[INFO] crate fmt2io 0.1.0 is already in cache
[INFO] extracting crate fmt2io 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/fmt2io/0.1.0
[INFO] extracting crate fmt2io 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/fmt2io/0.1.0
[INFO] validating manifest of fmt2io-0.1.0 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 fmt2io-0.1.0 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 fmt2io-0.1.0
[INFO] finished frobbing fmt2io-0.1.0
[INFO] frobbed toml for fmt2io-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/fmt2io/0.1.0/Cargo.toml
[INFO] started frobbing fmt2io-0.1.0
[INFO] finished frobbing fmt2io-0.1.0
[INFO] frobbed toml for fmt2io-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/fmt2io/0.1.0/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 fmt2io-0.1.0 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/fmt2io/0.1.0:/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] c6c5e70ccab1cf11a5ed869f8556fd27fb51c875ff83e4b46bf63cbfcf085fa6
[INFO] running `"docker" "start" "-a" "c6c5e70ccab1cf11a5ed869f8556fd27fb51c875ff83e4b46bf63cbfcf085fa6"`
[INFO] [stderr]     Checking fmt2io v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]   --> src/lib.rs:70:25
[INFO] [stderr]    |
[INFO] [stderr] 70 |         assert_eq!(out, "Hello world!".as_bytes());
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"Hello world!"`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::string_lit_as_bytes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "c6c5e70ccab1cf11a5ed869f8556fd27fb51c875ff83e4b46bf63cbfcf085fa6"`
[INFO] running `"docker" "rm" "-f" "c6c5e70ccab1cf11a5ed869f8556fd27fb51c875ff83e4b46bf63cbfcf085fa6"`
[INFO] [stdout] c6c5e70ccab1cf11a5ed869f8556fd27fb51c875ff83e4b46bf63cbfcf085fa6