anon-regions.nll.stderr
+++ /dev/null
@@ -1,12 +0,0 @@
-error: unsatisfied lifetime constraints
-  --> $DIR/ex3-both-anon-regions.rs:12:5
-   |
-LL | fn foo(x: &mut Vec<&u8>, y: &u8) {
-   |                    -        - let's call the lifetime of this reference `'1`
-   |                    |
-   |                    let's call the lifetime of this reference `'2`
-LL |     x.push(y); //~ ERROR lifetime mismatch
-   |     ^^^^^^^^^ argument requires that `'1` must outlive `'2`
-
-error: aborting due to previous error
-