[INFO] updating cached repository past/spellcheck [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/past/spellcheck [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/past/spellcheck" "work/ex/clippy-test-run/sources/stable/gh/past/spellcheck"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/past/spellcheck'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/past/spellcheck" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/past/spellcheck"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/past/spellcheck'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 69b062acdee6c57912055af56f22e13d87dd8cdb [INFO] sha for GitHub repo past/spellcheck: 69b062acdee6c57912055af56f22e13d87dd8cdb [INFO] validating manifest of past/spellcheck 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 past/spellcheck 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 past/spellcheck [INFO] finished frobbing past/spellcheck [INFO] frobbed toml for past/spellcheck written to work/ex/clippy-test-run/sources/stable/gh/past/spellcheck/Cargo.toml [INFO] started frobbing past/spellcheck [INFO] finished frobbing past/spellcheck [INFO] frobbed toml for past/spellcheck written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/past/spellcheck/Cargo.toml [INFO] crate past/spellcheck 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 past/spellcheck against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/past/spellcheck:/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] 1684da544ddd23217f7f27c362e28a33cd30f5c7273dd26379243efcdf519a0a [INFO] running `"docker" "start" "-a" "1684da544ddd23217f7f27c362e28a33cd30f5c7273dd26379243efcdf519a0a"` [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking aho-corasick v0.6.6 [INFO] [stderr] Checking regex v1.0.2 [INFO] [stderr] Checking spellcheck v0.1.2 (/opt/crater/workdir) [INFO] [stderr] warning: an inclusive range would be more readable [INFO] [stderr] --> src/lib.rs:95:18 [INFO] [stderr] | [INFO] [stderr] 95 | for i in 0 .. word.len() + 1 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use: `0..=word.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: an inclusive range would be more readable [INFO] [stderr] --> src/lib.rs:95:18 [INFO] [stderr] | [INFO] [stderr] 95 | for i in 0 .. word.len() + 1 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use: `0..=word.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: use of `writeln!(stderr(), ...).unwrap()`. Consider using `eprintln!` instead [INFO] [stderr] --> src/bin/speller.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | writeln!(std::io::stderr(), "Usage: speller ").unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::explicit_write)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_write [INFO] [stderr] [INFO] [stderr] warning: use of `writeln!(stderr(), ...).unwrap()`. Consider using `eprintln!` instead [INFO] [stderr] --> src/bin/speller.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | writeln!(std::io::stderr(), "Example: {} training.txt tometo", args[0]).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_write [INFO] [stderr] [INFO] [stderr] warning: use of `writeln!(stderr(), ...).unwrap()`. Consider using `eprintln!` instead [INFO] [stderr] --> src/bin/speller.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | writeln!(std::io::stderr(), "Usage: speller ").unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::explicit_write)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_write [INFO] [stderr] [INFO] [stderr] warning: use of `writeln!(stderr(), ...).unwrap()`. Consider using `eprintln!` instead [INFO] [stderr] --> src/bin/speller.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | writeln!(std::io::stderr(), "Example: {} training.txt tometo", args[0]).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_write [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.27s [INFO] running `"docker" "inspect" "1684da544ddd23217f7f27c362e28a33cd30f5c7273dd26379243efcdf519a0a"` [INFO] running `"docker" "rm" "-f" "1684da544ddd23217f7f27c362e28a33cd30f5c7273dd26379243efcdf519a0a"` [INFO] [stdout] 1684da544ddd23217f7f27c362e28a33cd30f5c7273dd26379243efcdf519a0a