[INFO] updating cached repository k0pernicus/Ei_TD1 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/k0pernicus/Ei_TD1 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/k0pernicus/Ei_TD1" "work/ex/clippy-test-run/sources/stable/gh/k0pernicus/Ei_TD1"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/k0pernicus/Ei_TD1'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/k0pernicus/Ei_TD1" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/k0pernicus/Ei_TD1"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/k0pernicus/Ei_TD1'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 26460e64c020e74ed1fef11ce3d9774a2d70c9f4 [INFO] sha for GitHub repo k0pernicus/Ei_TD1: 26460e64c020e74ed1fef11ce3d9774a2d70c9f4 [INFO] validating manifest of k0pernicus/Ei_TD1 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 k0pernicus/Ei_TD1 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 k0pernicus/Ei_TD1 [INFO] finished frobbing k0pernicus/Ei_TD1 [INFO] frobbed toml for k0pernicus/Ei_TD1 written to work/ex/clippy-test-run/sources/stable/gh/k0pernicus/Ei_TD1/Cargo.toml [INFO] started frobbing k0pernicus/Ei_TD1 [INFO] finished frobbing k0pernicus/Ei_TD1 [INFO] frobbed toml for k0pernicus/Ei_TD1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/k0pernicus/Ei_TD1/Cargo.toml [INFO] crate k0pernicus/Ei_TD1 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 k0pernicus/Ei_TD1 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-5/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/k0pernicus/Ei_TD1:/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] d9d6b4bee8a9e3309ce1c22529e60133268f2687a428e2a571493ce78051e3e3 [INFO] running `"docker" "start" "-a" "d9d6b4bee8a9e3309ce1c22529e60133268f2687a428e2a571493ce78051e3e3"` [INFO] [stderr] Checking ei_td1 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/main.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | return stack_int.pop().unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `stack_int.pop().unwrap()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::needless_return)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/main.rs:50:5 [INFO] [stderr] | [INFO] [stderr] 50 | return left_exp + right_exp; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `left_exp + right_exp` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/main.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | return left_exp - right_exp; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `left_exp - right_exp` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/main.rs:60:5 [INFO] [stderr] | [INFO] [stderr] 60 | return left_exp * right_exp; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `left_exp * right_exp` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/main.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | return left_exp / right_exp; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `left_exp / right_exp` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/main.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | return stack_int.pop().unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `stack_int.pop().unwrap()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::needless_return)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/main.rs:50:5 [INFO] [stderr] | [INFO] [stderr] 50 | return left_exp + right_exp; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `left_exp + right_exp` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/main.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | return left_exp - right_exp; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `left_exp - right_exp` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/main.rs:60:5 [INFO] [stderr] | [INFO] [stderr] 60 | return left_exp * right_exp; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `left_exp * right_exp` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/main.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | return left_exp / right_exp; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `left_exp / right_exp` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.84s [INFO] running `"docker" "inspect" "d9d6b4bee8a9e3309ce1c22529e60133268f2687a428e2a571493ce78051e3e3"` [INFO] running `"docker" "rm" "-f" "d9d6b4bee8a9e3309ce1c22529e60133268f2687a428e2a571493ce78051e3e3"` [INFO] [stdout] d9d6b4bee8a9e3309ce1c22529e60133268f2687a428e2a571493ce78051e3e3