[INFO] updating cached repository alexander-smoktal/rust-patterns
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alexander-smoktal/rust-patterns
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alexander-smoktal/rust-patterns" "work/ex/clippy-test-run/sources/stable/gh/alexander-smoktal/rust-patterns"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/alexander-smoktal/rust-patterns'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alexander-smoktal/rust-patterns" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/alexander-smoktal/rust-patterns"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/alexander-smoktal/rust-patterns'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 351757356846d4b50d614316b3e53d5a3cf6dea9
[INFO] sha for GitHub repo alexander-smoktal/rust-patterns: 351757356846d4b50d614316b3e53d5a3cf6dea9
[INFO] validating manifest of alexander-smoktal/rust-patterns on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of alexander-smoktal/rust-patterns on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing alexander-smoktal/rust-patterns
[INFO] finished frobbing alexander-smoktal/rust-patterns
[INFO] frobbed toml for alexander-smoktal/rust-patterns written to work/ex/clippy-test-run/sources/stable/gh/alexander-smoktal/rust-patterns/Cargo.toml
[INFO] started frobbing alexander-smoktal/rust-patterns
[INFO] finished frobbing alexander-smoktal/rust-patterns
[INFO] frobbed toml for alexander-smoktal/rust-patterns written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/alexander-smoktal/rust-patterns/Cargo.toml
[INFO] crate alexander-smoktal/rust-patterns has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting alexander-smoktal/rust-patterns against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/alexander-smoktal/rust-patterns:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1668dac9903cb276da4b228788387bf85911cafa0972629a73cf27ff2c9e4fdb
[INFO] running `"docker" "start" "-a" "1668dac9903cb276da4b228788387bf85911cafa0972629a73cf27ff2c9e4fdb"`
[INFO] [stderr]     Checking rust-patterns v0.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `Debts`
[INFO] [stderr]   --> src/structural/proxy.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 | /     pub fn new() -> Self {
[INFO] [stderr] 34 | |         Debts {
[INFO] [stderr] 35 | |             wallet: USDWallet(0f32),
[INFO] [stderr] 36 | |             debt: 0f32,
[INFO] [stderr] 37 | |         }
[INFO] [stderr] 38 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 32 | impl Default for Debts {
[INFO] [stderr] 33 |     fn default() -> Self {
[INFO] [stderr] 34 |         Self::new()
[INFO] [stderr] 35 |     }
[INFO] [stderr] 36 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `Logger`
[INFO] [stderr]   --> src/behavioral/command.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     pub fn new() -> Self {
[INFO] [stderr] 21 | |         Logger { state: LogState::On }
[INFO] [stderr] 22 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 19 | impl Default for Logger {
[INFO] [stderr] 20 |     fn default() -> Self {
[INFO] [stderr] 21 |         Self::new()
[INFO] [stderr] 22 |     }
[INFO] [stderr] 23 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/creational/prototype.rs:51:58
[INFO] [stderr]    |
[INFO] [stderr] 51 |         .add_incoming_transaction(Transaction::new(5f32, 0x12345678))
[INFO] [stderr]    |                                                          ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/creational/prototype.rs:52:59
[INFO] [stderr]    |
[INFO] [stderr] 52 |         .add_outgoing_transaction(Transaction::new(10f32, 0x12345678));
[INFO] [stderr]    |                                                           ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/creational/prototype.rs:55:33
[INFO] [stderr]    |
[INFO] [stderr] 55 |         Transaction::new(42f32, 0x12345679),
[INFO] [stderr]    |                                 ^^^^^^^^^^ help: consider: `0x1234_5679`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `Block`
[INFO] [stderr]   --> src/creational/prototype.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     pub fn new() -> Self {
[INFO] [stderr] 22 | |         Block {
[INFO] [stderr] 23 | |             hash: 0u64,
[INFO] [stderr] 24 | |             incoming_txs: vec![],
[INFO] [stderr] 25 | |             outgoing_txs: vec![],
[INFO] [stderr] 26 | |         }
[INFO] [stderr] 27 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 14 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `UTXO`
[INFO] [stderr]   --> src/structural/decorator.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | /     pub fn new() -> Self {
[INFO] [stderr] 23 | |         UTXO { unspended: HashMap::new() }
[INFO] [stderr] 24 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 17 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: usage of `contains_key` followed by `insert` on a `HashMap`
[INFO] [stderr]   --> src/structural/decorator.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 | /             if self.unspended.contains_key(&otx.1) {
[INFO] [stderr] 48 | |                 return Some("UTXO already contains outgoing transaction".into());
[INFO] [stderr] 49 | |             } else {
[INFO] [stderr] 50 | |                 self.unspended.insert(otx.1, otx.0);
[INFO] [stderr] 51 | |             }
[INFO] [stderr]    | |_____________^ help: consider using: `self.unspended.entry(otx.1)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_entry)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_entry
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `Wallet`
[INFO] [stderr]   --> src/structural/flyweight.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 | /     pub fn new() -> Self {
[INFO] [stderr] 38 | |         Wallet { currencies: HashMap::new() }
[INFO] [stderr] 39 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 32 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/structural/flyweight.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |         self.currencies.get(&currency).unwrap().clone()
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.currencies[&currency]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `USDWallet`
[INFO] [stderr]   --> src/structural/adapter.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | /     pub fn new() -> Self {
[INFO] [stderr] 15 | |         USDWallet { money: 0f32 }
[INFO] [stderr] 16 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 9  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `BitcoinWalletAdapter`
[INFO] [stderr]   --> src/structural/adapter.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 | /     pub fn new() -> Self {
[INFO] [stderr] 63 | |         BitcoinWalletAdapter { btc_wallet: BitcoinWallet { bitcoins: 0f32 } }
[INFO] [stderr] 64 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 61 | impl Default for BitcoinWalletAdapter {
[INFO] [stderr] 62 |     fn default() -> Self {
[INFO] [stderr] 63 |         Self::new()
[INFO] [stderr] 64 |     }
[INFO] [stderr] 65 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/structural/adapter.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |     for ref mut wallet in wallet_vec {
[INFO] [stderr]    |         ^^^^^^^^^^^^^^    ---------- help: try: `let wallet = &mut wallet_vec;`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/behavioral/mediator.rs:19:16
[INFO] [stderr]    |
[INFO] [stderr] 19 |     listeners: HashMap<EventType, Vec<(Rc<RefCell<Box<EventListener>>>, EventHandler)>>,
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `Mediator`
[INFO] [stderr]   --> src/behavioral/mediator.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | /     pub fn new() -> Self {
[INFO] [stderr] 24 | |         Mediator { listeners: HashMap::new() }
[INFO] [stderr] 25 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 18 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]   --> src/behavioral/mediator.rs:60:33
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn block_created(_this: &mut Box<EventListener>, _block: &Block) {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut EventListener`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::borrowed_box)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]   --> src/behavioral/mediator.rs:64:35
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn block_destroyed(_this: &mut Box<EventListener>, _block: &Block) {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut EventListener`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]   --> src/behavioral/mediator.rs:75:33
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn block_updated(_this: &mut Box<EventListener>, _block: &Block) {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut EventListener`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `Logger`
[INFO] [stderr]   --> src/behavioral/command.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     pub fn new() -> Self {
[INFO] [stderr] 21 | |         Logger { state: LogState::On }
[INFO] [stderr] 22 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 19 | impl Default for Logger {
[INFO] [stderr] 20 |     fn default() -> Self {
[INFO] [stderr] 21 |         Self::new()
[INFO] [stderr] 22 |     }
[INFO] [stderr] 23 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `BlockChain`
[INFO] [stderr]   --> src/behavioral/memento.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | /     pub fn new() -> Self {
[INFO] [stderr] 11 | |         BlockChain { blocks: vec![Block(std::u64::MAX)] }
[INFO] [stderr] 12 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 5  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/behavioral/memento.rs:22:15
[INFO] [stderr]    |
[INFO] [stderr] 22 |         while self.blocks.len() > 0 {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.blocks.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `Debts`
[INFO] [stderr]   --> src/structural/proxy.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 | /     pub fn new() -> Self {
[INFO] [stderr] 34 | |         Debts {
[INFO] [stderr] 35 | |             wallet: USDWallet(0f32),
[INFO] [stderr] 36 | |             debt: 0f32,
[INFO] [stderr] 37 | |         }
[INFO] [stderr] 38 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 32 | impl Default for Debts {
[INFO] [stderr] 33 |     fn default() -> Self {
[INFO] [stderr] 34 |         Self::new()
[INFO] [stderr] 35 |     }
[INFO] [stderr] 36 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/behavioral/iterator.rs:45:27
[INFO] [stderr]    |
[INFO] [stderr] 45 |         Transaction(0f32, 0x12345678),
[INFO] [stderr]    |                           ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/behavioral/iterator.rs:46:28
[INFO] [stderr]    |
[INFO] [stderr] 46 |         Transaction(42f32, 0x12345677),
[INFO] [stderr]    |                            ^^^^^^^^^^ help: consider: `0x1234_5677`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/behavioral/iterator.rs:47:29
[INFO] [stderr]    |
[INFO] [stderr] 47 |         Transaction(100f32, 0x12345679),
[INFO] [stderr]    |                             ^^^^^^^^^^ help: consider: `0x1234_5679`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/behavioral/iterator.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |     for ref transaction in block.iter() {
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^    ------------ help: try: `let transaction = &block.iter();`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `UTXO`
[INFO] [stderr]   --> src/structural/decorator.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | /     pub fn new() -> Self {
[INFO] [stderr] 23 | |         UTXO { unspended: HashMap::new() }
[INFO] [stderr] 24 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 17 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: usage of `contains_key` followed by `insert` on a `HashMap`
[INFO] [stderr]   --> src/structural/decorator.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 | /             if self.unspended.contains_key(&otx.1) {
[INFO] [stderr] 48 | |                 return Some("UTXO already contains outgoing transaction".into());
[INFO] [stderr] 49 | |             } else {
[INFO] [stderr] 50 | |                 self.unspended.insert(otx.1, otx.0);
[INFO] [stderr] 51 | |             }
[INFO] [stderr]    | |_____________^ help: consider using: `self.unspended.entry(otx.1)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_entry)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_entry
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/structural/composite.rs:54:42
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let mut tree1 = MerkleTree::new(Hash(0x12345678));
[INFO] [stderr]    |                                          ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/structural/composite.rs:55:42
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let mut tree2 = MerkleTree::new(Hash(0x12345123));
[INFO] [stderr]    |                                          ^^^^^^^^^^ help: consider: `0x1234_5123`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/structural/composite.rs:58:19
[INFO] [stderr]    |
[INFO] [stderr] 58 |     tree1 += Hash(0x12345679);
[INFO] [stderr]    |                   ^^^^^^^^^^ help: consider: `0x1234_5679`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/structural/composite.rs:59:19
[INFO] [stderr]    |
[INFO] [stderr] 59 |     tree2 += Hash(0x12345123);
[INFO] [stderr]    |                   ^^^^^^^^^^ help: consider: `0x1234_5123`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/creational/prototype.rs:51:58
[INFO] [stderr]    |
[INFO] [stderr] 51 |         .add_incoming_transaction(Transaction::new(5f32, 0x12345678))
[INFO] [stderr]    |                                                          ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/creational/prototype.rs:52:59
[INFO] [stderr]    |
[INFO] [stderr] 52 |         .add_outgoing_transaction(Transaction::new(10f32, 0x12345678));
[INFO] [stderr]    |                                                           ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/creational/prototype.rs:55:33
[INFO] [stderr]    |
[INFO] [stderr] 55 |         Transaction::new(42f32, 0x12345679),
[INFO] [stderr]    |                                 ^^^^^^^^^^ help: consider: `0x1234_5679`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `Wallets`
[INFO] [stderr]   --> src/structural/facade.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | /     pub fn new() -> Self {
[INFO] [stderr] 19 | |         Wallets {
[INFO] [stderr] 20 | |             usd_wallet: USDWallet(0f32),
[INFO] [stderr] 21 | |             btc_wallet: BitcoinWallet(0f32),
[INFO] [stderr] 22 | |             eth_wallet: EtheriumWallet(0f32),
[INFO] [stderr] 23 | |         }
[INFO] [stderr] 24 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl Default for Wallets {
[INFO] [stderr] 18 |     fn default() -> Self {
[INFO] [stderr] 19 |         Self::new()
[INFO] [stderr] 20 |     }
[INFO] [stderr] 21 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/behavioral/iterator.rs:45:27
[INFO] [stderr]    |
[INFO] [stderr] 45 |         Transaction(0f32, 0x12345678),
[INFO] [stderr]    |                           ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/behavioral/iterator.rs:46:28
[INFO] [stderr]    |
[INFO] [stderr] 46 |         Transaction(42f32, 0x12345677),
[INFO] [stderr]    |                            ^^^^^^^^^^ help: consider: `0x1234_5677`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/behavioral/iterator.rs:47:29
[INFO] [stderr]    |
[INFO] [stderr] 47 |         Transaction(100f32, 0x12345679),
[INFO] [stderr]    |                             ^^^^^^^^^^ help: consider: `0x1234_5679`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/structural/composite.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 | /         match self {
[INFO] [stderr] 27 | |             &MerkleTree::Leaf(oh) => oh,
[INFO] [stderr] 28 | |             &MerkleTree::Tree(oh, _, _) => oh,
[INFO] [stderr] 29 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 26 |         match *self {
[INFO] [stderr] 27 |             MerkleTree::Leaf(oh) => oh,
[INFO] [stderr] 28 |             MerkleTree::Tree(oh, _, _) => oh,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `Block`
[INFO] [stderr]   --> src/creational/prototype.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     pub fn new() -> Self {
[INFO] [stderr] 22 | |         Block {
[INFO] [stderr] 23 | |             hash: 0u64,
[INFO] [stderr] 24 | |             incoming_txs: vec![],
[INFO] [stderr] 25 | |             outgoing_txs: vec![],
[INFO] [stderr] 26 | |         }
[INFO] [stderr] 27 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 14 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/behavioral/iterator.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |     for ref transaction in block.iter() {
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^    ------------ help: try: `let transaction = &block.iter();`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/behavioral/state.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         self.wallets.get_mut(self.index).unwrap().store(amount);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.wallets[self.index]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/behavioral/mediator.rs:19:16
[INFO] [stderr]    |
[INFO] [stderr] 19 |     listeners: HashMap<EventType, Vec<(Rc<RefCell<Box<EventListener>>>, EventHandler)>>,
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `Mediator`
[INFO] [stderr]   --> src/behavioral/mediator.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | /     pub fn new() -> Self {
[INFO] [stderr] 24 | |         Mediator { listeners: HashMap::new() }
[INFO] [stderr] 25 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 18 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]   --> src/behavioral/mediator.rs:60:33
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn block_created(_this: &mut Box<EventListener>, _block: &Block) {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut EventListener`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::borrowed_box)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]   --> src/behavioral/mediator.rs:64:35
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn block_destroyed(_this: &mut Box<EventListener>, _block: &Block) {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut EventListener`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]   --> src/behavioral/mediator.rs:75:33
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn block_updated(_this: &mut Box<EventListener>, _block: &Block) {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut EventListener`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/creational/builder.rs:100:68
[INFO] [stderr]     |
[INFO] [stderr] 100 |     let genesis = GenesisBlockBuilder::new(Transaction::new(42f32, 0x12345678))
[INFO] [stderr]     |                                                                    ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/creational/builder.rs:101:59
[INFO] [stderr]     |
[INFO] [stderr] 101 |         .add_incoming_transaction(Transaction::new(10f32, 0x12345678))
[INFO] [stderr]     |                                                           ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/creational/builder.rs:102:59
[INFO] [stderr]     |
[INFO] [stderr] 102 |         .add_incoming_transaction(Transaction::new(20f32, 0x12345678))
[INFO] [stderr]     |                                                           ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/creational/builder.rs:107:59
[INFO] [stderr]     |
[INFO] [stderr] 107 |         .add_incoming_transaction(Transaction::new(10f32, 0x12345678))
[INFO] [stderr]     |                                                           ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/creational/builder.rs:108:59
[INFO] [stderr]     |
[INFO] [stderr] 108 |         .add_incoming_transaction(Transaction::new(20f32, 0x12345678))
[INFO] [stderr]     |                                                           ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/creational/builder.rs:109:59
[INFO] [stderr]     |
[INFO] [stderr] 109 |         .add_outgoing_transaction(Transaction::new(30f32, 0x12345679))
[INFO] [stderr]     |                                                           ^^^^^^^^^^ help: consider: `0x1234_5679`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `GenericBlockBuilder`
[INFO] [stderr]   --> src/creational/builder.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | /     pub fn new() -> Self {
[INFO] [stderr] 33 | |         GenericBlockBuilder {
[INFO] [stderr] 34 | |             incoming_txs: vec![],
[INFO] [stderr] 35 | |             outgoing_txs: vec![],
[INFO] [stderr] 36 | |         }
[INFO] [stderr] 37 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 26 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `Wallets`
[INFO] [stderr]   --> src/structural/facade.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | /     pub fn new() -> Self {
[INFO] [stderr] 19 | |         Wallets {
[INFO] [stderr] 20 | |             usd_wallet: USDWallet(0f32),
[INFO] [stderr] 21 | |             btc_wallet: BitcoinWallet(0f32),
[INFO] [stderr] 22 | |             eth_wallet: EtheriumWallet(0f32),
[INFO] [stderr] 23 | |         }
[INFO] [stderr] 24 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl Default for Wallets {
[INFO] [stderr] 18 |     fn default() -> Self {
[INFO] [stderr] 19 |         Self::new()
[INFO] [stderr] 20 |     }
[INFO] [stderr] 21 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/creational/builder.rs:100:68
[INFO] [stderr]     |
[INFO] [stderr] 100 |     let genesis = GenesisBlockBuilder::new(Transaction::new(42f32, 0x12345678))
[INFO] [stderr]     |                                                                    ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/creational/builder.rs:101:59
[INFO] [stderr]     |
[INFO] [stderr] 101 |         .add_incoming_transaction(Transaction::new(10f32, 0x12345678))
[INFO] [stderr]     |                                                           ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/creational/builder.rs:102:59
[INFO] [stderr]     |
[INFO] [stderr] 102 |         .add_incoming_transaction(Transaction::new(20f32, 0x12345678))
[INFO] [stderr]     |                                                           ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/creational/builder.rs:107:59
[INFO] [stderr]     |
[INFO] [stderr] 107 |         .add_incoming_transaction(Transaction::new(10f32, 0x12345678))
[INFO] [stderr]     |                                                           ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/creational/builder.rs:108:59
[INFO] [stderr]     |
[INFO] [stderr] 108 |         .add_incoming_transaction(Transaction::new(20f32, 0x12345678))
[INFO] [stderr]     |                                                           ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/creational/builder.rs:109:59
[INFO] [stderr]     |
[INFO] [stderr] 109 |         .add_outgoing_transaction(Transaction::new(30f32, 0x12345679))
[INFO] [stderr]     |                                                           ^^^^^^^^^^ help: consider: `0x1234_5679`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `GenericBlockBuilder`
[INFO] [stderr]   --> src/creational/builder.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | /     pub fn new() -> Self {
[INFO] [stderr] 33 | |         GenericBlockBuilder {
[INFO] [stderr] 34 | |             incoming_txs: vec![],
[INFO] [stderr] 35 | |             outgoing_txs: vec![],
[INFO] [stderr] 36 | |         }
[INFO] [stderr] 37 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 26 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]   --> src/behavioral/chain_of_responsibility.rs:72:45
[INFO] [stderr]    |
[INFO] [stderr] 72 |             Currency::Bitcoin(amount) => Ok(println!("BTC: {}", amount)),
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unit_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]   --> src/behavioral/chain_of_responsibility.rs:88:46
[INFO] [stderr]    |
[INFO] [stderr] 88 |             Currency::Etherium(amount) => Ok(println!("ETH: {:?}", amount)),
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]    --> src/behavioral/chain_of_responsibility.rs:104:41
[INFO] [stderr]     |
[INFO] [stderr] 104 |             Currency::USD(amount) => Ok(println!("USD: {:?}", amount)),
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `Wallet`
[INFO] [stderr]   --> src/structural/flyweight.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 | /     pub fn new() -> Self {
[INFO] [stderr] 38 | |         Wallet { currencies: HashMap::new() }
[INFO] [stderr] 39 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 32 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/structural/flyweight.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |         self.currencies.get(&currency).unwrap().clone()
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.currencies[&currency]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `BlockChain`
[INFO] [stderr]   --> src/behavioral/memento.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | /     pub fn new() -> Self {
[INFO] [stderr] 11 | |         BlockChain { blocks: vec![Block(std::u64::MAX)] }
[INFO] [stderr] 12 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 5  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/behavioral/memento.rs:22:15
[INFO] [stderr]    |
[INFO] [stderr] 22 |         while self.blocks.len() > 0 {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.blocks.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `USDWallet`
[INFO] [stderr]   --> src/structural/adapter.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | /     pub fn new() -> Self {
[INFO] [stderr] 15 | |         USDWallet { money: 0f32 }
[INFO] [stderr] 16 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 9  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `BitcoinWalletAdapter`
[INFO] [stderr]   --> src/structural/adapter.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 | /     pub fn new() -> Self {
[INFO] [stderr] 63 | |         BitcoinWalletAdapter { btc_wallet: BitcoinWallet { bitcoins: 0f32 } }
[INFO] [stderr] 64 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 61 | impl Default for BitcoinWalletAdapter {
[INFO] [stderr] 62 |     fn default() -> Self {
[INFO] [stderr] 63 |         Self::new()
[INFO] [stderr] 64 |     }
[INFO] [stderr] 65 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/behavioral/state.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         self.wallets.get_mut(self.index).unwrap().store(amount);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.wallets[self.index]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/structural/adapter.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |     for ref mut wallet in wallet_vec {
[INFO] [stderr]    |         ^^^^^^^^^^^^^^    ---------- help: try: `let wallet = &mut wallet_vec;`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/structural/composite.rs:54:42
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let mut tree1 = MerkleTree::new(Hash(0x12345678));
[INFO] [stderr]    |                                          ^^^^^^^^^^ help: consider: `0x1234_5678`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/structural/composite.rs:55:42
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let mut tree2 = MerkleTree::new(Hash(0x12345123));
[INFO] [stderr]    |                                          ^^^^^^^^^^ help: consider: `0x1234_5123`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/structural/composite.rs:58:19
[INFO] [stderr]    |
[INFO] [stderr] 58 |     tree1 += Hash(0x12345679);
[INFO] [stderr]    |                   ^^^^^^^^^^ help: consider: `0x1234_5679`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/structural/composite.rs:59:19
[INFO] [stderr]    |
[INFO] [stderr] 59 |     tree2 += Hash(0x12345123);
[INFO] [stderr]    |                   ^^^^^^^^^^ help: consider: `0x1234_5123`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/structural/composite.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 | /         match self {
[INFO] [stderr] 27 | |             &MerkleTree::Leaf(oh) => oh,
[INFO] [stderr] 28 | |             &MerkleTree::Tree(oh, _, _) => oh,
[INFO] [stderr] 29 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 26 |         match *self {
[INFO] [stderr] 27 |             MerkleTree::Leaf(oh) => oh,
[INFO] [stderr] 28 |             MerkleTree::Tree(oh, _, _) => oh,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]   --> src/behavioral/chain_of_responsibility.rs:72:45
[INFO] [stderr]    |
[INFO] [stderr] 72 |             Currency::Bitcoin(amount) => Ok(println!("BTC: {}", amount)),
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unit_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]   --> src/behavioral/chain_of_responsibility.rs:88:46
[INFO] [stderr]    |
[INFO] [stderr] 88 |             Currency::Etherium(amount) => Ok(println!("ETH: {:?}", amount)),
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]    --> src/behavioral/chain_of_responsibility.rs:104:41
[INFO] [stderr]     |
[INFO] [stderr] 104 |             Currency::USD(amount) => Ok(println!("USD: {:?}", amount)),
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.92s
[INFO] running `"docker" "inspect" "1668dac9903cb276da4b228788387bf85911cafa0972629a73cf27ff2c9e4fdb"`
[INFO] running `"docker" "rm" "-f" "1668dac9903cb276da4b228788387bf85911cafa0972629a73cf27ff2c9e4fdb"`
[INFO] [stdout] 1668dac9903cb276da4b228788387bf85911cafa0972629a73cf27ff2c9e4fdb