[INFO] updating cached repository ashermancinelli/rust-ml [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ashermancinelli/rust-ml [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ashermancinelli/rust-ml" "work/ex/clippy-test-run/sources/stable/gh/ashermancinelli/rust-ml"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/ashermancinelli/rust-ml'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ashermancinelli/rust-ml" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ashermancinelli/rust-ml"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ashermancinelli/rust-ml'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3eefe4bca5ee0aa21e4173bb03203f81be95a3e2 [INFO] sha for GitHub repo ashermancinelli/rust-ml: 3eefe4bca5ee0aa21e4173bb03203f81be95a3e2 [INFO] validating manifest of ashermancinelli/rust-ml 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 ashermancinelli/rust-ml 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 ashermancinelli/rust-ml [INFO] finished frobbing ashermancinelli/rust-ml [INFO] frobbed toml for ashermancinelli/rust-ml written to work/ex/clippy-test-run/sources/stable/gh/ashermancinelli/rust-ml/Cargo.toml [INFO] started frobbing ashermancinelli/rust-ml [INFO] finished frobbing ashermancinelli/rust-ml [INFO] frobbed toml for ashermancinelli/rust-ml written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ashermancinelli/rust-ml/Cargo.toml [INFO] crate ashermancinelli/rust-ml 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 ashermancinelli/rust-ml against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/ashermancinelli/rust-ml:/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] ec7903888e8195525754744ff2177a9af139a898b0c0f109c0560b85aae40df1 [INFO] running `"docker" "start" "-a" "ec7903888e8195525754744ff2177a9af139a898b0c0f109c0560b85aae40df1"` [INFO] [stderr] Checking rulinalg v0.3.7 [INFO] [stderr] Checking rusty-machine v0.5.4 [INFO] [stderr] Checking rust-ml v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/main.rs:33:12 [INFO] [stderr] | [INFO] [stderr] 33 | fn new(data: Vec>) -> Dataset { [INFO] [stderr] | ^^^^ help: consider using `_data` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 37 | let mut l_to_str: Vec = Vec::new(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `train_data` [INFO] [stderr] --> src/main.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | train_data: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `train_labels` [INFO] [stderr] --> src/main.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | train_labels: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `label_to_string` [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | label_to_string: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: redundant closure found [INFO] [stderr] --> src/main.rs:16:26 [INFO] [stderr] | [INFO] [stderr] 16 | .map(|sub| String::from(sub)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `String::from` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_closure)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/main.rs:33:12 [INFO] [stderr] | [INFO] [stderr] 33 | fn new(data: Vec>) -> Dataset { [INFO] [stderr] | ^^^^ help: consider using `_data` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 37 | let mut l_to_str: Vec = Vec::new(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `train_data` [INFO] [stderr] --> src/main.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | train_data: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `train_labels` [INFO] [stderr] --> src/main.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | train_labels: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `label_to_string` [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | label_to_string: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: redundant closure found [INFO] [stderr] --> src/main.rs:16:26 [INFO] [stderr] | [INFO] [stderr] 16 | .map(|sub| String::from(sub)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `String::from` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_closure)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.38s [INFO] running `"docker" "inspect" "ec7903888e8195525754744ff2177a9af139a898b0c0f109c0560b85aae40df1"` [INFO] running `"docker" "rm" "-f" "ec7903888e8195525754744ff2177a9af139a898b0c0f109c0560b85aae40df1"` [INFO] [stdout] ec7903888e8195525754744ff2177a9af139a898b0c0f109c0560b85aae40df1