warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/merkle_tree.rs:165:36
    |
165 |                 0 => Branch::Right(self.nodes[index - 1].clone()),
    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.nodes[index - 1]`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/merkle_tree.rs:164:35
    |
164 |                 1 => Branch::Left(self.nodes[index + 1].clone()),
    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.nodes[index + 1]`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/merkle_tree.rs:123:9
    |
123 |         self.nodes[0].clone()
    |         ^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.nodes[0]`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
    --> src/lazy_merkle_tree.rs:1078:41
     |
1078 |             return SparseTree::new_leaf(hash.clone());
     |                                         ^^^^^^^^^^^^ help: try dereferencing it: `*hash`
     |
     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
    --> src/lazy_merkle_tree.rs:1041:9
     |
1041 |         self.storage[self.root_index].clone()
     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.storage[self.root_index]`
     |
     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
    --> src/lazy_merkle_tree.rs:1012:9
     |
1012 |         self.storage.lock().expect("lock poisoned")[self.root_index].clone()
     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.storage.lock().expect("lock poisoned")[self.root_index]`
     |
     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
    --> src/lazy_merkle_tree.rs:1001:45
     |
1001 |         storage[leaf_index_in_dense_tree] = value.clone();
     |                                             ^^^^^^^^^^^^^ help: try dereferencing it: `*value`
     |
     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:980:13
    |
980 |             r.storage[leaf_index_in_dense_tree].clone()
    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `r.storage[leaf_index_in_dense_tree]`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:851:41
    |
851 |             return SparseTree::new_leaf(hash.clone());
    |                                         ^^^^^^^^^^^^ help: try dereferencing it: `*hash`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:814:9
    |
814 |         self.storage[self.root_index].clone()
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.storage[self.root_index]`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:785:9
    |
785 |         self.storage.lock().unwrap()[self.root_index].clone()
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.storage.lock().unwrap()[self.root_index]`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:774:45
    |
774 |         storage[leaf_index_in_dense_tree] = value.clone();
    |                                             ^^^^^^^^^^^^^ help: try dereferencing it: `*value`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:753:13
    |
753 |             r.storage[leaf_index_in_dense_tree].clone()
    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `r.storage[leaf_index_in_dense_tree]`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:700:34
    |
700 |             let empties = repeat(empty_value.clone()).take(leaf_count - values.len());
    |                                  ^^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*empty_value`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:696:30
    |
696 |         let empties = repeat(empty_value.clone()).take(leaf_count);
    |                              ^^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*empty_value`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:660:16
    |
660 |             || self.root.clone(),
    |                ^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.root`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:655:9
    |
655 |         self.root.clone()
    |         ^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.root`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:629:35
    |
629 |             return Self::new_leaf(value.clone());
    |                                   ^^^^^^^^^^^^^ help: try dereferencing it: `*value`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:583:23
    |
583 |             root:     self.root.clone(),
    |                       ^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.root`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:519:9
    |
519 |         self.empty_tree_values[0].clone()
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.empty_tree_values[0]`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:515:9
    |
515 |         self.empty_tree_values[self.depth].clone()
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.empty_tree_values[self.depth]`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:460:23
    |
460 |             let val = self.empty_tree_values[depth - 1].clone();
    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.empty_tree_values[depth - 1]`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:313:47
    |
313 |                 EmptyTree::new(current_depth, empty_leaf.clone()).into(),
    |                                               ^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*empty_leaf`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:291:47
    |
291 |                 EmptyTree::new(current_depth, empty_value.clone()).into(),
    |                                               ^^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*empty_value`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy

warning: using `clone` on type `<H as Hasher>::Hash` which implements the `Copy` trait
   --> src/lazy_merkle_tree.rs:268:47
    |
268 |                 EmptyTree::new(current_depth, empty_value.clone()).into(),
    |                                               ^^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*empty_value`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy