Remove some unnecessary allow(incomplete_features)

4 files changed, 228 insertions, 230 deletions

diff --git a/tests/ui/transmutability/primitives/numbers.current.stderr b/tests/ui/transmutability/primitives/numbers.current.stderr
index 009e377af99..7a80e444149 100644
--- a/tests/ui/transmutability/primitives/numbers.current.stderr
+++ b/tests/ui/transmutability/primitives/numbers.current.stderr
@@ -1,11 +1,11 @@
 error[E0277]: `i8` cannot be safely transmuted into `i16`
-  --> $DIR/numbers.rs:65:40
+  --> $DIR/numbers.rs:64:40
    |
 LL |     assert::is_transmutable::<   i8,   i16>();
    |                                        ^^^ The size of `i8` is smaller than the size of `i16`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -14,13 +14,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `u16`
-  --> $DIR/numbers.rs:66:40
+  --> $DIR/numbers.rs:65:40
    |
 LL |     assert::is_transmutable::<   i8,   u16>();
    |                                        ^^^ The size of `i8` is smaller than the size of `u16`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -29,13 +29,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `i32`
-  --> $DIR/numbers.rs:67:40
+  --> $DIR/numbers.rs:66:40
    |
 LL |     assert::is_transmutable::<   i8,   i32>();
    |                                        ^^^ The size of `i8` is smaller than the size of `i32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -44,13 +44,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `f32`
-  --> $DIR/numbers.rs:68:40
+  --> $DIR/numbers.rs:67:40
    |
 LL |     assert::is_transmutable::<   i8,   f32>();
    |                                        ^^^ The size of `i8` is smaller than the size of `f32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -59,13 +59,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `u32`
-  --> $DIR/numbers.rs:69:40
+  --> $DIR/numbers.rs:68:40
    |
 LL |     assert::is_transmutable::<   i8,   u32>();
    |                                        ^^^ The size of `i8` is smaller than the size of `u32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -74,13 +74,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `u64`
-  --> $DIR/numbers.rs:70:40
+  --> $DIR/numbers.rs:69:40
    |
 LL |     assert::is_transmutable::<   i8,   u64>();
    |                                        ^^^ The size of `i8` is smaller than the size of `u64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -89,13 +89,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `i64`
-  --> $DIR/numbers.rs:71:40
+  --> $DIR/numbers.rs:70:40
    |
 LL |     assert::is_transmutable::<   i8,   i64>();
    |                                        ^^^ The size of `i8` is smaller than the size of `i64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -104,13 +104,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `f64`
-  --> $DIR/numbers.rs:72:40
+  --> $DIR/numbers.rs:71:40
    |
 LL |     assert::is_transmutable::<   i8,   f64>();
    |                                        ^^^ The size of `i8` is smaller than the size of `f64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -119,13 +119,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:73:39
+  --> $DIR/numbers.rs:72:39
    |
 LL |     assert::is_transmutable::<   i8,  u128>();
    |                                       ^^^^ The size of `i8` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -134,13 +134,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:74:39
+  --> $DIR/numbers.rs:73:39
    |
 LL |     assert::is_transmutable::<   i8,  i128>();
    |                                       ^^^^ The size of `i8` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -149,13 +149,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `i16`
-  --> $DIR/numbers.rs:76:40
+  --> $DIR/numbers.rs:75:40
    |
 LL |     assert::is_transmutable::<   u8,   i16>();
    |                                        ^^^ The size of `u8` is smaller than the size of `i16`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -164,13 +164,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `u16`
-  --> $DIR/numbers.rs:77:40
+  --> $DIR/numbers.rs:76:40
    |
 LL |     assert::is_transmutable::<   u8,   u16>();
    |                                        ^^^ The size of `u8` is smaller than the size of `u16`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -179,13 +179,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `i32`
-  --> $DIR/numbers.rs:78:40
+  --> $DIR/numbers.rs:77:40
    |
 LL |     assert::is_transmutable::<   u8,   i32>();
    |                                        ^^^ The size of `u8` is smaller than the size of `i32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -194,13 +194,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `f32`
-  --> $DIR/numbers.rs:79:40
+  --> $DIR/numbers.rs:78:40
    |
 LL |     assert::is_transmutable::<   u8,   f32>();
    |                                        ^^^ The size of `u8` is smaller than the size of `f32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -209,13 +209,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `u32`
-  --> $DIR/numbers.rs:80:40
+  --> $DIR/numbers.rs:79:40
    |
 LL |     assert::is_transmutable::<   u8,   u32>();
    |                                        ^^^ The size of `u8` is smaller than the size of `u32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -224,13 +224,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `u64`
-  --> $DIR/numbers.rs:81:40
+  --> $DIR/numbers.rs:80:40
    |
 LL |     assert::is_transmutable::<   u8,   u64>();
    |                                        ^^^ The size of `u8` is smaller than the size of `u64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -239,13 +239,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `i64`
-  --> $DIR/numbers.rs:82:40
+  --> $DIR/numbers.rs:81:40
    |
 LL |     assert::is_transmutable::<   u8,   i64>();
    |                                        ^^^ The size of `u8` is smaller than the size of `i64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -254,13 +254,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `f64`
-  --> $DIR/numbers.rs:83:40
+  --> $DIR/numbers.rs:82:40
    |
 LL |     assert::is_transmutable::<   u8,   f64>();
    |                                        ^^^ The size of `u8` is smaller than the size of `f64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -269,13 +269,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:84:39
+  --> $DIR/numbers.rs:83:39
    |
 LL |     assert::is_transmutable::<   u8,  u128>();
    |                                       ^^^^ The size of `u8` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -284,13 +284,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:85:39
+  --> $DIR/numbers.rs:84:39
    |
 LL |     assert::is_transmutable::<   u8,  i128>();
    |                                       ^^^^ The size of `u8` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -299,13 +299,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i16` cannot be safely transmuted into `i32`
-  --> $DIR/numbers.rs:87:40
+  --> $DIR/numbers.rs:86:40
    |
 LL |     assert::is_transmutable::<  i16,   i32>();
    |                                        ^^^ The size of `i16` is smaller than the size of `i32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -314,13 +314,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i16` cannot be safely transmuted into `f32`
-  --> $DIR/numbers.rs:88:40
+  --> $DIR/numbers.rs:87:40
    |
 LL |     assert::is_transmutable::<  i16,   f32>();
    |                                        ^^^ The size of `i16` is smaller than the size of `f32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -329,13 +329,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i16` cannot be safely transmuted into `u32`
-  --> $DIR/numbers.rs:89:40
+  --> $DIR/numbers.rs:88:40
    |
 LL |     assert::is_transmutable::<  i16,   u32>();
    |                                        ^^^ The size of `i16` is smaller than the size of `u32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -344,13 +344,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i16` cannot be safely transmuted into `u64`
-  --> $DIR/numbers.rs:90:40
+  --> $DIR/numbers.rs:89:40
    |
 LL |     assert::is_transmutable::<  i16,   u64>();
    |                                        ^^^ The size of `i16` is smaller than the size of `u64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -359,13 +359,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i16` cannot be safely transmuted into `i64`
-  --> $DIR/numbers.rs:91:40
+  --> $DIR/numbers.rs:90:40
    |
 LL |     assert::is_transmutable::<  i16,   i64>();
    |                                        ^^^ The size of `i16` is smaller than the size of `i64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -374,13 +374,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i16` cannot be safely transmuted into `f64`
-  --> $DIR/numbers.rs:92:40
+  --> $DIR/numbers.rs:91:40
    |
 LL |     assert::is_transmutable::<  i16,   f64>();
    |                                        ^^^ The size of `i16` is smaller than the size of `f64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -389,13 +389,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i16` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:93:39
+  --> $DIR/numbers.rs:92:39
    |
 LL |     assert::is_transmutable::<  i16,  u128>();
    |                                       ^^^^ The size of `i16` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -404,13 +404,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i16` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:94:39
+  --> $DIR/numbers.rs:93:39
    |
 LL |     assert::is_transmutable::<  i16,  i128>();
    |                                       ^^^^ The size of `i16` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -419,13 +419,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u16` cannot be safely transmuted into `i32`
-  --> $DIR/numbers.rs:96:40
+  --> $DIR/numbers.rs:95:40
    |
 LL |     assert::is_transmutable::<  u16,   i32>();
    |                                        ^^^ The size of `u16` is smaller than the size of `i32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -434,13 +434,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u16` cannot be safely transmuted into `f32`
-  --> $DIR/numbers.rs:97:40
+  --> $DIR/numbers.rs:96:40
    |
 LL |     assert::is_transmutable::<  u16,   f32>();
    |                                        ^^^ The size of `u16` is smaller than the size of `f32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -449,13 +449,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u16` cannot be safely transmuted into `u32`
-  --> $DIR/numbers.rs:98:40
+  --> $DIR/numbers.rs:97:40
    |
 LL |     assert::is_transmutable::<  u16,   u32>();
    |                                        ^^^ The size of `u16` is smaller than the size of `u32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -464,13 +464,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u16` cannot be safely transmuted into `u64`
-  --> $DIR/numbers.rs:99:40
+  --> $DIR/numbers.rs:98:40
    |
 LL |     assert::is_transmutable::<  u16,   u64>();
    |                                        ^^^ The size of `u16` is smaller than the size of `u64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -479,13 +479,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u16` cannot be safely transmuted into `i64`
-  --> $DIR/numbers.rs:100:40
+  --> $DIR/numbers.rs:99:40
    |
 LL |     assert::is_transmutable::<  u16,   i64>();
    |                                        ^^^ The size of `u16` is smaller than the size of `i64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -494,13 +494,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u16` cannot be safely transmuted into `f64`
-  --> $DIR/numbers.rs:101:40
+  --> $DIR/numbers.rs:100:40
    |
 LL |     assert::is_transmutable::<  u16,   f64>();
    |                                        ^^^ The size of `u16` is smaller than the size of `f64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -509,13 +509,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u16` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:102:39
+  --> $DIR/numbers.rs:101:39
    |
 LL |     assert::is_transmutable::<  u16,  u128>();
    |                                       ^^^^ The size of `u16` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -524,13 +524,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u16` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:103:39
+  --> $DIR/numbers.rs:102:39
    |
 LL |     assert::is_transmutable::<  u16,  i128>();
    |                                       ^^^^ The size of `u16` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -539,13 +539,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i32` cannot be safely transmuted into `u64`
-  --> $DIR/numbers.rs:105:40
+  --> $DIR/numbers.rs:104:40
    |
 LL |     assert::is_transmutable::<  i32,   u64>();
    |                                        ^^^ The size of `i32` is smaller than the size of `u64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -554,13 +554,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i32` cannot be safely transmuted into `i64`
-  --> $DIR/numbers.rs:106:40
+  --> $DIR/numbers.rs:105:40
    |
 LL |     assert::is_transmutable::<  i32,   i64>();
    |                                        ^^^ The size of `i32` is smaller than the size of `i64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -569,13 +569,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i32` cannot be safely transmuted into `f64`
-  --> $DIR/numbers.rs:107:40
+  --> $DIR/numbers.rs:106:40
    |
 LL |     assert::is_transmutable::<  i32,   f64>();
    |                                        ^^^ The size of `i32` is smaller than the size of `f64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -584,13 +584,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i32` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:108:39
+  --> $DIR/numbers.rs:107:39
    |
 LL |     assert::is_transmutable::<  i32,  u128>();
    |                                       ^^^^ The size of `i32` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -599,13 +599,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i32` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:109:39
+  --> $DIR/numbers.rs:108:39
    |
 LL |     assert::is_transmutable::<  i32,  i128>();
    |                                       ^^^^ The size of `i32` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -614,13 +614,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `f32` cannot be safely transmuted into `u64`
-  --> $DIR/numbers.rs:111:40
+  --> $DIR/numbers.rs:110:40
    |
 LL |     assert::is_transmutable::<  f32,   u64>();
    |                                        ^^^ The size of `f32` is smaller than the size of `u64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -629,13 +629,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `f32` cannot be safely transmuted into `i64`
-  --> $DIR/numbers.rs:112:40
+  --> $DIR/numbers.rs:111:40
    |
 LL |     assert::is_transmutable::<  f32,   i64>();
    |                                        ^^^ The size of `f32` is smaller than the size of `i64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -644,13 +644,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `f32` cannot be safely transmuted into `f64`
-  --> $DIR/numbers.rs:113:40
+  --> $DIR/numbers.rs:112:40
    |
 LL |     assert::is_transmutable::<  f32,   f64>();
    |                                        ^^^ The size of `f32` is smaller than the size of `f64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -659,13 +659,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `f32` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:114:39
+  --> $DIR/numbers.rs:113:39
    |
 LL |     assert::is_transmutable::<  f32,  u128>();
    |                                       ^^^^ The size of `f32` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -674,13 +674,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `f32` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:115:39
+  --> $DIR/numbers.rs:114:39
    |
 LL |     assert::is_transmutable::<  f32,  i128>();
    |                                       ^^^^ The size of `f32` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -689,13 +689,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u32` cannot be safely transmuted into `u64`
-  --> $DIR/numbers.rs:117:40
+  --> $DIR/numbers.rs:116:40
    |
 LL |     assert::is_transmutable::<  u32,   u64>();
    |                                        ^^^ The size of `u32` is smaller than the size of `u64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -704,13 +704,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u32` cannot be safely transmuted into `i64`
-  --> $DIR/numbers.rs:118:40
+  --> $DIR/numbers.rs:117:40
    |
 LL |     assert::is_transmutable::<  u32,   i64>();
    |                                        ^^^ The size of `u32` is smaller than the size of `i64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -719,13 +719,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u32` cannot be safely transmuted into `f64`
-  --> $DIR/numbers.rs:119:40
+  --> $DIR/numbers.rs:118:40
    |
 LL |     assert::is_transmutable::<  u32,   f64>();
    |                                        ^^^ The size of `u32` is smaller than the size of `f64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -734,13 +734,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u32` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:120:39
+  --> $DIR/numbers.rs:119:39
    |
 LL |     assert::is_transmutable::<  u32,  u128>();
    |                                       ^^^^ The size of `u32` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -749,13 +749,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u32` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:121:39
+  --> $DIR/numbers.rs:120:39
    |
 LL |     assert::is_transmutable::<  u32,  i128>();
    |                                       ^^^^ The size of `u32` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -764,13 +764,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u64` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:123:39
+  --> $DIR/numbers.rs:122:39
    |
 LL |     assert::is_transmutable::<  u64,  u128>();
    |                                       ^^^^ The size of `u64` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -779,13 +779,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u64` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:124:39
+  --> $DIR/numbers.rs:123:39
    |
 LL |     assert::is_transmutable::<  u64,  i128>();
    |                                       ^^^^ The size of `u64` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -794,13 +794,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i64` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:126:39
+  --> $DIR/numbers.rs:125:39
    |
 LL |     assert::is_transmutable::<  i64,  u128>();
    |                                       ^^^^ The size of `i64` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -809,13 +809,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i64` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:127:39
+  --> $DIR/numbers.rs:126:39
    |
 LL |     assert::is_transmutable::<  i64,  i128>();
    |                                       ^^^^ The size of `i64` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -824,13 +824,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `f64` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:129:39
+  --> $DIR/numbers.rs:128:39
    |
 LL |     assert::is_transmutable::<  f64,  u128>();
    |                                       ^^^^ The size of `f64` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -839,13 +839,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `f64` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:130:39
+  --> $DIR/numbers.rs:129:39
    |
 LL |     assert::is_transmutable::<  f64,  i128>();
    |                                       ^^^^ The size of `f64` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
diff --git a/tests/ui/transmutability/primitives/numbers.next.stderr b/tests/ui/transmutability/primitives/numbers.next.stderr
index 009e377af99..7a80e444149 100644
--- a/tests/ui/transmutability/primitives/numbers.next.stderr
+++ b/tests/ui/transmutability/primitives/numbers.next.stderr
@@ -1,11 +1,11 @@
 error[E0277]: `i8` cannot be safely transmuted into `i16`
-  --> $DIR/numbers.rs:65:40
+  --> $DIR/numbers.rs:64:40
    |
 LL |     assert::is_transmutable::<   i8,   i16>();
    |                                        ^^^ The size of `i8` is smaller than the size of `i16`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -14,13 +14,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `u16`
-  --> $DIR/numbers.rs:66:40
+  --> $DIR/numbers.rs:65:40
    |
 LL |     assert::is_transmutable::<   i8,   u16>();
    |                                        ^^^ The size of `i8` is smaller than the size of `u16`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -29,13 +29,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `i32`
-  --> $DIR/numbers.rs:67:40
+  --> $DIR/numbers.rs:66:40
    |
 LL |     assert::is_transmutable::<   i8,   i32>();
    |                                        ^^^ The size of `i8` is smaller than the size of `i32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -44,13 +44,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `f32`
-  --> $DIR/numbers.rs:68:40
+  --> $DIR/numbers.rs:67:40
    |
 LL |     assert::is_transmutable::<   i8,   f32>();
    |                                        ^^^ The size of `i8` is smaller than the size of `f32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -59,13 +59,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `u32`
-  --> $DIR/numbers.rs:69:40
+  --> $DIR/numbers.rs:68:40
    |
 LL |     assert::is_transmutable::<   i8,   u32>();
    |                                        ^^^ The size of `i8` is smaller than the size of `u32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -74,13 +74,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `u64`
-  --> $DIR/numbers.rs:70:40
+  --> $DIR/numbers.rs:69:40
    |
 LL |     assert::is_transmutable::<   i8,   u64>();
    |                                        ^^^ The size of `i8` is smaller than the size of `u64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -89,13 +89,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `i64`
-  --> $DIR/numbers.rs:71:40
+  --> $DIR/numbers.rs:70:40
    |
 LL |     assert::is_transmutable::<   i8,   i64>();
    |                                        ^^^ The size of `i8` is smaller than the size of `i64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -104,13 +104,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `f64`
-  --> $DIR/numbers.rs:72:40
+  --> $DIR/numbers.rs:71:40
    |
 LL |     assert::is_transmutable::<   i8,   f64>();
    |                                        ^^^ The size of `i8` is smaller than the size of `f64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -119,13 +119,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:73:39
+  --> $DIR/numbers.rs:72:39
    |
 LL |     assert::is_transmutable::<   i8,  u128>();
    |                                       ^^^^ The size of `i8` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -134,13 +134,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i8` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:74:39
+  --> $DIR/numbers.rs:73:39
    |
 LL |     assert::is_transmutable::<   i8,  i128>();
    |                                       ^^^^ The size of `i8` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -149,13 +149,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `i16`
-  --> $DIR/numbers.rs:76:40
+  --> $DIR/numbers.rs:75:40
    |
 LL |     assert::is_transmutable::<   u8,   i16>();
    |                                        ^^^ The size of `u8` is smaller than the size of `i16`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -164,13 +164,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `u16`
-  --> $DIR/numbers.rs:77:40
+  --> $DIR/numbers.rs:76:40
    |
 LL |     assert::is_transmutable::<   u8,   u16>();
    |                                        ^^^ The size of `u8` is smaller than the size of `u16`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -179,13 +179,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `i32`
-  --> $DIR/numbers.rs:78:40
+  --> $DIR/numbers.rs:77:40
    |
 LL |     assert::is_transmutable::<   u8,   i32>();
    |                                        ^^^ The size of `u8` is smaller than the size of `i32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -194,13 +194,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `f32`
-  --> $DIR/numbers.rs:79:40
+  --> $DIR/numbers.rs:78:40
    |
 LL |     assert::is_transmutable::<   u8,   f32>();
    |                                        ^^^ The size of `u8` is smaller than the size of `f32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -209,13 +209,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `u32`
-  --> $DIR/numbers.rs:80:40
+  --> $DIR/numbers.rs:79:40
    |
 LL |     assert::is_transmutable::<   u8,   u32>();
    |                                        ^^^ The size of `u8` is smaller than the size of `u32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -224,13 +224,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `u64`
-  --> $DIR/numbers.rs:81:40
+  --> $DIR/numbers.rs:80:40
    |
 LL |     assert::is_transmutable::<   u8,   u64>();
    |                                        ^^^ The size of `u8` is smaller than the size of `u64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -239,13 +239,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `i64`
-  --> $DIR/numbers.rs:82:40
+  --> $DIR/numbers.rs:81:40
    |
 LL |     assert::is_transmutable::<   u8,   i64>();
    |                                        ^^^ The size of `u8` is smaller than the size of `i64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -254,13 +254,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `f64`
-  --> $DIR/numbers.rs:83:40
+  --> $DIR/numbers.rs:82:40
    |
 LL |     assert::is_transmutable::<   u8,   f64>();
    |                                        ^^^ The size of `u8` is smaller than the size of `f64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -269,13 +269,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:84:39
+  --> $DIR/numbers.rs:83:39
    |
 LL |     assert::is_transmutable::<   u8,  u128>();
    |                                       ^^^^ The size of `u8` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -284,13 +284,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u8` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:85:39
+  --> $DIR/numbers.rs:84:39
    |
 LL |     assert::is_transmutable::<   u8,  i128>();
    |                                       ^^^^ The size of `u8` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -299,13 +299,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i16` cannot be safely transmuted into `i32`
-  --> $DIR/numbers.rs:87:40
+  --> $DIR/numbers.rs:86:40
    |
 LL |     assert::is_transmutable::<  i16,   i32>();
    |                                        ^^^ The size of `i16` is smaller than the size of `i32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -314,13 +314,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i16` cannot be safely transmuted into `f32`
-  --> $DIR/numbers.rs:88:40
+  --> $DIR/numbers.rs:87:40
    |
 LL |     assert::is_transmutable::<  i16,   f32>();
    |                                        ^^^ The size of `i16` is smaller than the size of `f32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -329,13 +329,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i16` cannot be safely transmuted into `u32`
-  --> $DIR/numbers.rs:89:40
+  --> $DIR/numbers.rs:88:40
    |
 LL |     assert::is_transmutable::<  i16,   u32>();
    |                                        ^^^ The size of `i16` is smaller than the size of `u32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -344,13 +344,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i16` cannot be safely transmuted into `u64`
-  --> $DIR/numbers.rs:90:40
+  --> $DIR/numbers.rs:89:40
    |
 LL |     assert::is_transmutable::<  i16,   u64>();
    |                                        ^^^ The size of `i16` is smaller than the size of `u64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -359,13 +359,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i16` cannot be safely transmuted into `i64`
-  --> $DIR/numbers.rs:91:40
+  --> $DIR/numbers.rs:90:40
    |
 LL |     assert::is_transmutable::<  i16,   i64>();
    |                                        ^^^ The size of `i16` is smaller than the size of `i64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -374,13 +374,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i16` cannot be safely transmuted into `f64`
-  --> $DIR/numbers.rs:92:40
+  --> $DIR/numbers.rs:91:40
    |
 LL |     assert::is_transmutable::<  i16,   f64>();
    |                                        ^^^ The size of `i16` is smaller than the size of `f64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -389,13 +389,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i16` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:93:39
+  --> $DIR/numbers.rs:92:39
    |
 LL |     assert::is_transmutable::<  i16,  u128>();
    |                                       ^^^^ The size of `i16` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -404,13 +404,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i16` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:94:39
+  --> $DIR/numbers.rs:93:39
    |
 LL |     assert::is_transmutable::<  i16,  i128>();
    |                                       ^^^^ The size of `i16` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -419,13 +419,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u16` cannot be safely transmuted into `i32`
-  --> $DIR/numbers.rs:96:40
+  --> $DIR/numbers.rs:95:40
    |
 LL |     assert::is_transmutable::<  u16,   i32>();
    |                                        ^^^ The size of `u16` is smaller than the size of `i32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -434,13 +434,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u16` cannot be safely transmuted into `f32`
-  --> $DIR/numbers.rs:97:40
+  --> $DIR/numbers.rs:96:40
    |
 LL |     assert::is_transmutable::<  u16,   f32>();
    |                                        ^^^ The size of `u16` is smaller than the size of `f32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -449,13 +449,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u16` cannot be safely transmuted into `u32`
-  --> $DIR/numbers.rs:98:40
+  --> $DIR/numbers.rs:97:40
    |
 LL |     assert::is_transmutable::<  u16,   u32>();
    |                                        ^^^ The size of `u16` is smaller than the size of `u32`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -464,13 +464,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u16` cannot be safely transmuted into `u64`
-  --> $DIR/numbers.rs:99:40
+  --> $DIR/numbers.rs:98:40
    |
 LL |     assert::is_transmutable::<  u16,   u64>();
    |                                        ^^^ The size of `u16` is smaller than the size of `u64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -479,13 +479,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u16` cannot be safely transmuted into `i64`
-  --> $DIR/numbers.rs:100:40
+  --> $DIR/numbers.rs:99:40
    |
 LL |     assert::is_transmutable::<  u16,   i64>();
    |                                        ^^^ The size of `u16` is smaller than the size of `i64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -494,13 +494,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u16` cannot be safely transmuted into `f64`
-  --> $DIR/numbers.rs:101:40
+  --> $DIR/numbers.rs:100:40
    |
 LL |     assert::is_transmutable::<  u16,   f64>();
    |                                        ^^^ The size of `u16` is smaller than the size of `f64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -509,13 +509,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u16` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:102:39
+  --> $DIR/numbers.rs:101:39
    |
 LL |     assert::is_transmutable::<  u16,  u128>();
    |                                       ^^^^ The size of `u16` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -524,13 +524,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u16` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:103:39
+  --> $DIR/numbers.rs:102:39
    |
 LL |     assert::is_transmutable::<  u16,  i128>();
    |                                       ^^^^ The size of `u16` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -539,13 +539,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i32` cannot be safely transmuted into `u64`
-  --> $DIR/numbers.rs:105:40
+  --> $DIR/numbers.rs:104:40
    |
 LL |     assert::is_transmutable::<  i32,   u64>();
    |                                        ^^^ The size of `i32` is smaller than the size of `u64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -554,13 +554,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i32` cannot be safely transmuted into `i64`
-  --> $DIR/numbers.rs:106:40
+  --> $DIR/numbers.rs:105:40
    |
 LL |     assert::is_transmutable::<  i32,   i64>();
    |                                        ^^^ The size of `i32` is smaller than the size of `i64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -569,13 +569,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i32` cannot be safely transmuted into `f64`
-  --> $DIR/numbers.rs:107:40
+  --> $DIR/numbers.rs:106:40
    |
 LL |     assert::is_transmutable::<  i32,   f64>();
    |                                        ^^^ The size of `i32` is smaller than the size of `f64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -584,13 +584,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i32` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:108:39
+  --> $DIR/numbers.rs:107:39
    |
 LL |     assert::is_transmutable::<  i32,  u128>();
    |                                       ^^^^ The size of `i32` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -599,13 +599,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i32` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:109:39
+  --> $DIR/numbers.rs:108:39
    |
 LL |     assert::is_transmutable::<  i32,  i128>();
    |                                       ^^^^ The size of `i32` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -614,13 +614,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `f32` cannot be safely transmuted into `u64`
-  --> $DIR/numbers.rs:111:40
+  --> $DIR/numbers.rs:110:40
    |
 LL |     assert::is_transmutable::<  f32,   u64>();
    |                                        ^^^ The size of `f32` is smaller than the size of `u64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -629,13 +629,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `f32` cannot be safely transmuted into `i64`
-  --> $DIR/numbers.rs:112:40
+  --> $DIR/numbers.rs:111:40
    |
 LL |     assert::is_transmutable::<  f32,   i64>();
    |                                        ^^^ The size of `f32` is smaller than the size of `i64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -644,13 +644,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `f32` cannot be safely transmuted into `f64`
-  --> $DIR/numbers.rs:113:40
+  --> $DIR/numbers.rs:112:40
    |
 LL |     assert::is_transmutable::<  f32,   f64>();
    |                                        ^^^ The size of `f32` is smaller than the size of `f64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -659,13 +659,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `f32` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:114:39
+  --> $DIR/numbers.rs:113:39
    |
 LL |     assert::is_transmutable::<  f32,  u128>();
    |                                       ^^^^ The size of `f32` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -674,13 +674,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `f32` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:115:39
+  --> $DIR/numbers.rs:114:39
    |
 LL |     assert::is_transmutable::<  f32,  i128>();
    |                                       ^^^^ The size of `f32` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -689,13 +689,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u32` cannot be safely transmuted into `u64`
-  --> $DIR/numbers.rs:117:40
+  --> $DIR/numbers.rs:116:40
    |
 LL |     assert::is_transmutable::<  u32,   u64>();
    |                                        ^^^ The size of `u32` is smaller than the size of `u64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -704,13 +704,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u32` cannot be safely transmuted into `i64`
-  --> $DIR/numbers.rs:118:40
+  --> $DIR/numbers.rs:117:40
    |
 LL |     assert::is_transmutable::<  u32,   i64>();
    |                                        ^^^ The size of `u32` is smaller than the size of `i64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -719,13 +719,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u32` cannot be safely transmuted into `f64`
-  --> $DIR/numbers.rs:119:40
+  --> $DIR/numbers.rs:118:40
    |
 LL |     assert::is_transmutable::<  u32,   f64>();
    |                                        ^^^ The size of `u32` is smaller than the size of `f64`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -734,13 +734,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u32` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:120:39
+  --> $DIR/numbers.rs:119:39
    |
 LL |     assert::is_transmutable::<  u32,  u128>();
    |                                       ^^^^ The size of `u32` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -749,13 +749,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u32` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:121:39
+  --> $DIR/numbers.rs:120:39
    |
 LL |     assert::is_transmutable::<  u32,  i128>();
    |                                       ^^^^ The size of `u32` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -764,13 +764,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u64` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:123:39
+  --> $DIR/numbers.rs:122:39
    |
 LL |     assert::is_transmutable::<  u64,  u128>();
    |                                       ^^^^ The size of `u64` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -779,13 +779,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `u64` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:124:39
+  --> $DIR/numbers.rs:123:39
    |
 LL |     assert::is_transmutable::<  u64,  i128>();
    |                                       ^^^^ The size of `u64` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -794,13 +794,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i64` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:126:39
+  --> $DIR/numbers.rs:125:39
    |
 LL |     assert::is_transmutable::<  i64,  u128>();
    |                                       ^^^^ The size of `i64` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -809,13 +809,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `i64` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:127:39
+  --> $DIR/numbers.rs:126:39
    |
 LL |     assert::is_transmutable::<  i64,  i128>();
    |                                       ^^^^ The size of `i64` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -824,13 +824,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `f64` cannot be safely transmuted into `u128`
-  --> $DIR/numbers.rs:129:39
+  --> $DIR/numbers.rs:128:39
    |
 LL |     assert::is_transmutable::<  f64,  u128>();
    |                                       ^^^^ The size of `f64` is smaller than the size of `u128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
@@ -839,13 +839,13 @@ LL |         Dst: BikeshedIntrinsicFrom<Src>
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
 
 error[E0277]: `f64` cannot be safely transmuted into `i128`
-  --> $DIR/numbers.rs:130:39
+  --> $DIR/numbers.rs:129:39
    |
 LL |     assert::is_transmutable::<  f64,  i128>();
    |                                       ^^^^ The size of `f64` is smaller than the size of `i128`
    |
 note: required by a bound in `is_transmutable`
-  --> $DIR/numbers.rs:15:14
+  --> $DIR/numbers.rs:14:14
    |
 LL |     pub fn is_transmutable<Src, Dst>()
    |            --------------- required by a bound in this function
diff --git a/tests/ui/transmutability/primitives/numbers.rs b/tests/ui/transmutability/primitives/numbers.rs
index 896f5f49f67..401502474cf 100644
--- a/tests/ui/transmutability/primitives/numbers.rs
+++ b/tests/ui/transmutability/primitives/numbers.rs
@@ -5,7 +5,6 @@
 #![crate_type = "lib"]
 #![feature(transmutability)]
 #![allow(dead_code)]
-#![allow(incomplete_features)]
 
 mod assert {
     use std::mem::BikeshedIntrinsicFrom;
diff --git a/tests/ui/transmutability/unions/boolish.rs b/tests/ui/transmutability/unions/boolish.rs
index 0ba59bcaa9f..c829f83149e 100644
--- a/tests/ui/transmutability/unions/boolish.rs
+++ b/tests/ui/transmutability/unions/boolish.rs
@@ -4,7 +4,6 @@
 #![feature(transmutability)]
 #![feature(marker_trait_attr)]
 #![allow(dead_code)]
-#![allow(incomplete_features)]
 
 mod assert {
     use std::mem::{Assume, BikeshedIntrinsicFrom};