[INFO] updating cached repository hyone/arithmetic-evaluator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hyone/arithmetic-evaluator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hyone/arithmetic-evaluator" "work/ex/clippy-test-run/sources/stable/gh/hyone/arithmetic-evaluator"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/hyone/arithmetic-evaluator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hyone/arithmetic-evaluator" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/hyone/arithmetic-evaluator"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/hyone/arithmetic-evaluator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aaf21efa70b88cafa652b4ee7df2237ee073272b
[INFO] sha for GitHub repo hyone/arithmetic-evaluator: aaf21efa70b88cafa652b4ee7df2237ee073272b
[INFO] validating manifest of hyone/arithmetic-evaluator 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 hyone/arithmetic-evaluator 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 hyone/arithmetic-evaluator
[INFO] finished frobbing hyone/arithmetic-evaluator
[INFO] frobbed toml for hyone/arithmetic-evaluator written to work/ex/clippy-test-run/sources/stable/gh/hyone/arithmetic-evaluator/Cargo.toml
[INFO] started frobbing hyone/arithmetic-evaluator
[INFO] finished frobbing hyone/arithmetic-evaluator
[INFO] frobbed toml for hyone/arithmetic-evaluator written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/hyone/arithmetic-evaluator/Cargo.toml
[INFO] crate hyone/arithmetic-evaluator 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 hyone/arithmetic-evaluator 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/gh/hyone/arithmetic-evaluator:/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] c06359f6a7501b0f8e1518b40e990dbd93eb38deaf2cfd2d2cc957dde8870819
[INFO] running `"docker" "start" "-a" "c06359f6a7501b0f8e1518b40e990dbd93eb38deaf2cfd2d2cc957dde8870819"`
[INFO] [stderr]     Checking combine v2.2.2
[INFO] [stderr]     Checking num-bigint v0.1.37
[INFO] [stderr]     Checking docopt v0.7.0
[INFO] [stderr]     Checking num-rational v0.1.36
[INFO] [stderr]     Checking num v0.1.37
[INFO] [stderr]     Checking arithmetic-evaluator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/main.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 | const USAGE: &'static str = "
[INFO] [stderr]    |              -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/main.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 | const USAGE: &'static str = "
[INFO] [stderr]    |              -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: this lifetime isn't used in the function definition
[INFO] [stderr]   --> src/parser.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn lex<'a, P>(p: P) -> Skip<P, Spaces<P::Input>>
[INFO] [stderr]    |        ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::extra_unused_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#extra_unused_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: this lifetime isn't used in the function definition
[INFO] [stderr]   --> src/parser.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn lex<'a, P>(p: P) -> Skip<P, Spaces<P::Input>>
[INFO] [stderr]    |        ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::extra_unused_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#extra_unused_lifetimes
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.38s
[INFO] running `"docker" "inspect" "c06359f6a7501b0f8e1518b40e990dbd93eb38deaf2cfd2d2cc957dde8870819"`
[INFO] running `"docker" "rm" "-f" "c06359f6a7501b0f8e1518b40e990dbd93eb38deaf2cfd2d2cc957dde8870819"`
[INFO] [stdout] c06359f6a7501b0f8e1518b40e990dbd93eb38deaf2cfd2d2cc957dde8870819