[INFO] crate kuznyechik 0.2.0 is already in cache
[INFO] extracting crate kuznyechik 0.2.0 into work/ex/clippy-test-run/sources/stable/reg/kuznyechik/0.2.0
[INFO] extracting crate kuznyechik 0.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/kuznyechik/0.2.0
[INFO] validating manifest of kuznyechik-0.2.0 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 kuznyechik-0.2.0 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 kuznyechik-0.2.0
[INFO] finished frobbing kuznyechik-0.2.0
[INFO] frobbed toml for kuznyechik-0.2.0 written to work/ex/clippy-test-run/sources/stable/reg/kuznyechik/0.2.0/Cargo.toml
[INFO] started frobbing kuznyechik-0.2.0
[INFO] finished frobbing kuznyechik-0.2.0
[INFO] frobbed toml for kuznyechik-0.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/kuznyechik/0.2.0/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 kuznyechik-0.2.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/kuznyechik/0.2.0:/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] 4aacb08f0244c5e0497f51fe501f50debd1dab90489562373a6b2c3673a6e499
[INFO] running `"docker" "start" "-a" "4aacb08f0244c5e0497f51fe501f50debd1dab90489562373a6b2c3673a6e499"`
[INFO] [stderr]     Checking kuznyechik v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the loop variable `i` is only used to index `msg`.
[INFO] [stderr]   --> src/lib.rs:51:14
[INFO] [stderr]    |
[INFO] [stderr] 51 |     for i in 0..16 {
[INFO] [stderr]    |              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 51 |     for <item> in msg.iter_mut().take(16) {
[INFO] [stderr]    |         ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `msg`.
[INFO] [stderr]   --> src/lib.rs:67:14
[INFO] [stderr]    |
[INFO] [stderr] 67 |     for i in 0..16 {
[INFO] [stderr]    |              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 67 |     for <item> in msg.iter_mut().take(16) {
[INFO] [stderr]    |         ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/lib.rs:83:26
[INFO] [stderr]    |
[INFO] [stderr] 83 |         let mut k1_cpy = k1.clone();
[INFO] [stderr]    |                          ^^^^^^^^^^ help: try dereferencing it: `*k1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/lib.rs:87:26
[INFO] [stderr]    |
[INFO] [stderr] 87 |         let mut k2_cpy = k2.clone();
[INFO] [stderr]    |                          ^^^^^^^^^^ help: try dereferencing it: `*k2`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a reference to a reference
[INFO] [stderr]    --> src/lib.rs:140:45
[INFO] [stderr]     |
[INFO] [stderr] 140 |         let block: &mut [u8; 16] = unsafe { core::mem::transmute(block) };
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut *(block as *mut block_cipher_trait::generic_array::GenericArray<u8, block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UTerm, block_cipher_trait::generic_array::typenum::B1>, block_cipher_trait::generic_array::typenum::B0>, block_cipher_trait::generic_array::typenum::B0>, block_cipher_trait::generic_array::typenum::B0>, block_cipher_trait::generic_array::typenum::B0>> as *mut [u8; 16])`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::transmute_ptr_to_ptr)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a reference to a reference
[INFO] [stderr]    --> src/lib.rs:146:45
[INFO] [stderr]     |
[INFO] [stderr] 146 |         let block: &mut [u8; 16] = unsafe { core::mem::transmute(block) };
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut *(block as *mut block_cipher_trait::generic_array::GenericArray<u8, block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UTerm, block_cipher_trait::generic_array::typenum::B1>, block_cipher_trait::generic_array::typenum::B0>, block_cipher_trait::generic_array::typenum::B0>, block_cipher_trait::generic_array::typenum::B0>, block_cipher_trait::generic_array::typenum::B0>> as *mut [u8; 16])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `msg`.
[INFO] [stderr]   --> src/lib.rs:51:14
[INFO] [stderr]    |
[INFO] [stderr] 51 |     for i in 0..16 {
[INFO] [stderr]    |              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 51 |     for <item> in msg.iter_mut().take(16) {
[INFO] [stderr]    |         ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `msg`.
[INFO] [stderr]   --> src/lib.rs:67:14
[INFO] [stderr]    |
[INFO] [stderr] 67 |     for i in 0..16 {
[INFO] [stderr]    |              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 67 |     for <item> in msg.iter_mut().take(16) {
[INFO] [stderr]    |         ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/lib.rs:83:26
[INFO] [stderr]    |
[INFO] [stderr] 83 |         let mut k1_cpy = k1.clone();
[INFO] [stderr]    |                          ^^^^^^^^^^ help: try dereferencing it: `*k1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/lib.rs:87:26
[INFO] [stderr]    |
[INFO] [stderr] 87 |         let mut k2_cpy = k2.clone();
[INFO] [stderr]    |                          ^^^^^^^^^^ help: try dereferencing it: `*k2`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a reference to a reference
[INFO] [stderr]    --> src/lib.rs:140:45
[INFO] [stderr]     |
[INFO] [stderr] 140 |         let block: &mut [u8; 16] = unsafe { core::mem::transmute(block) };
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut *(block as *mut block_cipher_trait::generic_array::GenericArray<u8, block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UTerm, block_cipher_trait::generic_array::typenum::B1>, block_cipher_trait::generic_array::typenum::B0>, block_cipher_trait::generic_array::typenum::B0>, block_cipher_trait::generic_array::typenum::B0>, block_cipher_trait::generic_array::typenum::B0>> as *mut [u8; 16])`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::transmute_ptr_to_ptr)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a reference to a reference
[INFO] [stderr]    --> src/lib.rs:146:45
[INFO] [stderr]     |
[INFO] [stderr] 146 |         let block: &mut [u8; 16] = unsafe { core::mem::transmute(block) };
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut *(block as *mut block_cipher_trait::generic_array::GenericArray<u8, block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UInt<block_cipher_trait::generic_array::typenum::UTerm, block_cipher_trait::generic_array::typenum::B1>, block_cipher_trait::generic_array::typenum::B0>, block_cipher_trait::generic_array::typenum::B0>, block_cipher_trait::generic_array::typenum::B0>, block_cipher_trait::generic_array::typenum::B0>> as *mut [u8; 16])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `bench!` in this scope
[INFO] [stderr]  --> benches/lib.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | bench!(kuznyechik::Kuznyechik, 32);
[INFO] [stderr]   | ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> benches/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `kuznyechik`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "4aacb08f0244c5e0497f51fe501f50debd1dab90489562373a6b2c3673a6e499"`
[INFO] running `"docker" "rm" "-f" "4aacb08f0244c5e0497f51fe501f50debd1dab90489562373a6b2c3673a6e499"`
[INFO] [stdout] 4aacb08f0244c5e0497f51fe501f50debd1dab90489562373a6b2c3673a6e499