[INFO] updating cached repository kirkpetersen/rust-examples
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kirkpetersen/rust-examples
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kirkpetersen/rust-examples" "work/ex/clippy-test-run/sources/stable/gh/kirkpetersen/rust-examples"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/kirkpetersen/rust-examples'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kirkpetersen/rust-examples" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kirkpetersen/rust-examples"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kirkpetersen/rust-examples'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 20954d18a7265595c5bbee489e379e576b78dcd3
[INFO] sha for GitHub repo kirkpetersen/rust-examples: 20954d18a7265595c5bbee489e379e576b78dcd3
[INFO] validating manifest of kirkpetersen/rust-examples 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 kirkpetersen/rust-examples 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 kirkpetersen/rust-examples
[INFO] finished frobbing kirkpetersen/rust-examples
[INFO] frobbed toml for kirkpetersen/rust-examples written to work/ex/clippy-test-run/sources/stable/gh/kirkpetersen/rust-examples/Cargo.toml
[INFO] started frobbing kirkpetersen/rust-examples
[INFO] finished frobbing kirkpetersen/rust-examples
[INFO] frobbed toml for kirkpetersen/rust-examples written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kirkpetersen/rust-examples/Cargo.toml
[INFO] crate kirkpetersen/rust-examples has a lockfile. skipping
[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 kirkpetersen/rust-examples 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-1/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/gh/kirkpetersen/rust-examples:/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] 333409a5f6afa4ce105cddde34dae72939cfbae732168390e6b676c6243f8c2a
[INFO] running `"docker" "start" "-a" "333409a5f6afa4ce105cddde34dae72939cfbae732168390e6b676c6243f8c2a"`
[INFO] [stderr]     Checking rust-examples v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:52:39
[INFO] [stderr]    |
[INFO] [stderr] 52 |     println!("x: {:?}", TrieNode::new(0x0a010101, 0x01))
[INFO] [stderr]    |                                       ^^^^^^^^^^ help: consider: `0x0a01_0101`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/trie.rs:18:14
[INFO] [stderr]    |
[INFO] [stderr] 18 |         key: 0x0a010101,
[INFO] [stderr]    |              ^^^^^^^^^^ help: consider: `0x0a01_0101`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:52:39
[INFO] [stderr]    |
[INFO] [stderr] 52 |     println!("x: {:?}", TrieNode::new(0x0a010101, 0x01))
[INFO] [stderr]    |                                       ^^^^^^^^^^ help: consider: `0x0a01_0101`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/duplicates.rs:5:36
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn contains_duplicates(array : &Vec<i32>) -> bool {
[INFO] [stderr]   |                                    ^^^^^^^^^ help: change this to: `&[i32]`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/duplicates.rs:19:37
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn find_first_duplicate(array : &Vec<i32>) -> i32 {
[INFO] [stderr]    |                                     ^^^^^^^^^ help: change this to: `&[i32]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] error: this `if` has identical blocks
[INFO] [stderr]   --> src/parenthesis.rs:11:28
[INFO] [stderr]    |
[INFO] [stderr] 11 |           } else if c == '[' {
[INFO] [stderr]    |  ____________________________^
[INFO] [stderr] 12 | |             stack.push(c);
[INFO] [stderr] 13 | |         } else if c == ')' {
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::if_same_then_else)] on by default
[INFO] [stderr] note: same as this
[INFO] [stderr]   --> src/parenthesis.rs:9:21
[INFO] [stderr]    |
[INFO] [stderr] 9  |           if c == '(' {
[INFO] [stderr]    |  _____________________^
[INFO] [stderr] 10 | |             stack.push(c);
[INFO] [stderr] 11 | |         } else if c == '[' {
[INFO] [stderr]    | |_________^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#if_same_then_else
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/parenthesis.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     stack.len() == 0
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `stack.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rust-examples`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/duplicates.rs:5:36
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn contains_duplicates(array : &Vec<i32>) -> bool {
[INFO] [stderr]   |                                    ^^^^^^^^^ help: change this to: `&[i32]`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/duplicates.rs:19:37
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn find_first_duplicate(array : &Vec<i32>) -> i32 {
[INFO] [stderr]    |                                     ^^^^^^^^^ help: change this to: `&[i32]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] error: this `if` has identical blocks
[INFO] [stderr]   --> src/parenthesis.rs:11:28
[INFO] [stderr]    |
[INFO] [stderr] 11 |           } else if c == '[' {
[INFO] [stderr]    |  ____________________________^
[INFO] [stderr] 12 | |             stack.push(c);
[INFO] [stderr] 13 | |         } else if c == ')' {
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::if_same_then_else)] on by default
[INFO] [stderr] note: same as this
[INFO] [stderr]   --> src/parenthesis.rs:9:21
[INFO] [stderr]    |
[INFO] [stderr] 9  |           if c == '(' {
[INFO] [stderr]    |  _____________________^
[INFO] [stderr] 10 | |             stack.push(c);
[INFO] [stderr] 11 | |         } else if c == '[' {
[INFO] [stderr]    | |_________^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#if_same_then_else
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/parenthesis.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     stack.len() == 0
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `stack.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rust-examples`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "333409a5f6afa4ce105cddde34dae72939cfbae732168390e6b676c6243f8c2a"`
[INFO] running `"docker" "rm" "-f" "333409a5f6afa4ce105cddde34dae72939cfbae732168390e6b676c6243f8c2a"`
[INFO] [stdout] 333409a5f6afa4ce105cddde34dae72939cfbae732168390e6b676c6243f8c2a