[INFO] updating cached repository lae/twitter-media-archiver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lae/twitter-media-archiver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lae/twitter-media-archiver" "work/ex/clippy-test-run/sources/stable/gh/lae/twitter-media-archiver"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/lae/twitter-media-archiver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lae/twitter-media-archiver" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/lae/twitter-media-archiver"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/lae/twitter-media-archiver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3e98051da97df2bd0f9f8f82988f6931fd0aa162
[INFO] sha for GitHub repo lae/twitter-media-archiver: 3e98051da97df2bd0f9f8f82988f6931fd0aa162
[INFO] validating manifest of lae/twitter-media-archiver 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 lae/twitter-media-archiver 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 lae/twitter-media-archiver
[INFO] finished frobbing lae/twitter-media-archiver
[INFO] frobbed toml for lae/twitter-media-archiver written to work/ex/clippy-test-run/sources/stable/gh/lae/twitter-media-archiver/Cargo.toml
[INFO] started frobbing lae/twitter-media-archiver
[INFO] finished frobbing lae/twitter-media-archiver
[INFO] frobbed toml for lae/twitter-media-archiver written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/lae/twitter-media-archiver/Cargo.toml
[INFO] crate lae/twitter-media-archiver 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 lae/twitter-media-archiver against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/lae/twitter-media-archiver:/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] 7282231c8303aca551a6df9c73a3e8ab4e6089120db4e2767b33ec8ad835db5b
[INFO] running `"docker" "start" "-a" "7282231c8303aca551a6df9c73a3e8ab4e6089120db4e2767b33ec8ad835db5b"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.21
[INFO] [stderr]     Checking crossbeam-utils v0.6.0
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.2
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking tokio-threadpool v0.1.8
[INFO] [stderr]    Compiling syn v0.15.18
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking tokio v0.1.11
[INFO] [stderr]     Checking hyper v0.12.14
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking reqwest v0.9.4
[INFO] [stderr]     Checking twitter-media-archiver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:89:99
[INFO] [stderr]    |
[INFO] [stderr] 89 |                     let target_file = target_dir.join(format!("{}-{}", &tweet_id, image_url.split("/").last().unwrap()));
[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] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:89:99
[INFO] [stderr]    |
[INFO] [stderr] 89 |                     let target_file = target_dir.join(format!("{}-{}", &tweet_id, image_url.split("/").last().unwrap()));
[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 34.73s
[INFO] running `"docker" "inspect" "7282231c8303aca551a6df9c73a3e8ab4e6089120db4e2767b33ec8ad835db5b"`
[INFO] running `"docker" "rm" "-f" "7282231c8303aca551a6df9c73a3e8ab4e6089120db4e2767b33ec8ad835db5b"`
[INFO] [stdout] 7282231c8303aca551a6df9c73a3e8ab4e6089120db4e2767b33ec8ad835db5b