[INFO] crate factorial 0.1.1 is already in cache
[INFO] extracting crate factorial 0.1.1 into work/ex/clippy-test-run/sources/stable/reg/factorial/0.1.1
[INFO] extracting crate factorial 0.1.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/factorial/0.1.1
[INFO] validating manifest of factorial-0.1.1 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 factorial-0.1.1 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 factorial-0.1.1
[INFO] finished frobbing factorial-0.1.1
[INFO] frobbed toml for factorial-0.1.1 written to work/ex/clippy-test-run/sources/stable/reg/factorial/0.1.1/Cargo.toml
[INFO] started frobbing factorial-0.1.1
[INFO] finished frobbing factorial-0.1.1
[INFO] frobbed toml for factorial-0.1.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/factorial/0.1.1/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 factorial-0.1.1 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/factorial/0.1.1:/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] 01b35ea96d05190d9055df941ca6a3f05d68b94db5b0c50cca2a34a5779c3b0c
[INFO] running `"docker" "start" "-a" "01b35ea96d05190d9055df941ca6a3f05d68b94db5b0c50cca2a34a5779c3b0c"`
[INFO] [stderr]     Checking factorial v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Signed`
[INFO] [stderr]   --> src/lib.rs:12:30
[INFO] [stderr]    |
[INFO] [stderr] 12 | use num_traits::{CheckedMul, Signed, Unsigned};
[INFO] [stderr]    |                              ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::RangeInclusive`
[INFO] [stderr]   --> src/lib.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::ops::RangeInclusive;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Signed`
[INFO] [stderr]   --> src/lib.rs:12:30
[INFO] [stderr]    |
[INFO] [stderr] 12 | use num_traits::{CheckedMul, Signed, Unsigned};
[INFO] [stderr]    |                              ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::RangeInclusive`
[INFO] [stderr]   --> src/lib.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::ops::RangeInclusive;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:81:39
[INFO] [stderr]    |
[INFO] [stderr] 81 |         assert_eq!(10u32.factorial(), 3628800);
[INFO] [stderr]    |                                       ^^^^^^^ help: consider: `3_628_800`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "01b35ea96d05190d9055df941ca6a3f05d68b94db5b0c50cca2a34a5779c3b0c"`
[INFO] running `"docker" "rm" "-f" "01b35ea96d05190d9055df941ca6a3f05d68b94db5b0c50cca2a34a5779c3b0c"`
[INFO] [stdout] 01b35ea96d05190d9055df941ca6a3f05d68b94db5b0c50cca2a34a5779c3b0c