[INFO] updating cached repository anna-liao/writeLED-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/anna-liao/writeLED-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/anna-liao/writeLED-rs" "work/ex/clippy-test-run/sources/stable/gh/anna-liao/writeLED-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/anna-liao/writeLED-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/anna-liao/writeLED-rs" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/anna-liao/writeLED-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/anna-liao/writeLED-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 55f979b173bbaf9c7355aeaca1f743dad1f3a566
[INFO] sha for GitHub repo anna-liao/writeLED-rs: 55f979b173bbaf9c7355aeaca1f743dad1f3a566
[INFO] validating manifest of anna-liao/writeLED-rs 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 anna-liao/writeLED-rs 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 anna-liao/writeLED-rs
[INFO] finished frobbing anna-liao/writeLED-rs
[INFO] frobbed toml for anna-liao/writeLED-rs written to work/ex/clippy-test-run/sources/stable/gh/anna-liao/writeLED-rs/Cargo.toml
[INFO] started frobbing anna-liao/writeLED-rs
[INFO] finished frobbing anna-liao/writeLED-rs
[INFO] frobbed toml for anna-liao/writeLED-rs written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/anna-liao/writeLED-rs/Cargo.toml
[INFO] crate anna-liao/writeLED-rs 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 anna-liao/writeLED-rs against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/anna-liao/writeLED-rs:/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] 0f10b0957c1b0d86c0d7114ff07142402f8aa2e05fbf7b340b417e669cd68650
[INFO] running `"docker" "start" "-a" "0f10b0957c1b0d86c0d7114ff07142402f8aa2e05fbf7b340b417e669cd68650"`
[INFO] [stderr]     Checking findfile v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/main.rs:41:36
[INFO] [stderr]    |
[INFO] [stderr] 41 |             Err(err) => return Err(From::from(err))
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^ help: consider removing `From::from()`: `err`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/main.rs:41:36
[INFO] [stderr]    |
[INFO] [stderr] 41 |             Err(err) => return Err(From::from(err))
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^ help: consider removing `From::from()`: `err`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "0f10b0957c1b0d86c0d7114ff07142402f8aa2e05fbf7b340b417e669cd68650"`
[INFO] running `"docker" "rm" "-f" "0f10b0957c1b0d86c0d7114ff07142402f8aa2e05fbf7b340b417e669cd68650"`
[INFO] [stdout] 0f10b0957c1b0d86c0d7114ff07142402f8aa2e05fbf7b340b417e669cd68650