[INFO] updating cached repository HowNetWorks/ama
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/HowNetWorks/ama
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/HowNetWorks/ama" "work/ex/clippy-test-run/sources/stable/gh/HowNetWorks/ama"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/HowNetWorks/ama'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/HowNetWorks/ama" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/HowNetWorks/ama"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/HowNetWorks/ama'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 46ad7c8e76e2344c35434be0a2514bc22b887f32
[INFO] sha for GitHub repo HowNetWorks/ama: 46ad7c8e76e2344c35434be0a2514bc22b887f32
[INFO] validating manifest of HowNetWorks/ama 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 HowNetWorks/ama 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 HowNetWorks/ama
[INFO] finished frobbing HowNetWorks/ama
[INFO] frobbed toml for HowNetWorks/ama written to work/ex/clippy-test-run/sources/stable/gh/HowNetWorks/ama/Cargo.toml
[INFO] started frobbing HowNetWorks/ama
[INFO] finished frobbing HowNetWorks/ama
[INFO] frobbed toml for HowNetWorks/ama written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/HowNetWorks/ama/Cargo.toml
[INFO] crate HowNetWorks/ama 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 HowNetWorks/ama 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/gh/HowNetWorks/ama:/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] 0a3b581d760630b1215908782ca25a81e0c3c9ac8ff1207d753afc3cda2ba724
[INFO] running `"docker" "start" "-a" "0a3b581d760630b1215908782ca25a81e0c3c9ac8ff1207d753afc3cda2ba724"`
[INFO] [stderr]     Checking resolve v0.1.2
[INFO] [stderr]     Checking hyper v0.10.13
[INFO] [stderr]     Checking cymrust v0.3.4
[INFO] [stderr]     Checking iron v0.5.1
[INFO] [stderr]     Checking router v0.5.1
[INFO] [stderr]     Checking ama v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/x_forwarded_for.rs:74:46
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let ip_list: Vec<IpAddr> = str.split(",").filter_map(parse_ip).collect();
[INFO] [stderr]    |                                              ^^^ help: try using a char instead: `','`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.44s
[INFO] running `"docker" "inspect" "0a3b581d760630b1215908782ca25a81e0c3c9ac8ff1207d753afc3cda2ba724"`
[INFO] running `"docker" "rm" "-f" "0a3b581d760630b1215908782ca25a81e0c3c9ac8ff1207d753afc3cda2ba724"`
[INFO] [stdout] 0a3b581d760630b1215908782ca25a81e0c3c9ac8ff1207d753afc3cda2ba724