[INFO] cloning repository https://github.com/alexander-smoktal/rust-patterns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexander-smoktal/rust-patterns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexander-smoktal%2Frust-patterns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexander-smoktal%2Frust-patterns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 351757356846d4b50d614316b3e53d5a3cf6dea9
[INFO] checking alexander-smoktal/rust-patterns against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexander-smoktal%2Frust-patterns" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexander-smoktal/rust-patterns on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexander-smoktal/rust-patterns
[INFO] finished tweaking git repo https://github.com/alexander-smoktal/rust-patterns
[INFO] tweaked toml for git repo https://github.com/alexander-smoktal/rust-patterns written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/alexander-smoktal/rust-patterns already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy_static v0.2.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1f72eb2c50dc6d3765d91b995bfc14bc680cb64a0fea3d3fedbd4673efecd17
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e1f72eb2c50dc6d3765d91b995bfc14bc680cb64a0fea3d3fedbd4673efecd17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1f72eb2c50dc6d3765d91b995bfc14bc680cb64a0fea3d3fedbd4673efecd17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1f72eb2c50dc6d3765d91b995bfc14bc680cb64a0fea3d3fedbd4673efecd17", kill_on_drop: false }`
[INFO] [stdout] e1f72eb2c50dc6d3765d91b995bfc14bc680cb64a0fea3d3fedbd4673efecd17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 029243eeb9053987f349612969f81817490f786c78d9e0c4dc3785bb015ff393
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "029243eeb9053987f349612969f81817490f786c78d9e0c4dc3785bb015ff393", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v0.2.10
[INFO] [stderr]     Checking rust-patterns v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/creational/singleton.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | / lazy_static! {
[INFO] [stdout] 7 | |     static ref WALLET: Mutex<Wallet> = Mutex::new(Wallet::new());
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/creational/singleton.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | / lazy_static! {
[INFO] [stdout] 7 | |     static ref WALLET: Mutex<Wallet> = Mutex::new(Wallet::new());
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/mediator.rs:16:37
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub type EventHandler = fn(&mut Box<EventListener>, &Block);
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn EventListener`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/mediator.rs:19:55
[INFO] [stdout]    |
[INFO] [stdout] 19 |     listeners: HashMap<EventType, Vec<(Rc<RefCell<Box<EventListener>>>, EventHandler)>>,
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^ help: use `dyn`: `dyn EventListener`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/mediator.rs:30:34
[INFO] [stdout]    |
[INFO] [stdout] 30 |         listener: Rc<RefCell<Box<EventListener>>>,
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^ help: use `dyn`: `dyn EventListener`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/mediator.rs:60:42
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn block_created(_this: &mut Box<EventListener>, _block: &Block) {
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^ help: use `dyn`: `dyn EventListener`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/mediator.rs:64:44
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn block_destroyed(_this: &mut Box<EventListener>, _block: &Block) {
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn EventListener`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/mediator.rs:75:42
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn block_updated(_this: &mut Box<EventListener>, _block: &Block) {
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^ help: use `dyn`: `dyn EventListener`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/mediator.rs:82:51
[INFO] [stdout]    |
[INFO] [stdout] 82 |         Box::new(BlockLifetimeListener {}) as Box<EventListener>,
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^ help: use `dyn`: `dyn EventListener`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/mediator.rs:85:49
[INFO] [stdout]    |
[INFO] [stdout] 85 |         Box::new(BlockUpdateListener {}) as Box<EventListener>,
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^ help: use `dyn`: `dyn EventListener`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/mediator.rs:16:37
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub type EventHandler = fn(&mut Box<EventListener>, &Block);
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn EventListener`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/mediator.rs:19:55
[INFO] [stdout]    |
[INFO] [stdout] 19 |     listeners: HashMap<EventType, Vec<(Rc<RefCell<Box<EventListener>>>, EventHandler)>>,
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^ help: use `dyn`: `dyn EventListener`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/mediator.rs:30:34
[INFO] [stdout]    |
[INFO] [stdout] 30 |         listener: Rc<RefCell<Box<EventListener>>>,
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^ help: use `dyn`: `dyn EventListener`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/mediator.rs:60:42
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn block_created(_this: &mut Box<EventListener>, _block: &Block) {
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^ help: use `dyn`: `dyn EventListener`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/mediator.rs:64:44
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn block_destroyed(_this: &mut Box<EventListener>, _block: &Block) {
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn EventListener`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/mediator.rs:75:42
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn block_updated(_this: &mut Box<EventListener>, _block: &Block) {
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^ help: use `dyn`: `dyn EventListener`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/mediator.rs:82:51
[INFO] [stdout]    |
[INFO] [stdout] 82 |         Box::new(BlockLifetimeListener {}) as Box<EventListener>,
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^ help: use `dyn`: `dyn EventListener`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/mediator.rs:85:49
[INFO] [stdout]    |
[INFO] [stdout] 85 |         Box::new(BlockUpdateListener {}) as Box<EventListener>,
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^ help: use `dyn`: `dyn EventListener`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/behavioral/strategy.rs:7:42
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type SpendStrategyFunction = fn(&mut SpendStrategy, f32);
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^ help: use `dyn`: `dyn SpendStrategy`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/creational/abstract_factory.rs:47:50
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn get(&mut self, amount: USD) -> Option<Box<Coin>>;
[INFO] [stdout]    |                                                  ^^^^ help: use `dyn`: `dyn Coin`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/creational/abstract_factory.rs:61:50
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn get(&mut self, amount: USD) -> Option<Box<Coin>> {
[INFO] [stdout]    |                                                  ^^^^ help: use `dyn`: `dyn Coin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/creational/abstract_factory.rs:89:50
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn get(&mut self, amount: USD) -> Option<Box<Coin>> {
[INFO] [stdout]    |                                                  ^^^^ help: use `dyn`: `dyn Coin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/creational/abstract_factory.rs:107:29
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let wallet_vec: Vec<Box<Wallet>> = vec![
[INFO] [stdout]     |                             ^^^^^^ help: use `dyn`: `dyn Wallet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/structural/bridge.rs:45:19
[INFO] [stdout]    |
[INFO] [stdout] 45 |     currency: Box<IntoUSD>,
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn IntoUSD`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/structural/bridge.rs:49:30
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn new(currency: Box<IntoUSD>) -> Self {
[INFO] [stdout]    |                              ^^^^^^^ help: use `dyn`: `dyn IntoUSD`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/structural/bridge.rs:45:19
[INFO] [stdout]    |
[INFO] [stdout] 45 |     currency: Box<IntoUSD>,
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn IntoUSD`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/structural/bridge.rs:49:30
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn new(currency: Box<IntoUSD>) -> Self {
[INFO] [stdout]    |                              ^^^^^^^ help: use `dyn`: `dyn IntoUSD`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/creational/singleton.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | / lazy_static! {
[INFO] [stdout] 7 | |     static ref WALLET: Mutex<Wallet> = Mutex::new(Wallet::new());
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/creational/singleton.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | / lazy_static! {
[INFO] [stdout] 7 | |     static ref WALLET: Mutex<Wallet> = Mutex::new(Wallet::new());
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/observer.rs:15:62
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn register_observer(&mut self, observer: Rc<RefCell<Box<Observer>>>);
[INFO] [stdout]    |                                                              ^^^^^^^^ help: use `dyn`: `dyn Observer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/observer.rs:57:37
[INFO] [stdout]    |
[INFO] [stdout] 57 |     observables: Vec<Rc<RefCell<Box<Observer>>>>,
[INFO] [stdout]    |                                     ^^^^^^^^ help: use `dyn`: `dyn Observer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/observer.rs:67:62
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn register_observer(&mut self, observer: Rc<RefCell<Box<Observer>>>) {
[INFO] [stdout]    |                                                              ^^^^^^^^ help: use `dyn`: `dyn Observer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/observer.rs:82:78
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let usd_observer = Rc::new(RefCell::new(Box::new(USDObserver) as Box<Observer>));
[INFO] [stdout]    |                                                                              ^^^^^^^^ help: use `dyn`: `dyn Observer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/observer.rs:85:82
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let btc_observer = Rc::new(RefCell::new(Box::new(BitcoinObserver) as Box<Observer>));
[INFO] [stdout]    |                                                                                  ^^^^^^^^ help: use `dyn`: `dyn Observer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/observer.rs:88:83
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let eth_observer = Rc::new(RefCell::new(Box::new(EtheriumObserver) as Box<Observer>));
[INFO] [stdout]    |                                                                                   ^^^^^^^^ help: use `dyn`: `dyn Observer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/observer.rs:15:62
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn register_observer(&mut self, observer: Rc<RefCell<Box<Observer>>>);
[INFO] [stdout]    |                                                              ^^^^^^^^ help: use `dyn`: `dyn Observer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/observer.rs:57:37
[INFO] [stdout]    |
[INFO] [stdout] 57 |     observables: Vec<Rc<RefCell<Box<Observer>>>>,
[INFO] [stdout]    |                                     ^^^^^^^^ help: use `dyn`: `dyn Observer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/observer.rs:67:62
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn register_observer(&mut self, observer: Rc<RefCell<Box<Observer>>>) {
[INFO] [stdout]    |                                                              ^^^^^^^^ help: use `dyn`: `dyn Observer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/observer.rs:82:78
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let usd_observer = Rc::new(RefCell::new(Box::new(USDObserver) as Box<Observer>));
[INFO] [stdout]    |                                                                              ^^^^^^^^ help: use `dyn`: `dyn Observer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/observer.rs:85:82
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let btc_observer = Rc::new(RefCell::new(Box::new(BitcoinObserver) as Box<Observer>));
[INFO] [stdout]    |                                                                                  ^^^^^^^^ help: use `dyn`: `dyn Observer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/observer.rs:88:83
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let eth_observer = Rc::new(RefCell::new(Box::new(EtheriumObserver) as Box<Observer>));
[INFO] [stdout]    |                                                                                   ^^^^^^^^ help: use `dyn`: `dyn Observer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/creational/abstract_factory.rs:47:50
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn get(&mut self, amount: USD) -> Option<Box<Coin>>;
[INFO] [stdout]    |                                                  ^^^^ help: use `dyn`: `dyn Coin`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/creational/abstract_factory.rs:61:50
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn get(&mut self, amount: USD) -> Option<Box<Coin>> {
[INFO] [stdout]    |                                                  ^^^^ help: use `dyn`: `dyn Coin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/creational/abstract_factory.rs:89:50
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn get(&mut self, amount: USD) -> Option<Box<Coin>> {
[INFO] [stdout]    |                                                  ^^^^ help: use `dyn`: `dyn Coin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/creational/abstract_factory.rs:107:29
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let wallet_vec: Vec<Box<Wallet>> = vec![
[INFO] [stdout]     |                             ^^^^^^ help: use `dyn`: `dyn Wallet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/creational/factory_method.rs:43:28
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn merge(self, other: &MergeCoin) -> Self
[INFO] [stdout]    |                            ^^^^^^^^^ help: use `dyn`: `dyn MergeCoin`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/creational/factory_method.rs:49:28
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn merge(self, other: &MergeCoin) -> Self {
[INFO] [stdout]    |                            ^^^^^^^^^ help: use `dyn`: `dyn MergeCoin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/creational/factory_method.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn merge(self, other: &MergeCoin) -> Self {
[INFO] [stdout]    |                            ^^^^^^^^^ help: use `dyn`: `dyn MergeCoin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/structural/adapter.rs:86:29
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let wallet_vec: Vec<Box<Wallet>> = vec![
[INFO] [stdout]    |                             ^^^^^^ help: use `dyn`: `dyn Wallet`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/state.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |     wallets: Vec<Box<MoneyHandler>>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^ help: use `dyn`: `dyn MoneyHandler`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/state.rs:21:33
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(wallets: Vec<Box<MoneyHandler>>) -> WalletBalancer {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn MoneyHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/structural/adapter.rs:86:29
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let wallet_vec: Vec<Box<Wallet>> = vec![
[INFO] [stdout]    |                             ^^^^^^ help: use `dyn`: `dyn Wallet`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/state.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |     wallets: Vec<Box<MoneyHandler>>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^ help: use `dyn`: `dyn MoneyHandler`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/state.rs:21:33
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(wallets: Vec<Box<MoneyHandler>>) -> WalletBalancer {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn MoneyHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/behavioral/strategy.rs:7:42
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type SpendStrategyFunction = fn(&mut SpendStrategy, f32);
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^ help: use `dyn`: `dyn SpendStrategy`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/chain_of_responsibility.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 |     next: Option<Box<CurrencyPrinter>>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CurrencyPrinter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/chain_of_responsibility.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn new(next: Option<Box<CurrencyPrinter>>) -> Self {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CurrencyPrinter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/creational/factory_method.rs:43:28
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn merge(self, other: &MergeCoin) -> Self
[INFO] [stdout]    |                            ^^^^^^^^^ help: use `dyn`: `dyn MergeCoin`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/creational/factory_method.rs:49:28
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn merge(self, other: &MergeCoin) -> Self {
[INFO] [stdout]    |                            ^^^^^^^^^ help: use `dyn`: `dyn MergeCoin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/chain_of_responsibility.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 |     next: Option<Box<CurrencyPrinter>>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CurrencyPrinter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/creational/factory_method.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn merge(self, other: &MergeCoin) -> Self {
[INFO] [stdout]    |                            ^^^^^^^^^ help: use `dyn`: `dyn MergeCoin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/behavioral/chain_of_responsibility.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn new(next: Option<Box<CurrencyPrinter>>) -> Self {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CurrencyPrinter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "029243eeb9053987f349612969f81817490f786c78d9e0c4dc3785bb015ff393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "029243eeb9053987f349612969f81817490f786c78d9e0c4dc3785bb015ff393", kill_on_drop: false }`
[INFO] [stdout] 029243eeb9053987f349612969f81817490f786c78d9e0c4dc3785bb015ff393