[INFO] crate crossbeam-utils 0.6.2 is already in cache
[INFO] extracting crate crossbeam-utils 0.6.2 into work/ex/clippy-test-run/sources/stable/reg/crossbeam-utils/0.6.2
[INFO] extracting crate crossbeam-utils 0.6.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/crossbeam-utils/0.6.2
[INFO] validating manifest of crossbeam-utils-0.6.2 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 crossbeam-utils-0.6.2 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 crossbeam-utils-0.6.2
[INFO] finished frobbing crossbeam-utils-0.6.2
[INFO] frobbed toml for crossbeam-utils-0.6.2 written to work/ex/clippy-test-run/sources/stable/reg/crossbeam-utils/0.6.2/Cargo.toml
[INFO] started frobbing crossbeam-utils-0.6.2
[INFO] finished frobbing crossbeam-utils-0.6.2
[INFO] frobbed toml for crossbeam-utils-0.6.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/crossbeam-utils/0.6.2/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 crossbeam-utils-0.6.2 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-7/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/crossbeam-utils/0.6.2:/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] 02f3280b1ecdcebe0acb7ec39157daea84452c2d956515a16a2ea79771db447b
[INFO] running `"docker" "start" "-a" "02f3280b1ecdcebe0acb7ec39157daea84452c2d956515a16a2ea79771db447b"`
[INFO] [stderr]     Checking crossbeam-utils v0.6.2 (/opt/crater/workdir)
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/thread.rs:142:9
[INFO] [stderr]     |
[INFO] [stderr] 142 |         panics
[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/thread.rs:136:22
[INFO] [stderr]     |
[INFO] [stderr] 136 |           let panics = handles
[INFO] [stderr]     |  ______________________^
[INFO] [stderr] 137 | |             .drain(..)
[INFO] [stderr] 138 | |             .filter_map(|handle| handle.lock().unwrap().take())
[INFO] [stderr] 139 | |             .filter_map(|handle| handle.join().err())
[INFO] [stderr] 140 | |             .collect();
[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: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/thread.rs:142:9
[INFO] [stderr]     |
[INFO] [stderr] 142 |         panics
[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/thread.rs:136:22
[INFO] [stderr]     |
[INFO] [stderr] 136 |           let panics = handles
[INFO] [stderr]     |  ______________________^
[INFO] [stderr] 137 | |             .drain(..)
[INFO] [stderr] 138 | |             .filter_map(|handle| handle.lock().unwrap().take())
[INFO] [stderr] 139 | |             .filter_map(|handle| handle.join().err())
[INFO] [stderr] 140 | |             .collect();
[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: you should consider adding a `Default` implementation for `sync::parker::Parker`
[INFO] [stderr]   --> src/sync/parker.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 | /     pub fn new() -> Parker {
[INFO] [stderr] 73 | |         Parker {
[INFO] [stderr] 74 | |             unparker: Unparker {
[INFO] [stderr] 75 | |                 inner: Arc::new(Inner {
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |         }
[INFO] [stderr] 83 | |     }
[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] 61 | impl Default for sync::parker::Parker {
[INFO] [stderr] 62 |     fn default() -> Self {
[INFO] [stderr] 63 |         Self::new()
[INFO] [stderr] 64 |     }
[INFO] [stderr] 65 | }
[INFO] [stderr]    |
[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/sync/parker.rs:267:21
[INFO] [stderr]     |
[INFO] [stderr] 267 | /                     match self.state.compare_exchange(NOTIFIED, EMPTY, SeqCst, SeqCst) {
[INFO] [stderr] 268 | |                         Ok(_) => return, // got a notification
[INFO] [stderr] 269 | |                         Err(_) => {} // spurious wakeup, go back to sleep
[INFO] [stderr] 270 | |                     }
[INFO] [stderr]     | |_____________________^ help: try this: `if let Ok(_) = self.state.compare_exchange(NOTIFIED, EMPTY, SeqCst, SeqCst) { return }`
[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 should consider adding a `Default` implementation for `sync::parker::Parker`
[INFO] [stderr]   --> src/sync/parker.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 | /     pub fn new() -> Parker {
[INFO] [stderr] 73 | |         Parker {
[INFO] [stderr] 74 | |             unparker: Unparker {
[INFO] [stderr] 75 | |                 inner: Arc::new(Inner {
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |         }
[INFO] [stderr] 83 | |     }
[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] 61 | impl Default for sync::parker::Parker {
[INFO] [stderr] 62 |     fn default() -> Self {
[INFO] [stderr] 63 |         Self::new()
[INFO] [stderr] 64 |     }
[INFO] [stderr] 65 | }
[INFO] [stderr]    |
[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/sync/parker.rs:267:21
[INFO] [stderr]     |
[INFO] [stderr] 267 | /                     match self.state.compare_exchange(NOTIFIED, EMPTY, SeqCst, SeqCst) {
[INFO] [stderr] 268 | |                         Ok(_) => return, // got a notification
[INFO] [stderr] 269 | |                         Err(_) => {} // spurious wakeup, go back to sleep
[INFO] [stderr] 270 | |                     }
[INFO] [stderr]     | |_____________________^ help: try this: `if let Ok(_) = self.state.compare_exchange(NOTIFIED, EMPTY, SeqCst, SeqCst) { return }`
[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: redundant closure found
[INFO] [stderr]    --> src/thread.rs:274:36
[INFO] [stderr]     |
[INFO] [stderr] 274 |                 self.builder.spawn(move || closure())?
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^ help: remove closure as shown: `closure`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/thread.rs:274:36
[INFO] [stderr]     |
[INFO] [stderr] 274 |                 self.builder.spawn(move || closure())?
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^ help: remove closure as shown: `closure`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `crossbeam_utils::atomic::AtomicCell`
[INFO] [stderr]  --> benches/atomic_cell.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crossbeam_utils::atomic::AtomicCell;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `AtomicCell` in `atomic`
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> benches/atomic_cell.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors occurred: E0432, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `crossbeam-utils`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> tests/parker.rs:15:46
[INFO] [stderr]    |
[INFO] [stderr] 15 |         p.park_timeout(Duration::from_millis(u32::MAX as u64));
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^ help: try: `u64::from(u32::MAX)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> tests/parker.rs:39:50
[INFO] [stderr]    |
[INFO] [stderr] 39 |             p.park_timeout(Duration::from_millis(u32::MAX as u64));
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^ help: try: `u64::from(u32::MAX)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> tests/cache_padded.rs:91:13
[INFO] [stderr]    |
[INFO] [stderr] 91 |     let b = a.clone();
[INFO] [stderr]    |             ^^^^^^^^^ help: try removing the `clone` call: `a`
[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] error: build failed
[INFO] running `"docker" "inspect" "02f3280b1ecdcebe0acb7ec39157daea84452c2d956515a16a2ea79771db447b"`
[INFO] running `"docker" "rm" "-f" "02f3280b1ecdcebe0acb7ec39157daea84452c2d956515a16a2ea79771db447b"`
[INFO] [stdout] 02f3280b1ecdcebe0acb7ec39157daea84452c2d956515a16a2ea79771db447b