[INFO] crate duplicate-kriller 1.4.1 is already in cache
[INFO] extracting crate duplicate-kriller 1.4.1 into work/ex/clippy-test-run/sources/stable/reg/duplicate-kriller/1.4.1
[INFO] extracting crate duplicate-kriller 1.4.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/duplicate-kriller/1.4.1
[INFO] validating manifest of duplicate-kriller-1.4.1 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 duplicate-kriller-1.4.1 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 duplicate-kriller-1.4.1
[INFO] finished frobbing duplicate-kriller-1.4.1
[INFO] frobbed toml for duplicate-kriller-1.4.1 written to work/ex/clippy-test-run/sources/stable/reg/duplicate-kriller/1.4.1/Cargo.toml
[INFO] started frobbing duplicate-kriller-1.4.1
[INFO] finished frobbing duplicate-kriller-1.4.1
[INFO] frobbed toml for duplicate-kriller-1.4.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/duplicate-kriller/1.4.1/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 duplicate-kriller-1.4.1 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/duplicate-kriller/1.4.1:/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] 14e89f27defaf3d3fab33d77108d7501ce216caca8ad9e4793bd22f6d9e0f339
[INFO] running `"docker" "start" "-a" "14e89f27defaf3d3fab33d77108d7501ce216caca8ad9e4793bd22f6d9e0f339"`
[INFO] [stderr]     Checking ctrlc v3.1.1
[INFO] [stderr]     Checking dupe-krill v1.4.3
[INFO] [stderr]     Checking duplicate-kriller v1.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/bin.rs:32:31
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let program = args.next().unwrap_or(env!("CARGO_PKG_NAME").to_owned());
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| env!("CARGO_PKG_NAME").to_owned())`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/bin.rs:32:31
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let program = args.next().unwrap_or(env!("CARGO_PKG_NAME").to_owned());
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| env!("CARGO_PKG_NAME").to_owned())`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.96s
[INFO] running `"docker" "inspect" "14e89f27defaf3d3fab33d77108d7501ce216caca8ad9e4793bd22f6d9e0f339"`
[INFO] running `"docker" "rm" "-f" "14e89f27defaf3d3fab33d77108d7501ce216caca8ad9e4793bd22f6d9e0f339"`
[INFO] [stdout] 14e89f27defaf3d3fab33d77108d7501ce216caca8ad9e4793bd22f6d9e0f339