[INFO] updating cached repository boxdot/projecteuler-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/boxdot/projecteuler-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/boxdot/projecteuler-rs" "work/ex/clippy-test-run/sources/stable/gh/boxdot/projecteuler-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/boxdot/projecteuler-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/boxdot/projecteuler-rs" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/boxdot/projecteuler-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/boxdot/projecteuler-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b38681f8383ae88b8937be7d4076a5a9e8b5581b
[INFO] sha for GitHub repo boxdot/projecteuler-rs: b38681f8383ae88b8937be7d4076a5a9e8b5581b
[INFO] validating manifest of boxdot/projecteuler-rs 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 boxdot/projecteuler-rs 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 boxdot/projecteuler-rs
[INFO] finished frobbing boxdot/projecteuler-rs
[INFO] frobbed toml for boxdot/projecteuler-rs written to work/ex/clippy-test-run/sources/stable/gh/boxdot/projecteuler-rs/Cargo.toml
[INFO] started frobbing boxdot/projecteuler-rs
[INFO] finished frobbing boxdot/projecteuler-rs
[INFO] frobbed toml for boxdot/projecteuler-rs written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/boxdot/projecteuler-rs/Cargo.toml
[INFO] crate boxdot/projecteuler-rs 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 boxdot/projecteuler-rs 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-5/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/boxdot/projecteuler-rs:/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] 2f4c14533313882dcbafa959cbde9342ed0441a3a235eda2d7b1a2d9ddd98cd8
[INFO] running `"docker" "start" "-a" "2f4c14533313882dcbafa959cbde9342ed0441a3a235eda2d7b1a2d9ddd98cd8"`
[INFO] [stderr]     Checking projecteuler-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/p004.rs:59:39
[INFO] [stderr]    |
[INFO] [stderr] 59 |         assert!(is_palindromic_number(900009));
[INFO] [stderr]    |                                       ^^^^^^ help: consider: `900_009`
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/p008.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 | const SEQ: &'static str = "73167176531330624919225119674426574742355349194934
[INFO] [stderr]   |            -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/p008.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 | const SEQ: &'static str = "73167176531330624919225119674426574742355349194934
[INFO] [stderr]   |            -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]  --> src/p003.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |         n = n / 2;
[INFO] [stderr]   |         ^^^^^^^^^ help: replace it with: `n /= 2`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/p003.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             n = n / 2;
[INFO] [stderr]    |             ^^^^^^^^^ help: replace it with: `n /= 2`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/p003.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |             n = n / factor;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `n /= factor`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/p003.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |                 n = n / factor;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^ help: replace it with: `n /= factor`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]  --> src/p004.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |         n = n / 10;
[INFO] [stderr]   |         ^^^^^^^^^^ help: replace it with: `n /= 10`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]  --> src/p004.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |         num = num + 1;
[INFO] [stderr]   |         ^^^^^^^^^^^^^ help: replace it with: `num += 1`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/p004.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         n = n / 10;
[INFO] [stderr]    |         ^^^^^^^^^^ help: replace it with: `n /= 10`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/p004.rs:36:14
[INFO] [stderr]    |
[INFO] [stderr] 36 |     for x in (from..to + 1).rev() {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^ help: use: `(from..=to)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/p004.rs:37:18
[INFO] [stderr]    |
[INFO] [stderr] 37 |         for y in (from..x + 1).rev() {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^ help: use: `(from..=x)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/p005.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     (2..n + 1).fold(1, lcm)
[INFO] [stderr]    |     ^^^^^^^^^^ help: use: `(2..=n)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]  --> src/p006.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     (1..n + 1).map(|x| x * x).sum()
[INFO] [stderr]   |     ^^^^^^^^^^ help: use: `(1..=n)`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/p008.rs:46:37
[INFO] [stderr]    |
[INFO] [stderr] 46 |         .filter_map(|x| x.map(|val| val as u64))
[INFO] [stderr]    |                                     ^^^^^^^^^^ help: try: `u64::from(val)`
[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: manual implementation of an assign operation
[INFO] [stderr]  --> src/p003.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |         n = n / 2;
[INFO] [stderr]   |         ^^^^^^^^^ help: replace it with: `n /= 2`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/p003.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             n = n / 2;
[INFO] [stderr]    |             ^^^^^^^^^ help: replace it with: `n /= 2`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/p003.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |             n = n / factor;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `n /= factor`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/p003.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |                 n = n / factor;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^ help: replace it with: `n /= factor`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]  --> src/p004.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |         n = n / 10;
[INFO] [stderr]   |         ^^^^^^^^^^ help: replace it with: `n /= 10`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]  --> src/p004.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |         num = num + 1;
[INFO] [stderr]   |         ^^^^^^^^^^^^^ help: replace it with: `num += 1`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/p004.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         n = n / 10;
[INFO] [stderr]    |         ^^^^^^^^^^ help: replace it with: `n /= 10`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/p004.rs:36:14
[INFO] [stderr]    |
[INFO] [stderr] 36 |     for x in (from..to + 1).rev() {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^ help: use: `(from..=to)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/p004.rs:37:18
[INFO] [stderr]    |
[INFO] [stderr] 37 |         for y in (from..x + 1).rev() {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^ help: use: `(from..=x)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/p005.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     (2..n + 1).fold(1, lcm)
[INFO] [stderr]    |     ^^^^^^^^^^ help: use: `(2..=n)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]  --> src/p006.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     (1..n + 1).map(|x| x * x).sum()
[INFO] [stderr]   |     ^^^^^^^^^^ help: use: `(1..=n)`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/p008.rs:46:37
[INFO] [stderr]    |
[INFO] [stderr] 46 |         .filter_map(|x| x.map(|val| val as u64))
[INFO] [stderr]    |                                     ^^^^^^^^^^ help: try: `u64::from(val)`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "2f4c14533313882dcbafa959cbde9342ed0441a3a235eda2d7b1a2d9ddd98cd8"`
[INFO] running `"docker" "rm" "-f" "2f4c14533313882dcbafa959cbde9342ed0441a3a235eda2d7b1a2d9ddd98cd8"`
[INFO] [stdout] 2f4c14533313882dcbafa959cbde9342ed0441a3a235eda2d7b1a2d9ddd98cd8