[INFO] updating cached repository belzile/algorithms-with-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/belzile/algorithms-with-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/belzile/algorithms-with-rust" "work/ex/clippy-test-run/sources/stable/gh/belzile/algorithms-with-rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/belzile/algorithms-with-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/belzile/algorithms-with-rust" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/belzile/algorithms-with-rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/belzile/algorithms-with-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] afb5df97648c054b69610842098dc47bbcec6248
[INFO] sha for GitHub repo belzile/algorithms-with-rust: afb5df97648c054b69610842098dc47bbcec6248
[INFO] validating manifest of belzile/algorithms-with-rust 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 belzile/algorithms-with-rust 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 belzile/algorithms-with-rust
[INFO] finished frobbing belzile/algorithms-with-rust
[INFO] frobbed toml for belzile/algorithms-with-rust written to work/ex/clippy-test-run/sources/stable/gh/belzile/algorithms-with-rust/Cargo.toml
[INFO] started frobbing belzile/algorithms-with-rust
[INFO] finished frobbing belzile/algorithms-with-rust
[INFO] frobbed toml for belzile/algorithms-with-rust written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/belzile/algorithms-with-rust/Cargo.toml
[INFO] crate belzile/algorithms-with-rust 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 belzile/algorithms-with-rust 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/gh/belzile/algorithms-with-rust:/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] 5be8f3943118eededc0d329fedd0a78c9504bd85038c16225afa8c49d64bb36d
[INFO] running `"docker" "start" "-a" "5be8f3943118eededc0d329fedd0a78c9504bd85038c16225afa8c49d64bb36d"`
[INFO] [stderr]     Checking algorithms v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: module has the same name as its containing module
[INFO] [stderr]   --> src/search/binary.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / pub mod binary {
[INFO] [stderr] 2  | |     pub fn find(slice: &[isize], number: isize) -> isize {
[INFO] [stderr] 3  | |         if slice.len() == 0 {
[INFO] [stderr] 4  | |             return -1;
[INFO] [stderr] ...  |
[INFO] [stderr] 34 | |     }
[INFO] [stderr] 35 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::module_inception)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/search/binary.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         return -1;
[INFO] [stderr]    |         ^^^^^^^^^^ help: remove `return` as shown: `-1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/search/binary.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |         return find(slice, number) > -1;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `find(slice, number) > -1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]  --> src/search/binary.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 |         if slice.len() == 0 {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `slice.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] warning: module has the same name as its containing module
[INFO] [stderr]   --> src/search/binary.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / pub mod binary {
[INFO] [stderr] 2  | |     pub fn find(slice: &[isize], number: isize) -> isize {
[INFO] [stderr] 3  | |         if slice.len() == 0 {
[INFO] [stderr] 4  | |             return -1;
[INFO] [stderr] ...  |
[INFO] [stderr] 34 | |     }
[INFO] [stderr] 35 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::module_inception)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/search/binary.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         return -1;
[INFO] [stderr]    |         ^^^^^^^^^^ help: remove `return` as shown: `-1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/search/binary.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |         return find(slice, number) > -1;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `find(slice, number) > -1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]  --> src/search/binary.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 |         if slice.len() == 0 {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `slice.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] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]   --> src/search/binary.rs:50:17
[INFO] [stderr]    |
[INFO] [stderr] 50 |         assert!(binary::any(&v, 9) == false);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!binary::any(&v, 9)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::bool_comparison)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "5be8f3943118eededc0d329fedd0a78c9504bd85038c16225afa8c49d64bb36d"`
[INFO] running `"docker" "rm" "-f" "5be8f3943118eededc0d329fedd0a78c9504bd85038c16225afa8c49d64bb36d"`
[INFO] [stdout] 5be8f3943118eededc0d329fedd0a78c9504bd85038c16225afa8c49d64bb36d