[INFO] crate RustyEmitter 2.2.0 is already in cache
[INFO] extracting crate RustyEmitter 2.2.0 into work/ex/clippy-test-run/sources/stable/reg/RustyEmitter/2.2.0
[INFO] extracting crate RustyEmitter 2.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/RustyEmitter/2.2.0
[INFO] validating manifest of RustyEmitter-2.2.0 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 RustyEmitter-2.2.0 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 RustyEmitter-2.2.0
[INFO] finished frobbing RustyEmitter-2.2.0
[INFO] frobbed toml for RustyEmitter-2.2.0 written to work/ex/clippy-test-run/sources/stable/reg/RustyEmitter/2.2.0/Cargo.toml
[INFO] started frobbing RustyEmitter-2.2.0
[INFO] finished frobbing RustyEmitter-2.2.0
[INFO] frobbed toml for RustyEmitter-2.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/RustyEmitter/2.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 RustyEmitter-2.2.0 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/reg/RustyEmitter/2.2.0:/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] 5be530be1bec9bef205e45b0b30580a40a9de94be2649bb585b725501bc3c84c
[INFO] running `"docker" "start" "-a" "5be530be1bec9bef205e45b0b30580a40a9de94be2649bb585b725501bc3c84c"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] warning: unused manifest key: rust
[INFO] [stderr]     Checking RustyEmitter v2.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `RustyEmitter` should have a snake case name such as `rusty_emitter`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `EventData` should have a snake case name such as `event_data`
[INFO] [stderr]   --> src/lib.rs:10:42
[INFO] [stderr]    |
[INFO] [stderr] 10 |   fn emit(&mut self, event_name: String, EventData: & mut EventData<T>);
[INFO] [stderr]    |                                          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `Emitter<'callback, T>`
[INFO] [stderr]   --> src/lib.rs:18:3
[INFO] [stderr]    |
[INFO] [stderr] 18 | /   pub fn new() -> Emitter<'callback, T> {
[INFO] [stderr] 19 | |     Emitter {
[INFO] [stderr] 20 | |       events: HashMap::new()
[INFO] [stderr] 21 | |     }
[INFO] [stderr] 22 | |   }
[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] 13 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: usage of `contains_key` followed by `insert` on a `HashMap`
[INFO] [stderr]   --> src/lib.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | /     if self.events.contains_key(&event_name) {
[INFO] [stderr] 28 | |       match self.events.get_mut(&event_name) {
[INFO] [stderr] 29 | |           Some(callbacks) => callbacks.push(callback),
[INFO] [stderr] 30 | |           None => (),
[INFO] [stderr] ...  |
[INFO] [stderr] 34 | |       self.events.insert(event_name, vec);
[INFO] [stderr] 35 | |     }
[INFO] [stderr]    | |_____^ help: consider using: `self.events.entry(event_name)`
[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 seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:28:7
[INFO] [stderr]    |
[INFO] [stderr] 28 | /       match self.events.get_mut(&event_name) {
[INFO] [stderr] 29 | |           Some(callbacks) => callbacks.push(callback),
[INFO] [stderr] 30 | |           None => (),
[INFO] [stderr] 31 | |       }
[INFO] [stderr]    | |_______^ help: try this: `if let Some(callbacks) = self.events.get_mut(&event_name) { callbacks.push(callback) }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 | /     match self.events.get_mut(&event_name) {
[INFO] [stderr] 43 | |       Some(callbacks) => {
[INFO] [stderr] 44 | |         for callback in callbacks.iter_mut() {
[INFO] [stderr] 45 | |             (*callback)(event_data);
[INFO] [stderr] ...  |
[INFO] [stderr] 48 | |       _ => {;}
[INFO] [stderr] 49 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 42 |     if let Some(callbacks) = self.events.get_mut(&event_name) {
[INFO] [stderr] 43 |   for callback in callbacks.iter_mut() {
[INFO] [stderr] 44 |       (*callback)(event_data);
[INFO] [stderr] 45 |   }
[INFO] [stderr] 46 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RustyEmitter` should have a snake case name such as `rusty_emitter`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `EventData` should have a snake case name such as `event_data`
[INFO] [stderr]   --> src/lib.rs:10:42
[INFO] [stderr]    |
[INFO] [stderr] 10 |   fn emit(&mut self, event_name: String, EventData: & mut EventData<T>);
[INFO] [stderr]    |                                          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `Emitter<'callback, T>`
[INFO] [stderr]   --> src/lib.rs:18:3
[INFO] [stderr]    |
[INFO] [stderr] 18 | /   pub fn new() -> Emitter<'callback, T> {
[INFO] [stderr] 19 | |     Emitter {
[INFO] [stderr] 20 | |       events: HashMap::new()
[INFO] [stderr] 21 | |     }
[INFO] [stderr] 22 | |   }
[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] 13 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: usage of `contains_key` followed by `insert` on a `HashMap`
[INFO] [stderr]   --> src/lib.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | /     if self.events.contains_key(&event_name) {
[INFO] [stderr] 28 | |       match self.events.get_mut(&event_name) {
[INFO] [stderr] 29 | |           Some(callbacks) => callbacks.push(callback),
[INFO] [stderr] 30 | |           None => (),
[INFO] [stderr] ...  |
[INFO] [stderr] 34 | |       self.events.insert(event_name, vec);
[INFO] [stderr] 35 | |     }
[INFO] [stderr]    | |_____^ help: consider using: `self.events.entry(event_name)`
[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 seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:28:7
[INFO] [stderr]    |
[INFO] [stderr] 28 | /       match self.events.get_mut(&event_name) {
[INFO] [stderr] 29 | |           Some(callbacks) => callbacks.push(callback),
[INFO] [stderr] 30 | |           None => (),
[INFO] [stderr] 31 | |       }
[INFO] [stderr]    | |_______^ help: try this: `if let Some(callbacks) = self.events.get_mut(&event_name) { callbacks.push(callback) }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 | /     match self.events.get_mut(&event_name) {
[INFO] [stderr] 43 | |       Some(callbacks) => {
[INFO] [stderr] 44 | |         for callback in callbacks.iter_mut() {
[INFO] [stderr] 45 | |             (*callback)(event_data);
[INFO] [stderr] ...  |
[INFO] [stderr] 48 | |       _ => {;}
[INFO] [stderr] 49 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 42 |     if let Some(callbacks) = self.events.get_mut(&event_name) {
[INFO] [stderr] 43 |   for callback in callbacks.iter_mut() {
[INFO] [stderr] 44 |       (*callback)(event_data);
[INFO] [stderr] 45 |   }
[INFO] [stderr] 46 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: variable `EventData` should have a snake case name such as `event_data`
[INFO] [stderr]   --> tests/../src/lib.rs:10:42
[INFO] [stderr]    |
[INFO] [stderr] 10 |   fn emit(&mut self, event_name: String, EventData: & mut EventData<T>);
[INFO] [stderr]    |                                          ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: usage of `contains_key` followed by `insert` on a `HashMap`
[INFO] [stderr]   --> tests/../src/lib.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | /     if self.events.contains_key(&event_name) {
[INFO] [stderr] 28 | |       match self.events.get_mut(&event_name) {
[INFO] [stderr] 29 | |           Some(callbacks) => callbacks.push(callback),
[INFO] [stderr] 30 | |           None => (),
[INFO] [stderr] ...  |
[INFO] [stderr] 34 | |       self.events.insert(event_name, vec);
[INFO] [stderr] 35 | |     }
[INFO] [stderr]    | |_____^ help: consider using: `self.events.entry(event_name)`
[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 seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> tests/../src/lib.rs:28:7
[INFO] [stderr]    |
[INFO] [stderr] 28 | /       match self.events.get_mut(&event_name) {
[INFO] [stderr] 29 | |           Some(callbacks) => callbacks.push(callback),
[INFO] [stderr] 30 | |           None => (),
[INFO] [stderr] 31 | |       }
[INFO] [stderr]    | |_______^ help: try this: `if let Some(callbacks) = self.events.get_mut(&event_name) { callbacks.push(callback) }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> tests/../src/lib.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 | /     match self.events.get_mut(&event_name) {
[INFO] [stderr] 43 | |       Some(callbacks) => {
[INFO] [stderr] 44 | |         for callback in callbacks.iter_mut() {
[INFO] [stderr] 45 | |             (*callback)(event_data);
[INFO] [stderr] ...  |
[INFO] [stderr] 48 | |       _ => {;}
[INFO] [stderr] 49 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 42 |     if let Some(callbacks) = self.events.get_mut(&event_name) {
[INFO] [stderr] 43 |   for callback in callbacks.iter_mut() {
[INFO] [stderr] 44 |       (*callback)(event_data);
[INFO] [stderr] 45 |   }
[INFO] [stderr] 46 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this creates an owned instance just for comparison
[INFO] [stderr]    --> tests/emitter.rs:125:28
[INFO] [stderr]     |
[INFO] [stderr] 125 |             if data.bar != "HAHAHA".to_string() {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^ help: try: `"HAHAHA"`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cmp_owned)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `"docker" "inspect" "5be530be1bec9bef205e45b0b30580a40a9de94be2649bb585b725501bc3c84c"`
[INFO] running `"docker" "rm" "-f" "5be530be1bec9bef205e45b0b30580a40a9de94be2649bb585b725501bc3c84c"`
[INFO] [stdout] 5be530be1bec9bef205e45b0b30580a40a9de94be2649bb585b725501bc3c84c