error[E0255]: the name `Add` is defined multiple times
  --> $DIR/issue-24081.rs:17:1
   |
11 | use std::ops::Add; //~ NOTE previous import of the trait `Add` here
   |     ------------- previous import of the trait `Add` here
...
17 | type Add = bool; //~ ERROR the name `Add` is defined multiple times
   | ^^^^^^^^^^^^^^^^ `Add` redefined here
   |
   = note: `Add` must be defined only once in the type namespace of this module
help: You can use `as` to change the binding name of the import
   |
11 | use std::ops::Add as OtherAdd; //~ NOTE previous import of the trait `Add` here
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^

error[E0255]: the name `Sub` is defined multiple times
  --> $DIR/issue-24081.rs:20:1
   |
12 | use std::ops::Sub; //~ NOTE previous import of the trait `Sub` here
   |     ------------- previous import of the trait `Sub` here
...
20 | struct Sub { x: f32 } //~ ERROR the name `Sub` is defined multiple times
   | ^^^^^^^^^^^^^^^^^^^^^ `Sub` redefined here
   |
   = note: `Sub` must be defined only once in the type namespace of this module
help: You can use `as` to change the binding name of the import
   |
12 | use std::ops::Sub as OtherSub; //~ NOTE previous import of the trait `Sub` here
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^

error[E0255]: the name `Mul` is defined multiple times
  --> $DIR/issue-24081.rs:23:1
   |
13 | use std::ops::Mul; //~ NOTE previous import of the trait `Mul` here
   |     ------------- previous import of the trait `Mul` here
...
23 | enum Mul { A, B } //~ ERROR the name `Mul` is defined multiple times
   | ^^^^^^^^^^^^^^^^^ `Mul` redefined here
   |
   = note: `Mul` must be defined only once in the type namespace of this module
help: You can use `as` to change the binding name of the import
   |
13 | use std::ops::Mul as OtherMul; //~ NOTE previous import of the trait `Mul` here
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^

error[E0255]: the name `Div` is defined multiple times
  --> $DIR/issue-24081.rs:26:1
   |
14 | use std::ops::Div; //~ NOTE previous import of the trait `Div` here
   |     ------------- previous import of the trait `Div` here
...
26 | mod Div { } //~ ERROR the name `Div` is defined multiple times
   | ^^^^^^^^^^^ `Div` redefined here
   |
   = note: `Div` must be defined only once in the type namespace of this module
help: You can use `as` to change the binding name of the import
   |
14 | use std::ops::Div as OtherDiv; //~ NOTE previous import of the trait `Div` here
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^

error[E0255]: the name `Rem` is defined multiple times
  --> $DIR/issue-24081.rs:29:1
   |
15 | use std::ops::Rem; //~ NOTE previous import of the trait `Rem` here
   |     ------------- previous import of the trait `Rem` here
...
29 | trait Rem {  } //~ ERROR the name `Rem` is defined multiple times
   | ^^^^^^^^^^^^^^ `Rem` redefined here
   |
   = note: `Rem` must be defined only once in the type namespace of this module
help: You can use `as` to change the binding name of the import
   |
15 | use std::ops::Rem as OtherRem; //~ NOTE previous import of the trait `Rem` here
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^

error: aborting due to 5 previous errors