[INFO] updating cached repository Dineshs91/wordgen
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Dineshs91/wordgen
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Dineshs91/wordgen" "work/ex/clippy-test-run/sources/stable/gh/Dineshs91/wordgen"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Dineshs91/wordgen'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Dineshs91/wordgen" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Dineshs91/wordgen"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Dineshs91/wordgen'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9182e150735e7ee95b89be7f4ac2b47ca779de9f
[INFO] sha for GitHub repo Dineshs91/wordgen: 9182e150735e7ee95b89be7f4ac2b47ca779de9f
[INFO] validating manifest of Dineshs91/wordgen 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 Dineshs91/wordgen 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 Dineshs91/wordgen
[INFO] finished frobbing Dineshs91/wordgen
[INFO] frobbed toml for Dineshs91/wordgen written to work/ex/clippy-test-run/sources/stable/gh/Dineshs91/wordgen/Cargo.toml
[INFO] started frobbing Dineshs91/wordgen
[INFO] finished frobbing Dineshs91/wordgen
[INFO] frobbed toml for Dineshs91/wordgen written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Dineshs91/wordgen/Cargo.toml
[INFO] crate Dineshs91/wordgen 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 Dineshs91/wordgen 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-7/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/Dineshs91/wordgen:/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] 363475b7014840d8483b6c042daf0f7525e79801f6181eac6d17d38ad4f3fb84
[INFO] running `"docker" "start" "-a" "363475b7014840d8483b6c042daf0f7525e79801f6181eac6d17d38ad4f3fb84"`
[INFO] [stderr]     Checking wordgen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `alphabet_frequency_map`
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let alphabet_frequency_map = build_frequency_map(sample_data);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_alphabet_frequency_map` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `alphabet_frequency_map`
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let alphabet_frequency_map = build_frequency_map(sample_data);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_alphabet_frequency_map` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/main.rs:71:30
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let mut next_alpha = next_alpha.clone();
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*next_alpha`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/main.rs:118:1
[INFO] [stderr]     |
[INFO] [stderr] 118 | / fn clean_data<'a>(sample_data: &'a str) -> String {
[INFO] [stderr] 119 | |     // Clean the input data, removing whitespaces and symbols.
[INFO] [stderr] 120 | |     let mut cleaned_data = String::new();
[INFO] [stderr] 121 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |     cleaned_data
[INFO] [stderr] 129 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/main.rs:71:30
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let mut next_alpha = next_alpha.clone();
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*next_alpha`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/main.rs:118:1
[INFO] [stderr]     |
[INFO] [stderr] 118 | / fn clean_data<'a>(sample_data: &'a str) -> String {
[INFO] [stderr] 119 | |     // Clean the input data, removing whitespaces and symbols.
[INFO] [stderr] 120 | |     let mut cleaned_data = String::new();
[INFO] [stderr] 121 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |     cleaned_data
[INFO] [stderr] 129 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "363475b7014840d8483b6c042daf0f7525e79801f6181eac6d17d38ad4f3fb84"`
[INFO] running `"docker" "rm" "-f" "363475b7014840d8483b6c042daf0f7525e79801f6181eac6d17d38ad4f3fb84"`
[INFO] [stdout] 363475b7014840d8483b6c042daf0f7525e79801f6181eac6d17d38ad4f3fb84