[INFO] updating cached repository blowin/euler_project
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/blowin/euler_project
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/blowin/euler_project" "work/ex/clippy-test-run/sources/stable/gh/blowin/euler_project"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/blowin/euler_project'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/blowin/euler_project" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/blowin/euler_project"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/blowin/euler_project'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2eef4478036f45fea70807defa11e78075f9d8d3
[INFO] sha for GitHub repo blowin/euler_project: 2eef4478036f45fea70807defa11e78075f9d8d3
[INFO] validating manifest of blowin/euler_project 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 blowin/euler_project 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 blowin/euler_project
[INFO] finished frobbing blowin/euler_project
[INFO] frobbed toml for blowin/euler_project written to work/ex/clippy-test-run/sources/stable/gh/blowin/euler_project/Cargo.toml
[INFO] started frobbing blowin/euler_project
[INFO] finished frobbing blowin/euler_project
[INFO] frobbed toml for blowin/euler_project written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/blowin/euler_project/Cargo.toml
[INFO] crate blowin/euler_project has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on the registry index
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting blowin/euler_project 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-4/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/blowin/euler_project:/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] da861ee7d626f15e25c3e870e1eb138252f0307c88ab527490ce108c315e7608
[INFO] running `"docker" "start" "-a" "da861ee7d626f15e25c3e870e1eb138252f0307c88ab527490ce108c315e7608"`
[INFO] [stderr]     Checking euler_project v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/tasks/p1_30.rs:40:16
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let numb = 600851475143_usize;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^ help: consider: `600_851_475_143_usize`
[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/tasks/p1_30.rs:40:16
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let numb = 600851475143_usize;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^ help: consider: `600_851_475_143_usize`
[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: casting u16 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/tasks/p1_30.rs:87:25
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let to_border_log = (to_border as f64).log2();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(to_border)`
[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]    --> src/tasks/p1_30.rs:166:27
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 .map(|el| el as u64)
[INFO] [stderr]     |                           ^^^^^^^^^ help: try: `u64::from(el)`
[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: casting u16 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/tasks/p1_30.rs:87:25
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let to_border_log = (to_border as f64).log2();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(to_border)`
[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]   --> src/tasks/algo.rs:98:22
[INFO] [stderr]    |
[INFO] [stderr] 98 |         let mut r2 = (r * r) as u64;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^ help: try: `u64::from(r * r)`
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/tasks/p1_30.rs:166:27
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 .map(|el| el as u64)
[INFO] [stderr]     |                           ^^^^^^^^^ help: try: `u64::from(el)`
[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]    |
[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]   --> src/tasks/algo.rs:99:23
[INFO] [stderr]    |
[INFO] [stderr] 99 |         let mut dr2 = (r << 1) as u64 + 1;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^ help: try: `u64::from(r << 1)`
[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: manual implementation of an assign operation
[INFO] [stderr]    --> src/tasks/algo.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |         m = m / 10;
[INFO] [stderr]     |         ^^^^^^^^^^ help: replace it with: `m /= 10`
[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: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/tasks/algo.rs:98:22
[INFO] [stderr]    |
[INFO] [stderr] 98 |         let mut r2 = (r * r) as u64;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^ help: try: `u64::from(r * r)`
[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: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/tasks/algo.rs:99:23
[INFO] [stderr]    |
[INFO] [stderr] 99 |         let mut dr2 = (r << 1) as u64 + 1;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^ help: try: `u64::from(r << 1)`
[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: manual implementation of an assign operation
[INFO] [stderr]    --> src/tasks/algo.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |         m = m / 10;
[INFO] [stderr]     |         ^^^^^^^^^^ help: replace it with: `m /= 10`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "da861ee7d626f15e25c3e870e1eb138252f0307c88ab527490ce108c315e7608"`
[INFO] running `"docker" "rm" "-f" "da861ee7d626f15e25c3e870e1eb138252f0307c88ab527490ce108c315e7608"`
[INFO] [stdout] da861ee7d626f15e25c3e870e1eb138252f0307c88ab527490ce108c315e7608