[INFO] crate hmac-sha1 0.1.3 is already in cache
[INFO] extracting crate hmac-sha1 0.1.3 into work/ex/clippy-test-run/sources/stable/reg/hmac-sha1/0.1.3
[INFO] extracting crate hmac-sha1 0.1.3 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/hmac-sha1/0.1.3
[INFO] validating manifest of hmac-sha1-0.1.3 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 hmac-sha1-0.1.3 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 hmac-sha1-0.1.3
[INFO] finished frobbing hmac-sha1-0.1.3
[INFO] frobbed toml for hmac-sha1-0.1.3 written to work/ex/clippy-test-run/sources/stable/reg/hmac-sha1/0.1.3/Cargo.toml
[INFO] started frobbing hmac-sha1-0.1.3
[INFO] finished frobbing hmac-sha1-0.1.3
[INFO] frobbed toml for hmac-sha1-0.1.3 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/hmac-sha1/0.1.3/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 hmac-sha1-0.1.3 against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/hmac-sha1/0.1.3:/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 -Dclippy::into_iter_on_array" "-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] f2fc4602f0b3f31838d81be2e4b079328ec36ce614eff9027d157c29b30a92da
[INFO] running `"docker" "start" "-a" "f2fc4602f0b3f31838d81be2e4b079328ec36ce614eff9027d157c29b30a92da"`
[INFO] [stderr]     Checking hmac-sha1 v0.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut auth_key: &mut [u8; SHA1_KEY_BYTES] = &mut [key_pad_byte; SHA1_KEY_BYTES];
[INFO] [stderr]    |         ----^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: omit braces around single expression condition
[INFO] [stderr]   --> src/lib.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     if { key.len() > SHA1_KEY_BYTES } {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::block_in_if_condition_expr)] on by default
[INFO] [stderr]    = help: try
[INFO] [stderr]            if key.len() > SHA1_KEY_BYTES {
[INFO] [stderr]                // derive new authentication from provided key
[INFO] [stderr]                sha1_ctx.update(key);
[INFO] [stderr]            
[INFO] [stderr]                // assign derived authentication key
[INFO] [stderr]                auth_key[..SHA1_DIGEST_BYTES].copy_from_slice(&(sha1_ctx.digest().bytes()));
[INFO] [stderr]            
[INFO] [stderr]                // reset hash for reuse
[INFO] [stderr]                sha1_ctx.reset();
[INFO] [stderr]            } ... 
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#block_in_if_condition_expr
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut auth_key: &mut [u8; SHA1_KEY_BYTES] = &mut [key_pad_byte; SHA1_KEY_BYTES];
[INFO] [stderr]    |         ----^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: omit braces around single expression condition
[INFO] [stderr]   --> src/lib.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     if { key.len() > SHA1_KEY_BYTES } {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::block_in_if_condition_expr)] on by default
[INFO] [stderr]    = help: try
[INFO] [stderr]            if key.len() > SHA1_KEY_BYTES {
[INFO] [stderr]                // derive new authentication from provided key
[INFO] [stderr]                sha1_ctx.update(key);
[INFO] [stderr]            
[INFO] [stderr]                // assign derived authentication key
[INFO] [stderr]                auth_key[..SHA1_DIGEST_BYTES].copy_from_slice(&(sha1_ctx.digest().bytes()));
[INFO] [stderr]            
[INFO] [stderr]                // reset hash for reuse
[INFO] [stderr]                sha1_ctx.reset();
[INFO] [stderr]            } ... 
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#block_in_if_condition_expr
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]   --> src/lib.rs:65:20
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let data = "Hi There".as_bytes();
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"Hi There"`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::string_lit_as_bytes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]   --> src/lib.rs:76:20
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let data = "what do ya want for nothing?".as_bytes();
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"what do ya want for nothing?"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]   --> src/lib.rs:77:19
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let key = "Jefe".as_bytes();
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"Jefe"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "f2fc4602f0b3f31838d81be2e4b079328ec36ce614eff9027d157c29b30a92da"`
[INFO] running `"docker" "rm" "-f" "f2fc4602f0b3f31838d81be2e4b079328ec36ce614eff9027d157c29b30a92da"`
[INFO] [stdout] f2fc4602f0b3f31838d81be2e4b079328ec36ce614eff9027d157c29b30a92da