[INFO] updating cached repository learnmerust/forever
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/learnmerust/forever
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/learnmerust/forever" "work/ex/clippy-test-run/sources/stable/gh/learnmerust/forever"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/learnmerust/forever'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/learnmerust/forever" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/learnmerust/forever"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/learnmerust/forever'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1ea5e90f41c682bd007fc14d9dc9c127bc03cc0e
[INFO] sha for GitHub repo learnmerust/forever: 1ea5e90f41c682bd007fc14d9dc9c127bc03cc0e
[INFO] validating manifest of learnmerust/forever 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 learnmerust/forever 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 learnmerust/forever
[INFO] finished frobbing learnmerust/forever
[INFO] frobbed toml for learnmerust/forever written to work/ex/clippy-test-run/sources/stable/gh/learnmerust/forever/Cargo.toml
[INFO] started frobbing learnmerust/forever
[INFO] finished frobbing learnmerust/forever
[INFO] frobbed toml for learnmerust/forever written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/learnmerust/forever/Cargo.toml
[INFO] crate learnmerust/forever 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 learnmerust/forever against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/learnmerust/forever:/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 -Dclippy::into_iter_on_array" "-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] 6c86107ced50654b41fd976841a11be1251d69a2dc8158e1813aad8dc11a2635
[INFO] running `"docker" "start" "-a" "6c86107ced50654b41fd976841a11be1251d69a2dc8158e1813aad8dc11a2635"`
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking mio v0.6.11
[INFO] [stderr]     Checking tokio-io v0.1.4
[INFO] [stderr]     Checking mio-uds v0.6.4
[INFO] [stderr]     Checking tokio-core v0.1.10
[INFO] [stderr]     Checking tokio-signal v0.1.2
[INFO] [stderr]     Checking tokio-process v0.1.4
[INFO] [stderr]     Checking forever v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]  --> src/main.rs:9:11
[INFO] [stderr]   |
[INFO] [stderr] 9 |       let ref _path = args[0];
[INFO] [stderr]   |       ----^^^^^^^^^----------- help: try: `let _path = &args[0];`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/main.rs:10:11
[INFO] [stderr]    |
[INFO] [stderr] 10 |       let ref process = args[1];
[INFO] [stderr]    |       ----^^^^^^^^^^^----------- help: try: `let process = &args[1];`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]  --> src/main.rs:9:11
[INFO] [stderr]   |
[INFO] [stderr] 9 |       let ref _path = args[0];
[INFO] [stderr]   |       ----^^^^^^^^^----------- help: try: `let _path = &args[0];`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/main.rs:10:11
[INFO] [stderr]    |
[INFO] [stderr] 10 |       let ref process = args[1];
[INFO] [stderr]    |       ----^^^^^^^^^^^----------- help: try: `let process = &args[1];`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.15s
[INFO] running `"docker" "inspect" "6c86107ced50654b41fd976841a11be1251d69a2dc8158e1813aad8dc11a2635"`
[INFO] running `"docker" "rm" "-f" "6c86107ced50654b41fd976841a11be1251d69a2dc8158e1813aad8dc11a2635"`
[INFO] [stdout] 6c86107ced50654b41fd976841a11be1251d69a2dc8158e1813aad8dc11a2635