[INFO] updating cached repository howeih/Day-9-Monte-carlo-PI
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/howeih/Day-9-Monte-carlo-PI
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/howeih/Day-9-Monte-carlo-PI" "work/ex/clippy-test-run/sources/stable/gh/howeih/Day-9-Monte-carlo-PI"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/howeih/Day-9-Monte-carlo-PI'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/howeih/Day-9-Monte-carlo-PI" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/howeih/Day-9-Monte-carlo-PI"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/howeih/Day-9-Monte-carlo-PI'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a7937015291ea5913375582edd0d9669ad423623
[INFO] sha for GitHub repo howeih/Day-9-Monte-carlo-PI: a7937015291ea5913375582edd0d9669ad423623
[INFO] validating manifest of howeih/Day-9-Monte-carlo-PI 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 howeih/Day-9-Monte-carlo-PI 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 howeih/Day-9-Monte-carlo-PI
[INFO] finished frobbing howeih/Day-9-Monte-carlo-PI
[INFO] frobbed toml for howeih/Day-9-Monte-carlo-PI written to work/ex/clippy-test-run/sources/stable/gh/howeih/Day-9-Monte-carlo-PI/Cargo.toml
[INFO] started frobbing howeih/Day-9-Monte-carlo-PI
[INFO] finished frobbing howeih/Day-9-Monte-carlo-PI
[INFO] frobbed toml for howeih/Day-9-Monte-carlo-PI written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/howeih/Day-9-Monte-carlo-PI/Cargo.toml
[INFO] crate howeih/Day-9-Monte-carlo-PI 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 howeih/Day-9-Monte-carlo-PI 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-7/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/gh/howeih/Day-9-Monte-carlo-PI:/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] e52d707fe8984b8c2dc435a673cfff5f82e0264f0e6d14ab10ccbe1fd26b8939
[INFO] running `"docker" "start" "-a" "e52d707fe8984b8c2dc435a673cfff5f82e0264f0e6d14ab10ccbe1fd26b8939"`
[INFO] [stderr]     Checking monte_carlo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `thread_rng`
[INFO] [stderr]  --> src/main.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rand::{thread_rng, Rng};
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::num`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::num;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:23:23
[INFO] [stderr]    |
[INFO] [stderr] 23 |     println!("{}", pi(100000000));
[INFO] [stderr]    |                       ^^^^^^^^^ help: consider: `100_000_000`
[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] warning: unused import: `thread_rng`
[INFO] [stderr]  --> src/main.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rand::{thread_rng, Rng};
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::num`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::num;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:23:23
[INFO] [stderr]    |
[INFO] [stderr] 23 |     println!("{}", pi(100000000));
[INFO] [stderr]    |                       ^^^^^^^^^ help: consider: `100_000_000`
[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 0.42s
[INFO] running `"docker" "inspect" "e52d707fe8984b8c2dc435a673cfff5f82e0264f0e6d14ab10ccbe1fd26b8939"`
[INFO] running `"docker" "rm" "-f" "e52d707fe8984b8c2dc435a673cfff5f82e0264f0e6d14ab10ccbe1fd26b8939"`
[INFO] [stdout] e52d707fe8984b8c2dc435a673cfff5f82e0264f0e6d14ab10ccbe1fd26b8939