[INFO] crate rand-bytes 0.2.0 is already in cache
[INFO] extracting crate rand-bytes 0.2.0 into work/ex/clippy-test-run/sources/stable/reg/rand-bytes/0.2.0
[INFO] extracting crate rand-bytes 0.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rand-bytes/0.2.0
[INFO] validating manifest of rand-bytes-0.2.0 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 rand-bytes-0.2.0 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 rand-bytes-0.2.0
[INFO] finished frobbing rand-bytes-0.2.0
[INFO] frobbed toml for rand-bytes-0.2.0 written to work/ex/clippy-test-run/sources/stable/reg/rand-bytes/0.2.0/Cargo.toml
[INFO] started frobbing rand-bytes-0.2.0
[INFO] finished frobbing rand-bytes-0.2.0
[INFO] frobbed toml for rand-bytes-0.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rand-bytes/0.2.0/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 rand-bytes-0.2.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/rand-bytes/0.2.0:/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] 68cd22da29325c5a8fb0390dfc4d92444444470db7e69a59ec7e201af953fd96
[INFO] running `"docker" "start" "-a" "68cd22da29325c5a8fb0390dfc4d92444444470db7e69a59ec7e201af953fd96"`
[INFO] [stderr]     Checking rand-bytes v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/main.rs:62:1
[INFO] [stderr]    |
[INFO] [stderr] 62 | / fn get_writer<'a>(path: Option<&'a str>) -> Box<Write> {
[INFO] [stderr] 63 | |     let output =
[INFO] [stderr] 64 | |         path.map(|path| Box::new(File::create(path).expect("Unable to create file")) as Box<Write>)
[INFO] [stderr] 65 | |             .unwrap_or_else(|| Box::new(io::stdout()) as Box<Write>);
[INFO] [stderr] 66 | |     Box::new(BufWriter::new(output))
[INFO] [stderr] 67 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/main.rs:62:1
[INFO] [stderr]    |
[INFO] [stderr] 62 | / fn get_writer<'a>(path: Option<&'a str>) -> Box<Write> {
[INFO] [stderr] 63 | |     let output =
[INFO] [stderr] 64 | |         path.map(|path| Box::new(File::create(path).expect("Unable to create file")) as Box<Write>)
[INFO] [stderr] 65 | |             .unwrap_or_else(|| Box::new(io::stdout()) as Box<Write>);
[INFO] [stderr] 66 | |     Box::new(BufWriter::new(output))
[INFO] [stderr] 67 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `"docker" "inspect" "68cd22da29325c5a8fb0390dfc4d92444444470db7e69a59ec7e201af953fd96"`
[INFO] running `"docker" "rm" "-f" "68cd22da29325c5a8fb0390dfc4d92444444470db7e69a59ec7e201af953fd96"`
[INFO] [stdout] 68cd22da29325c5a8fb0390dfc4d92444444470db7e69a59ec7e201af953fd96