error: unconstrained generic constant
  --> $DIR/cross_crate_predicate.rs:7:13
   |
LL |     let _ = const_evaluatable_lib::test1::<T>();
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: try adding a `where` bound using this expression: `where [(); std::mem::size_of::<T>() - 1]:`
note: required by a bound in `test1`
  --> $DIR/auxiliary/const_evaluatable_lib.rs:6:10
   |
LL |     [u8; std::mem::size_of::<T>() - 1]: Sized,
   |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `test1`

error: unconstrained generic constant
  --> $DIR/cross_crate_predicate.rs:7:13
   |
LL |     let _ = const_evaluatable_lib::test1::<T>();
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: try adding a `where` bound using this expression: `where [(); std::mem::size_of::<T>() - 1]:`
note: required by a bound in `test1`
  --> $DIR/auxiliary/const_evaluatable_lib.rs:4:27
   |
LL | pub fn test1<T>() -> [u8; std::mem::size_of::<T>() - 1]
   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `test1`

error: unconstrained generic constant
  --> $DIR/cross_crate_predicate.rs:7:13
   |
LL |     let _ = const_evaluatable_lib::test1::<T>();
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: try adding a `where` bound using this expression: `where [(); std::mem::size_of::<T>() - 1]:`
note: required by a bound in `test1`
  --> $DIR/auxiliary/const_evaluatable_lib.rs:6:10
   |
LL |     [u8; std::mem::size_of::<T>() - 1]: Sized,
   |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `test1`

error: unconstrained generic constant
  --> $DIR/cross_crate_predicate.rs:7:13
   |
LL |     let _ = const_evaluatable_lib::test1::<T>();
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: try adding a `where` bound using this expression: `where [(); std::mem::size_of::<T>() - 1]:`
note: required by a bound in `test1`
  --> $DIR/auxiliary/const_evaluatable_lib.rs:4:27
   |
LL | pub fn test1<T>() -> [u8; std::mem::size_of::<T>() - 1]
   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `test1`

error: aborting due to 4 previous errors