warning: use of `default` to create a unit struct
   --> src/note/commitment.rs:164:31
    |
164 |         let mut os_rng = OsRng::default();
    |                               ^^^^^^^^^^^ help: remove this call to `default`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#default_constructed_unit_structs
    = note: `#[warn(clippy::default_constructed_unit_structs)]` on by default

warning: the borrowed expression implements the required traits
   --> tests/zsa.rs:206:33
    |
206 |         proven.apply_signatures(&mut rng, sighash, &[]).unwrap()
    |                                 ^^^^^^^^ help: change this to: `rng`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow

warning: the borrowed expression implements the required traits
  --> tests/zsa.rs:98:27
   |
98 |         .apply_signatures(&mut rng, sighash, &[SpendAuthorizingKey::from(sk)])
   |                           ^^^^^^^^ help: change this to: `rng`
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow

warning: the borrowed expression implements the required traits
  --> tests/zsa.rs:85:17
   |
85 |     proven.sign(&mut rng, isk).unwrap()
   |                 ^^^^^^^^ help: change this to: `rng`
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
   = note: `#[warn(clippy::needless_borrow)]` on by default