[INFO] crate red-editor 0.2.1 is already in cache
[INFO] extracting crate red-editor 0.2.1 into work/ex/clippy-test-run/sources/stable/reg/red-editor/0.2.1
[INFO] extracting crate red-editor 0.2.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/red-editor/0.2.1
[INFO] validating manifest of red-editor-0.2.1 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 red-editor-0.2.1 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 red-editor-0.2.1
[INFO] finished frobbing red-editor-0.2.1
[INFO] frobbed toml for red-editor-0.2.1 written to work/ex/clippy-test-run/sources/stable/reg/red-editor/0.2.1/Cargo.toml
[INFO] started frobbing red-editor-0.2.1
[INFO] finished frobbing red-editor-0.2.1
[INFO] frobbed toml for red-editor-0.2.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/red-editor/0.2.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 red-editor-0.2.1 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/red-editor/0.2.1:/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] 3c2edaea0191960c65f0d96da81603c8504fbfe4d68bdd3576155eed398f5251
[INFO] running `"docker" "start" "-a" "3c2edaea0191960c65f0d96da81603c8504fbfe4d68bdd3576155eed398f5251"`
[INFO] [stderr]     Checking rustyline v2.1.0
[INFO] [stderr]     Checking red-editor v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/tokenizer.rs:89:24
[INFO] [stderr]    |
[INFO] [stderr] 89 |                     if arg.len() > 0 {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!arg.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: length comparison to zero
[INFO] [stderr]   --> src/tokenizer.rs:89:24
[INFO] [stderr]    |
[INFO] [stderr] 89 |                     if arg.len() > 0 {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!arg.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]     Finished dev [unoptimized + debuginfo] target(s) in 7.88s
[INFO] running `"docker" "inspect" "3c2edaea0191960c65f0d96da81603c8504fbfe4d68bdd3576155eed398f5251"`
[INFO] running `"docker" "rm" "-f" "3c2edaea0191960c65f0d96da81603c8504fbfe4d68bdd3576155eed398f5251"`
[INFO] [stdout] 3c2edaea0191960c65f0d96da81603c8504fbfe4d68bdd3576155eed398f5251