[INFO] updating cached repository DaRavenox/Rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/DaRavenox/Rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/DaRavenox/Rust" "work/ex/clippy-test-run/sources/stable/gh/DaRavenox/Rust"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/DaRavenox/Rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/DaRavenox/Rust" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/DaRavenox/Rust"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/DaRavenox/Rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b4507fe6801b4b1075b3b7d82f4388b34eae37e3 [INFO] sha for GitHub repo DaRavenox/Rust: b4507fe6801b4b1075b3b7d82f4388b34eae37e3 [INFO] validating manifest of DaRavenox/Rust 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 DaRavenox/Rust 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 DaRavenox/Rust [INFO] finished frobbing DaRavenox/Rust [INFO] frobbed toml for DaRavenox/Rust written to work/ex/clippy-test-run/sources/stable/gh/DaRavenox/Rust/Cargo.toml [INFO] started frobbing DaRavenox/Rust [INFO] finished frobbing DaRavenox/Rust [INFO] frobbed toml for DaRavenox/Rust written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/DaRavenox/Rust/Cargo.toml [INFO] crate DaRavenox/Rust 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 DaRavenox/Rust 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/DaRavenox/Rust:/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] cfae65115abd67d29a5dde8b53e84b93946e6298de0853042390f5227487f74c [INFO] running `"docker" "start" "-a" "cfae65115abd67d29a5dde8b53e84b93946e6298de0853042390f5227487f74c"` [INFO] [stderr] Checking hello_rust v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: 5th binding whose name is just one char [INFO] [stderr] --> src/main.rs:40:12 [INFO] [stderr] | [INFO] [stderr] 40 | let mut g: fn(i32,i32) -> i32; // can we have a mutable function pointer? [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::many_single_char_names)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names [INFO] [stderr] [INFO] [stderr] warning: 5th binding whose name is just one char [INFO] [stderr] --> src/main.rs:40:12 [INFO] [stderr] | [INFO] [stderr] 40 | let mut g: fn(i32,i32) -> i32; // can we have a mutable function pointer? [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::many_single_char_names)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:3:12 [INFO] [stderr] | [INFO] [stderr] 3 | let mut y: i32 = 12; // mutable, this value CAN be changed; [INFO] [stderr] | ^ help: consider using `_y` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `z` [INFO] [stderr] --> src/main.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | let z:i32; //We initialize a variable; [INFO] [stderr] | ^ help: consider using `_z` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:66:27 [INFO] [stderr] | [INFO] [stderr] 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 { [INFO] [stderr] | ^ help: consider using `_y` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `z` [INFO] [stderr] --> src/main.rs:66:35 [INFO] [stderr] | [INFO] [stderr] 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 { [INFO] [stderr] | ^ help: consider using `_z` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:78:13 [INFO] [stderr] | [INFO] [stderr] 78 | fn diverges(x: i32) -> !{ [INFO] [stderr] | ^ help: consider using `_x` instead [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | let mut y: i32 = 12; // mutable, this value CAN be changed; [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: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | let mut x = 7; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `diverges` [INFO] [stderr] --> src/main.rs:78:1 [INFO] [stderr] | [INFO] [stderr] 78 | fn diverges(x: i32) -> !{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function `testBorrow` should have a snake case name such as `test_borrow` [INFO] [stderr] --> src/main.rs:229:1 [INFO] [stderr] | [INFO] [stderr] 229 | / fn testBorrow(v1: &mut Vec, v2: &mut Vec){ [INFO] [stderr] 230 | | v1[2] = 2; [INFO] [stderr] 231 | | v2[2] = 2; [INFO] [stderr] 232 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:3:12 [INFO] [stderr] | [INFO] [stderr] 3 | let mut y: i32 = 12; // mutable, this value CAN be changed; [INFO] [stderr] | ^ help: consider using `_y` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `z` [INFO] [stderr] --> src/main.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | let z:i32; //We initialize a variable; [INFO] [stderr] | ^ help: consider using `_z` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:66:27 [INFO] [stderr] | [INFO] [stderr] 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 { [INFO] [stderr] | ^ help: consider using `_y` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `z` [INFO] [stderr] --> src/main.rs:66:35 [INFO] [stderr] | [INFO] [stderr] 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 { [INFO] [stderr] | ^ help: consider using `_z` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:78:13 [INFO] [stderr] | [INFO] [stderr] 78 | fn diverges(x: i32) -> !{ [INFO] [stderr] | ^ help: consider using `_x` instead [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | let mut y: i32 = 12; // mutable, this value CAN be changed; [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: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | let mut x = 7; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `diverges` [INFO] [stderr] --> src/main.rs:78:1 [INFO] [stderr] | [INFO] [stderr] 78 | fn diverges(x: i32) -> !{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function `testBorrow` should have a snake case name such as `test_borrow` [INFO] [stderr] --> src/main.rs:229:1 [INFO] [stderr] | [INFO] [stderr] 229 | / fn testBorrow(v1: &mut Vec, v2: &mut Vec){ [INFO] [stderr] 230 | | v1[2] = 2; [INFO] [stderr] 231 | | v2[2] = 2; [INFO] [stderr] 232 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `"docker" "inspect" "cfae65115abd67d29a5dde8b53e84b93946e6298de0853042390f5227487f74c"` [INFO] running `"docker" "rm" "-f" "cfae65115abd67d29a5dde8b53e84b93946e6298de0853042390f5227487f74c"` [INFO] [stdout] cfae65115abd67d29a5dde8b53e84b93946e6298de0853042390f5227487f74c