[INFO] crate novice-tools 0.1.0 is already in cache
[INFO] extracting crate novice-tools 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/novice-tools/0.1.0
[INFO] extracting crate novice-tools 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/novice-tools/0.1.0
[INFO] validating manifest of novice-tools-0.1.0 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 novice-tools-0.1.0 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 novice-tools-0.1.0
[INFO] finished frobbing novice-tools-0.1.0
[INFO] frobbed toml for novice-tools-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/novice-tools/0.1.0/Cargo.toml
[INFO] started frobbing novice-tools-0.1.0
[INFO] finished frobbing novice-tools-0.1.0
[INFO] frobbed toml for novice-tools-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/novice-tools/0.1.0/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 novice-tools-0.1.0 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-6/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/reg/novice-tools/0.1.0:/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 -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] 23315ca9ea49d9af0111297d180f99095ab38bb777eac6553dace5c13a343728
[INFO] running `"docker" "start" "-a" "23315ca9ea49d9af0111297d180f99095ab38bb777eac6553dace5c13a343728"`
[INFO] [stderr]     Checking novice-tools v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> src/io.rs:19:16
[INFO] [stderr]    |
[INFO] [stderr] 19 |           if let Err(_) = io::stdin().read_line(&mut s) {
[INFO] [stderr]    |  _________-      ^^^^^^
[INFO] [stderr] 20 | |             print!("That was no valid UTF8! Please try again: ");
[INFO] [stderr] 21 | |             flush();
[INFO] [stderr] 22 | |             continue;
[INFO] [stderr] 23 | |         };
[INFO] [stderr]    | |_________- help: try this: `if io::stdin().read_line(&mut s).is_err()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> src/io.rs:19:16
[INFO] [stderr]    |
[INFO] [stderr] 19 |           if let Err(_) = io::stdin().read_line(&mut s) {
[INFO] [stderr]    |  _________-      ^^^^^^
[INFO] [stderr] 20 | |             print!("That was no valid UTF8! Please try again: ");
[INFO] [stderr] 21 | |             flush();
[INFO] [stderr] 22 | |             continue;
[INFO] [stderr] 23 | |         };
[INFO] [stderr]    | |_________- help: try this: `if io::stdin().read_line(&mut s).is_err()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "23315ca9ea49d9af0111297d180f99095ab38bb777eac6553dace5c13a343728"`
[INFO] running `"docker" "rm" "-f" "23315ca9ea49d9af0111297d180f99095ab38bb777eac6553dace5c13a343728"`
[INFO] [stdout] 23315ca9ea49d9af0111297d180f99095ab38bb777eac6553dace5c13a343728