error: the borrowed expression implements the required traits --> halo2_backend/src/plonk/keygen.rs:165:48 | 165 | let mut acc = zeta * w.pow_vartime(&[index as u64]); | ^^^^^^^^^^^^^^^ help: change this to: `[index as u64]` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args

error: the borrowed expression implements the required traits --> halo2_backend/src/plonk/keygen.rs:156:32 | 156 | let wn = w.pow_vartime(&[n]); | ^^^^ help: change this to: `[n]` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args = note: `-D clippy::needless-borrows-for-generic-args` implied by `-D warnings` = help: to override `-D warnings` add `#[allow(clippy::needless_borrows_for_generic_args)]`

warning: the borrowed expression implements the required traits --> halo2_backend/src/plonk/keygen.rs:165:48 | 165 | let mut acc = zeta * w.pow_vartime(&[index as u64]); | ^^^^^^^^^^^^^^^ help: change this to: `[index as u64]` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args

warning: the borrowed expression implements the required traits --> halo2_backend/src/plonk/keygen.rs:156:32 | 156 | let wn = w.pow_vartime(&[n]); | ^^^^ help: change this to: `[n]` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args = note: `-W clippy::needless-borrows-for-generic-args` implied by `-W clippy::all` = help: to override `-W clippy::all` add `#[allow(clippy::needless_borrows_for_generic_args)]`

warning: the borrowed expression implements the required traits --> halo2_backend/src/plonk/keygen.rs:165:48 | 165 | let mut acc = zeta * w.pow_vartime(&[index as u64]); | ^^^^^^^^^^^^^^^ help: change this to: `[index as u64]` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args