error: unconstrained generic constant --> $DIR/cross_crate_predicate.rs:7:44 | LL | let _ = const_evaluatable_lib::test1::(); | ^ | = help: try adding a `where` bound using this expression: `where [(); std::mem::size_of::() - 1]:` note: required by a bound in `test1` --> $DIR/auxiliary/const_evaluatable_lib.rs:6:10 | LL | pub fn test1() -> [u8; std::mem::size_of::() - 1] | ----- required by a bound in this function LL | where LL | [u8; std::mem::size_of::() - 1]: Sized, | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `test1` error: unconstrained generic constant --> $DIR/cross_crate_predicate.rs:7:44 | LL | let _ = const_evaluatable_lib::test1::(); | ^ | = help: try adding a `where` bound using this expression: `where [(); std::mem::size_of::() - 1]:` note: required by a bound in `test1` --> $DIR/auxiliary/const_evaluatable_lib.rs:4:27 | LL | pub fn test1() -> [u8; std::mem::size_of::() - 1] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `test1` error: unconstrained generic constant --> $DIR/cross_crate_predicate.rs:7:13 | LL | let _ = const_evaluatable_lib::test1::(); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = help: try adding a `where` bound using this expression: `where [(); std::mem::size_of::() - 1]:` note: required by a bound in `test1` --> $DIR/auxiliary/const_evaluatable_lib.rs:6:10 | LL | pub fn test1() -> [u8; std::mem::size_of::() - 1] | ----- required by a bound in this function LL | where LL | [u8; std::mem::size_of::() - 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::(); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = help: try adding a `where` bound using this expression: `where [(); std::mem::size_of::() - 1]:` note: required by a bound in `test1` --> $DIR/auxiliary/const_evaluatable_lib.rs:4:27 | LL | pub fn test1() -> [u8; std::mem::size_of::() - 1] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `test1` error: aborting due to 4 previous errors