Tests failing on HEAD /w cargo 1.78.0

[twitchyliquid64]

First one:

error[E0277]: cannot add `Const<1>` to `Const<1>`
  --> dfdx/tests/issue_tests.rs:35:43
   |
35 |     let _y: Tensor<Rank1<2>, _, _, _> = m.forward(x);
   |                                           ^^^^^^^ no implementation for `Const<1> + Const<1>`
   |
   = help: the trait `Add` is not implemented for `Const<1>`, which is required by `(_, _): dfdx::prelude::TryConcatTensorAlong<dfdx::prelude::Axis<0>>`
   = help: the trait `Add<usize>` is implemented for `Const<1>`
   = help: for that trait implementation, expected `usize`, found `Const<1>`
   = note: required for `((Const<1>,), (Const<1>,))` to implement `TryConcatShapeAlong<dfdx::prelude::Axis<0>>`
   = note: required for `(dfdx::prelude::Tensor<(Const<1>,), {float}, dfdx::prelude::Cpu>, dfdx::prelude::Tensor<(Const<1>,), {float}, dfdx::prelude::Cpu>)` to implement `dfdx::prelude::TryConcatTensorAlong<dfdx::prelude::Axis<0>>`

Second:

error[E0599]: the method `conv1d` exists for tuple `(Tensor<(Const<1>, Const<2>), f32, Cpu, OwnedTape<_, Cpu>>, Tensor<(Const<2>, ..., ...), ..., ...>)`, but its trait bounds were not satisfied
   --> dfdx-core/src/tensor_ops/conv1d/tests.rs:14:43
    |
14  |         (x.leaky_trace(), weight.clone()).conv1d(Const::<1>, Const::<0>, Const::<1>, Const::<1>);
    |                                           ^^^^^^ method cannot be called due to unsatisfied trait bounds
    |
   ::: dfdx-core/src/shapes/shape.rs:28:1
    |
28  | pub struct Const<const M: usize>;
    | -------------------------------- doesn't satisfy `<_ as Div<usize>>::Output = Const<1>`
    |
    = note: the full type name has been written to '/home/xxx/projects/dfdx/target/debug/deps/dfdx_core-6dc480f1f999c226.long-type-15613452805294519034.txt'
    = note: consider using `--verbose` to print the full type name to the console
note: trait bound `(shape::Const<2>, shape::Const<2>): conv1d::TryConv1D<_, _, _, usize>` was not satisfied
   --> dfdx-core/src/tensor_ops/conv1d/mod.rs:176:18
    |
157 |       TryConv1D<Stride, Padding, Dilation, Groups>
    |       --------------------------------------------
158 |       for (
    |  _________-
159 | |         Tensor<(InpChan, L), E, D, T>,
160 | |         Tensor<(OutChan, <InpChan as std::ops::Div<Groups>>::Output, Kernel), E, D>,
161 | |     )
    | |_____-
...
176 |       (L, Kernel): TryConv1D<Stride, Padding, Dilation, Groups>,
    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound introduced here
177 |       <(L, Kernel) as TryConv1D<Stride, Padding, Dilation, Groups>>::Convolved: Dim,
    |                                                                                 ^^^ unsatisfied trait bound introduced here
    = note: the following trait bounds were not satisfied:
            `<shape::Const<1> as Div<usize>>::Output = shape::Const<1>`
            which is required by `(tensor_impls::Tensor<(shape::Const<1>, shape::Const<2>), f32, tensor::cpu::device::Cpu, gradients::OwnedTape<_, tensor::cpu::device::Cpu>>, tensor_impls::Tensor<(shape::Const<2>, shape::Const<1>, shape::Const<2>), f32, tensor::cpu::device::Cpu>): conv1d::TryConv1D<_, _, _, usize>`
    = help: items from traits can only be used if the trait is implemented and in scope
note: `conv1d::TryConv1D` defines an item `conv1d`, perhaps you need to implement it
   --> dfdx-core/src/tensor_ops/conv1d/mod.rs:87:1
    |
87  | pub trait TryConv1D<Stride, Padding, Dilation, Groups>: Sized {

These both seem related to the Const type.