[INFO] updating cached repository naltiva/Bioinformatics
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/naltiva/Bioinformatics
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/naltiva/Bioinformatics" "work/ex/clippy-test-run/sources/stable/gh/naltiva/Bioinformatics"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/naltiva/Bioinformatics'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/naltiva/Bioinformatics" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/naltiva/Bioinformatics"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/naltiva/Bioinformatics'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 997fb762be7837aa90ec2001657911ffd6fbc348
[INFO] sha for GitHub repo naltiva/Bioinformatics: 997fb762be7837aa90ec2001657911ffd6fbc348
[INFO] validating manifest of naltiva/Bioinformatics 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 naltiva/Bioinformatics 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 naltiva/Bioinformatics
[INFO] finished frobbing naltiva/Bioinformatics
[INFO] frobbed toml for naltiva/Bioinformatics written to work/ex/clippy-test-run/sources/stable/gh/naltiva/Bioinformatics/Cargo.toml
[INFO] started frobbing naltiva/Bioinformatics
[INFO] finished frobbing naltiva/Bioinformatics
[INFO] frobbed toml for naltiva/Bioinformatics written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/naltiva/Bioinformatics/Cargo.toml
[INFO] crate naltiva/Bioinformatics 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 naltiva/Bioinformatics against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/naltiva/Bioinformatics:/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] 8b7a8fbe07352799188a550bc02a24a99965bd5464ac1e50e9b85344b6c41a39
[INFO] running `"docker" "start" "-a" "8b7a8fbe07352799188a550bc02a24a99965bd5464ac1e50e9b85344b6c41a39"`
[INFO] [stderr]     Checking PatternCount v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/pattern_count.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     return count;
[INFO] [stderr]    |     ^^^^^^^^^^^^^ help: remove `return` as shown: `count`
[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/pattern_count.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     return frequent;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^ help: remove `return` as shown: `frequent`
[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: unused import: `pattern_count::pattern_count`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use pattern_count::pattern_count;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/pattern_count.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let mut max = count_pattern.iter().max().unwrap();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `PatternCount` should have a snake case name such as `pattern_count`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]  --> src/pattern_count.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 |     for i in 0 ..(text.len() - pattern.len() + 1)  {
[INFO] [stderr]   |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=text.len() - pattern.len()`
[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: unneeded return statement
[INFO] [stderr]   --> src/pattern_count.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     return count;
[INFO] [stderr]    |     ^^^^^^^^^^^^^ help: remove `return` as shown: `count`
[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/pattern_count.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     return frequent;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^ help: remove `return` as shown: `frequent`
[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: unused import: `pattern_count::pattern_count`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use pattern_count::pattern_count;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/pattern_count.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let mut max = count_pattern.iter().max().unwrap();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `PatternCount` should have a snake case name such as `pattern_count`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]  --> src/pattern_count.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 |     for i in 0 ..(text.len() - pattern.len() + 1)  {
[INFO] [stderr]   |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=text.len() - pattern.len()`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "8b7a8fbe07352799188a550bc02a24a99965bd5464ac1e50e9b85344b6c41a39"`
[INFO] running `"docker" "rm" "-f" "8b7a8fbe07352799188a550bc02a24a99965bd5464ac1e50e9b85344b6c41a39"`
[INFO] [stdout] 8b7a8fbe07352799188a550bc02a24a99965bd5464ac1e50e9b85344b6c41a39