[INFO] crate discord_rust_framework 0.0.1 is already in cache
[INFO] extracting crate discord_rust_framework 0.0.1 into work/ex/clippy-test-run/sources/stable/reg/discord_rust_framework/0.0.1
[INFO] extracting crate discord_rust_framework 0.0.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/discord_rust_framework/0.0.1
[INFO] validating manifest of discord_rust_framework-0.0.1 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 discord_rust_framework-0.0.1 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 discord_rust_framework-0.0.1
[INFO] finished frobbing discord_rust_framework-0.0.1
[INFO] frobbed toml for discord_rust_framework-0.0.1 written to work/ex/clippy-test-run/sources/stable/reg/discord_rust_framework/0.0.1/Cargo.toml
[INFO] started frobbing discord_rust_framework-0.0.1
[INFO] finished frobbing discord_rust_framework-0.0.1
[INFO] frobbed toml for discord_rust_framework-0.0.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/discord_rust_framework/0.0.1/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 discord_rust_framework-0.0.1 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/discord_rust_framework/0.0.1:/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] b29261f2fd2efb2872f653e566297020ce854fe67fc627d94017029bf8700584
[INFO] running `"docker" "start" "-a" "b29261f2fd2efb2872f653e566297020ce854fe67fc627d94017029bf8700584"`
[INFO] [stderr]     Checking discord_rust_framework v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/lib.rs:149:25
[INFO] [stderr]     |
[INFO] [stderr] 149 |                         message_handler
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/lib.rs:134:47
[INFO] [stderr]     |
[INFO] [stderr] 134 |                           let message_handler = inner_pool.spawn_fn(move || {
[INFO] [stderr]     |  _______________________________________________^
[INFO] [stderr] 135 | |                             info!("\nHandling a message in a new thread\n");
[INFO] [stderr] 136 | |                             Client::<F>::handle_stream(message, inner_seq, inner_handler_ref.clone(), inner_http_ref.clone(), inner_token.clone(), inner_user_id.clone());
[INFO] [stderr] 137 | |                             info!("\nSending ready\n");
[INFO] [stderr] ...   |
[INFO] [stderr] 146 | |                             ()
[INFO] [stderr] 147 | |                         });
[INFO] [stderr]     | |__________________________^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:139:33
[INFO] [stderr]     |
[INFO] [stderr] 139 |                                 ()
[INFO] [stderr]     |                                 ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:141:33
[INFO] [stderr]     |
[INFO] [stderr] 141 |                                 ()
[INFO] [stderr]     |                                 ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:146:29
[INFO] [stderr]     |
[INFO] [stderr] 146 |                             ()
[INFO] [stderr]     |                             ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:153:25
[INFO] [stderr]     |
[INFO] [stderr] 153 |                         ()
[INFO] [stderr]     |                         ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:176:33
[INFO] [stderr]     |
[INFO] [stderr] 176 |                                 () 
[INFO] [stderr]     |                                 ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:178:33
[INFO] [stderr]     |
[INFO] [stderr] 178 |                                 ()
[INFO] [stderr]     |                                 ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:183:25
[INFO] [stderr]     |
[INFO] [stderr] 183 |                         ()
[INFO] [stderr]     |                         ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:252:29
[INFO] [stderr]     |
[INFO] [stderr] 252 |                             ()
[INFO] [stderr]     |                             ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:254:29
[INFO] [stderr]     |
[INFO] [stderr] 254 |                             ()
[INFO] [stderr]     |                             ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:259:25
[INFO] [stderr]     |
[INFO] [stderr] 259 |                         ()
[INFO] [stderr]     |                         ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/lib.rs:149:25
[INFO] [stderr]     |
[INFO] [stderr] 149 |                         message_handler
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/lib.rs:134:47
[INFO] [stderr]     |
[INFO] [stderr] 134 |                           let message_handler = inner_pool.spawn_fn(move || {
[INFO] [stderr]     |  _______________________________________________^
[INFO] [stderr] 135 | |                             info!("\nHandling a message in a new thread\n");
[INFO] [stderr] 136 | |                             Client::<F>::handle_stream(message, inner_seq, inner_handler_ref.clone(), inner_http_ref.clone(), inner_token.clone(), inner_user_id.clone());
[INFO] [stderr] 137 | |                             info!("\nSending ready\n");
[INFO] [stderr] ...   |
[INFO] [stderr] 146 | |                             ()
[INFO] [stderr] 147 | |                         });
[INFO] [stderr]     | |__________________________^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:139:33
[INFO] [stderr]     |
[INFO] [stderr] 139 |                                 ()
[INFO] [stderr]     |                                 ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:141:33
[INFO] [stderr]     |
[INFO] [stderr] 141 |                                 ()
[INFO] [stderr]     |                                 ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:146:29
[INFO] [stderr]     |
[INFO] [stderr] 146 |                             ()
[INFO] [stderr]     |                             ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:153:25
[INFO] [stderr]     |
[INFO] [stderr] 153 |                         ()
[INFO] [stderr]     |                         ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:176:33
[INFO] [stderr]     |
[INFO] [stderr] 176 |                                 () 
[INFO] [stderr]     |                                 ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:178:33
[INFO] [stderr]     |
[INFO] [stderr] 178 |                                 ()
[INFO] [stderr]     |                                 ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:183:25
[INFO] [stderr]     |
[INFO] [stderr] 183 |                         ()
[INFO] [stderr]     |                         ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:252:29
[INFO] [stderr]     |
[INFO] [stderr] 252 |                             ()
[INFO] [stderr]     |                             ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:254:29
[INFO] [stderr]     |
[INFO] [stderr] 254 |                             ()
[INFO] [stderr]     |                             ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/lib.rs:259:25
[INFO] [stderr]     |
[INFO] [stderr] 259 |                         ()
[INFO] [stderr]     |                         ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: statement can be reduced
[INFO] [stderr]    --> src/lib.rs:169:29
[INFO] [stderr]     |
[INFO] [stderr] 169 |                             &messages.push(Ok(message.body));
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `messages.push(Ok(message.body));`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unnecessary_operation)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_operation
[INFO] [stderr] 
[INFO] [stderr] warning: statement can be reduced
[INFO] [stderr]    --> src/lib.rs:169:29
[INFO] [stderr]     |
[INFO] [stderr] 169 |                             &messages.push(Ok(message.body));
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `messages.push(Ok(message.body));`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unnecessary_operation)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_operation
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.92s
[INFO] running `"docker" "inspect" "b29261f2fd2efb2872f653e566297020ce854fe67fc627d94017029bf8700584"`
[INFO] running `"docker" "rm" "-f" "b29261f2fd2efb2872f653e566297020ce854fe67fc627d94017029bf8700584"`
[INFO] [stdout] b29261f2fd2efb2872f653e566297020ce854fe67fc627d94017029bf8700584