[INFO] crate rcurl 0.1.0 is already in cache
[INFO] extracting crate rcurl 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/rcurl/0.1.0
[INFO] extracting crate rcurl 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rcurl/0.1.0
[INFO] validating manifest of rcurl-0.1.0 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 rcurl-0.1.0 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 rcurl-0.1.0
[INFO] finished frobbing rcurl-0.1.0
[INFO] frobbed toml for rcurl-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/rcurl/0.1.0/Cargo.toml
[INFO] started frobbing rcurl-0.1.0
[INFO] finished frobbing rcurl-0.1.0
[INFO] frobbed toml for rcurl-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rcurl/0.1.0/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 rcurl-0.1.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/rcurl/0.1.0:/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] bbd2e4314454ad25665cd671e98475fa062e1bc9ae1108f27ff8ddb138b284ca
[INFO] running `"docker" "start" "-a" "bbd2e4314454ad25665cd671e98475fa062e1bc9ae1108f27ff8ddb138b284ca"`
[INFO] [stderr]     Checking rcurl v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |             idx: idx, 
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `idx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |             idx: idx, 
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `idx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `Curl`
[INFO] [stderr]   --> src/lib.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | /     pub fn new() -> Self {
[INFO] [stderr] 25 | |         let mut idx = [0 as i16; STATE_SIZE + 1];
[INFO] [stderr] 26 | |         for i in 0..idx.len() {
[INFO] [stderr] 27 | |             idx[i] = ((i * 364) % 729) as i16;
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         }
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl Default for Curl {
[INFO] [stderr] 16 |     fn default() -> Self {
[INFO] [stderr] 17 |         Self::new()
[INFO] [stderr] 18 |     }
[INFO] [stderr] 19 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is used to index `idx`
[INFO] [stderr]   --> src/lib.rs:26:18
[INFO] [stderr]    |
[INFO] [stderr] 26 |         for i in 0..idx.len() {
[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] 26 |         for (i, <item>) in idx.iter_mut().enumerate() {
[INFO] [stderr]    |             ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: statement can be reduced
[INFO] [stderr]   --> src/lib.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |         &mut out[offset..offset+HASH_SIZE].copy_from_slice(&self.state[0..HASH_SIZE]);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `out[offset..offset+HASH_SIZE].copy_from_slice(&self.state[0..HASH_SIZE]);`
[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:75:9
[INFO] [stderr]    |
[INFO] [stderr] 75 |         &mut self.state[..input.len()].copy_from_slice(input);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.state[..input.len()].copy_from_slice(input);`
[INFO] [stderr]    |
[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:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |         &mut dst[..STATE_SIZE].copy_from_slice(&self.state);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `dst[..STATE_SIZE].copy_from_slice(&self.state);`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_operation
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `Curl`
[INFO] [stderr]   --> src/lib.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | /     pub fn new() -> Self {
[INFO] [stderr] 25 | |         let mut idx = [0 as i16; STATE_SIZE + 1];
[INFO] [stderr] 26 | |         for i in 0..idx.len() {
[INFO] [stderr] 27 | |             idx[i] = ((i * 364) % 729) as i16;
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         }
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl Default for Curl {
[INFO] [stderr] 16 |     fn default() -> Self {
[INFO] [stderr] 17 |         Self::new()
[INFO] [stderr] 18 |     }
[INFO] [stderr] 19 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is used to index `idx`
[INFO] [stderr]   --> src/lib.rs:26:18
[INFO] [stderr]    |
[INFO] [stderr] 26 |         for i in 0..idx.len() {
[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] 26 |         for (i, <item>) in idx.iter_mut().enumerate() {
[INFO] [stderr]    |             ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: statement can be reduced
[INFO] [stderr]   --> src/lib.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |         &mut out[offset..offset+HASH_SIZE].copy_from_slice(&self.state[0..HASH_SIZE]);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `out[offset..offset+HASH_SIZE].copy_from_slice(&self.state[0..HASH_SIZE]);`
[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:75:9
[INFO] [stderr]    |
[INFO] [stderr] 75 |         &mut self.state[..input.len()].copy_from_slice(input);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.state[..input.len()].copy_from_slice(input);`
[INFO] [stderr]    |
[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:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |         &mut dst[..STATE_SIZE].copy_from_slice(&self.state);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `dst[..STATE_SIZE].copy_from_slice(&self.state);`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_operation
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> benches/benches.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `rcurl`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "bbd2e4314454ad25665cd671e98475fa062e1bc9ae1108f27ff8ddb138b284ca"`
[INFO] running `"docker" "rm" "-f" "bbd2e4314454ad25665cd671e98475fa062e1bc9ae1108f27ff8ddb138b284ca"`
[INFO] [stdout] bbd2e4314454ad25665cd671e98475fa062e1bc9ae1108f27ff8ddb138b284ca