[INFO] updating cached repository FoxelFox/rust-clustering
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/FoxelFox/rust-clustering
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/FoxelFox/rust-clustering" "work/ex/clippy-test-run/sources/stable/gh/FoxelFox/rust-clustering"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/FoxelFox/rust-clustering'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/FoxelFox/rust-clustering" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/FoxelFox/rust-clustering"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/FoxelFox/rust-clustering'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4cb3efa2db890d01f96140eed755d79288843011
[INFO] sha for GitHub repo FoxelFox/rust-clustering: 4cb3efa2db890d01f96140eed755d79288843011
[INFO] validating manifest of FoxelFox/rust-clustering 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 FoxelFox/rust-clustering 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 FoxelFox/rust-clustering
[INFO] finished frobbing FoxelFox/rust-clustering
[INFO] frobbed toml for FoxelFox/rust-clustering written to work/ex/clippy-test-run/sources/stable/gh/FoxelFox/rust-clustering/Cargo.toml
[INFO] started frobbing FoxelFox/rust-clustering
[INFO] finished frobbing FoxelFox/rust-clustering
[INFO] frobbed toml for FoxelFox/rust-clustering written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/FoxelFox/rust-clustering/Cargo.toml
[INFO] crate FoxelFox/rust-clustering 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 FoxelFox/rust-clustering against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/FoxelFox/rust-clustering:/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] d76e0f128919caac106cf624ce6e3f0902a00080b1d4086e4f204440fa816fef
[INFO] running `"docker" "start" "-a" "d76e0f128919caac106cf624ce6e3f0902a00080b1d4086e4f204440fa816fef"`
[INFO] [stderr]     Checking rust-clustering v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io::BufReader`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::BufReader;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/main.rs:31:19
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn parse(content: &String) {
[INFO] [stderr]    |                   ^^^^^^^ help: change this to: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::BufReader`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::BufReader;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/main.rs:31:19
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn parse(content: &String) {
[INFO] [stderr]    |                   ^^^^^^^ help: change this to: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "d76e0f128919caac106cf624ce6e3f0902a00080b1d4086e4f204440fa816fef"`
[INFO] running `"docker" "rm" "-f" "d76e0f128919caac106cf624ce6e3f0902a00080b1d4086e4f204440fa816fef"`
[INFO] [stdout] d76e0f128919caac106cf624ce6e3f0902a00080b1d4086e4f204440fa816fef