diff --git a/src/test/compile-fail/impl-trait/where-allowed.rs b/src/test/compile-fail/impl-trait/where-allowed.rs
index f7b331238c6d..2891cd59e3e1 100644
--- a/src/test/compile-fail/impl-trait/where-allowed.rs
+++ b/src/test/compile-fail/impl-trait/where-allowed.rs
@@ -10,9 +10,6 @@
 
 //! A simple test for testing many permutations of allowedness of
 //! impl Trait
-
-#![feature(conservative_impl_trait, universal_impl_trait)]
-
 use std::fmt::Debug;
 
 // Allowed
diff --git a/src/test/ui/impl_trait_projections.rs b/src/test/ui/impl_trait_projections.rs
index e8f39e169ff9..57a0040600a2 100644
--- a/src/test/ui/impl_trait_projections.rs
+++ b/src/test/ui/impl_trait_projections.rs
@@ -7,9 +7,6 @@
 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
-
-#![feature(conservative_impl_trait, universal_impl_trait)]
-
 use std::fmt::Debug;
 use std::option;
 
diff --git a/src/test/ui/impl_trait_projections.stderr b/src/test/ui/impl_trait_projections.stderr
index f0fe1a9754a9..f6d58984ecef 100644
--- a/src/test/ui/impl_trait_projections.stderr
+++ b/src/test/ui/impl_trait_projections.stderr
@@ -1,29 +1,29 @@
 error[E0667]: `impl Trait` is not allowed in path parameters
-  --> $DIR/impl_trait_projections.rs:24:51
+  --> $DIR/impl_trait_projections.rs:21:51
    |
 LL | fn projection_is_disallowed(x: impl Iterator) -> <impl Iterator>::Item {
    |                                                   ^^^^^^^^^^^^^
 
 error[E0667]: `impl Trait` is not allowed in path parameters
-  --> $DIR/impl_trait_projections.rs:31:9
+  --> $DIR/impl_trait_projections.rs:28:9
    |
 LL |     -> <impl Iterator as Iterator>::Item
    |         ^^^^^^^^^^^^^
 
 error[E0667]: `impl Trait` is not allowed in path parameters
-  --> $DIR/impl_trait_projections.rs:38:27
+  --> $DIR/impl_trait_projections.rs:35:27
    |
 LL |     -> <::std::ops::Range<impl Debug> as Iterator>::Item
    |                           ^^^^^^^^^^
 
 error[E0667]: `impl Trait` is not allowed in path parameters
-  --> $DIR/impl_trait_projections.rs:45:29
+  --> $DIR/impl_trait_projections.rs:42:29
    |
 LL |     -> <dyn Iterator<Item = impl Debug> as Iterator>::Item
    |                             ^^^^^^^^^^
 
 error[E0223]: ambiguous associated type
-  --> $DIR/impl_trait_projections.rs:24:50
+  --> $DIR/impl_trait_projections.rs:21:50
    |
 LL | fn projection_is_disallowed(x: impl Iterator) -> <impl Iterator>::Item {
    |                                                  ^^^^^^^^^^^^^^^^^^^^^ ambiguous associated type
diff --git a/src/test/ui/in-band-lifetimes/impl/dyn-trait.nll.stderr b/src/test/ui/in-band-lifetimes/impl/dyn-trait.nll.stderr
index ec8c4ecf1024..4cf7feddd465 100644
--- a/src/test/ui/in-band-lifetimes/impl/dyn-trait.nll.stderr
+++ b/src/test/ui/in-band-lifetimes/impl/dyn-trait.nll.stderr
@@ -1,11 +1,11 @@
 warning: not reporting region error due to nll
-  --> $DIR/dyn-trait.rs:33:16
+  --> $DIR/dyn-trait.rs:32:16
    |
 LL |     static_val(x); //~ ERROR cannot infer
    |                ^
 
 error: free region `'a` does not outlive free region `'static`
-  --> $DIR/dyn-trait.rs:33:5
+  --> $DIR/dyn-trait.rs:32:5
    |
 LL |     static_val(x); //~ ERROR cannot infer
    |     ^^^^^^^^^^^^^
diff --git a/src/test/ui/underscore-lifetime/dyn-trait-underscore.nll.stderr b/src/test/ui/underscore-lifetime/dyn-trait-underscore.nll.stderr
index 10a03786d7b1..cdc0c78e6941 100644
--- a/src/test/ui/underscore-lifetime/dyn-trait-underscore.nll.stderr
+++ b/src/test/ui/underscore-lifetime/dyn-trait-underscore.nll.stderr
@@ -1,29 +1,29 @@
 warning: not reporting region error due to nll
-  --> $DIR/dyn-trait-underscore.rs:20:14
+  --> $DIR/dyn-trait-underscore.rs:18:14
    |
 LL |     Box::new(items.iter()) //~ ERROR cannot infer an appropriate lifetime
    |              ^^^^^
 
 warning: not reporting region error due to nll
-  --> $DIR/dyn-trait-underscore.rs:20:20
+  --> $DIR/dyn-trait-underscore.rs:18:20
    |
 LL |     Box::new(items.iter()) //~ ERROR cannot infer an appropriate lifetime
    |                    ^^^^
 
 warning: not reporting region error due to nll
-  --> $DIR/dyn-trait-underscore.rs:20:5
+  --> $DIR/dyn-trait-underscore.rs:18:5
    |
 LL |     Box::new(items.iter()) //~ ERROR cannot infer an appropriate lifetime
    |     ^^^^^^^^
 
 warning: not reporting region error due to nll
-  --> $DIR/dyn-trait-underscore.rs:20:5
+  --> $DIR/dyn-trait-underscore.rs:18:5
    |
 LL |     Box::new(items.iter()) //~ ERROR cannot infer an appropriate lifetime
    |     ^^^^^^^^^^^^^^^^^^^^^^
 
 error: free region `` does not outlive free region `'static`
-  --> $DIR/dyn-trait-underscore.rs:18:52
+  --> $DIR/dyn-trait-underscore.rs:16:52
    |
 LL |   fn a<T>(items: &[T]) -> Box<dyn Iterator<Item=&T>> {
    |  ____________________________________________________^