[INFO] updating cached repository edanc/katas
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/edanc/katas
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/edanc/katas" "work/ex/clippy-test-run/sources/stable/gh/edanc/katas"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/edanc/katas'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/edanc/katas" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/edanc/katas"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/edanc/katas'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b6d9d30b4b2c1a60d978d4fea883c7ca7a5f611b
[INFO] sha for GitHub repo edanc/katas: b6d9d30b4b2c1a60d978d4fea883c7ca7a5f611b
[INFO] validating manifest of edanc/katas 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 edanc/katas 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 edanc/katas
[INFO] finished frobbing edanc/katas
[INFO] frobbed toml for edanc/katas written to work/ex/clippy-test-run/sources/stable/gh/edanc/katas/Cargo.toml
[INFO] started frobbing edanc/katas
[INFO] finished frobbing edanc/katas
[INFO] frobbed toml for edanc/katas written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/edanc/katas/Cargo.toml
[INFO] crate edanc/katas 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 edanc/katas against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/edanc/katas:/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] 64a31b9144dd312e32a493bb756d97eaa0b3aabea182fb4e4adf31c13b6f5036
[INFO] running `"docker" "start" "-a" "64a31b9144dd312e32a493bb756d97eaa0b3aabea182fb4e4adf31c13b6f5036"`
[INFO] [stderr]     Checking katas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]  --> src/count_sheep.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     return number;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^ help: remove `return` as shown: `number`
[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/main.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         return EVEN;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: remove `return` as shown: `EVEN`
[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: unneeded return statement
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |         return ODD;
[INFO] [stderr]    |         ^^^^^^^^^^^ help: remove `return` as shown: `ODD`
[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: unneeded return statement
[INFO] [stderr]  --> src/count_sheep.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     return number;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^ help: remove `return` as shown: `number`
[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/main.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         return EVEN;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: remove `return` as shown: `EVEN`
[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: unneeded return statement
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |         return ODD;
[INFO] [stderr]    |         ^^^^^^^^^^^ help: remove `return` as shown: `ODD`
[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: you don't need to add `&` to all patterns
[INFO] [stderr]  --> src/count_sheep.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 | /         match value {
[INFO] [stderr] 5 | |             &true => number += 1,
[INFO] [stderr] 6 | |             _ => number += 0,
[INFO] [stderr] 7 | |         };
[INFO] [stderr]   | |_________^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]   |
[INFO] [stderr] 4 |         match *value {
[INFO] [stderr] 5 |             true => number += 1,
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]  --> src/count_sheep.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 | /         match value {
[INFO] [stderr] 5 | |             &true => number += 1,
[INFO] [stderr] 6 | |             _ => number += 0,
[INFO] [stderr] 7 | |         };
[INFO] [stderr]   | |_________^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]   |
[INFO] [stderr] 4 |         match *value {
[INFO] [stderr] 5 |             true => number += 1,
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "64a31b9144dd312e32a493bb756d97eaa0b3aabea182fb4e4adf31c13b6f5036"`
[INFO] running `"docker" "rm" "-f" "64a31b9144dd312e32a493bb756d97eaa0b3aabea182fb4e4adf31c13b6f5036"`
[INFO] [stdout] 64a31b9144dd312e32a493bb756d97eaa0b3aabea182fb4e4adf31c13b6f5036