[INFO] updating cached repository Ragnyll/rust_variables [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Ragnyll/rust_variables [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Ragnyll/rust_variables" "work/ex/clippy-test-run/sources/stable/gh/Ragnyll/rust_variables"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Ragnyll/rust_variables'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Ragnyll/rust_variables" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Ragnyll/rust_variables"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Ragnyll/rust_variables'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b02e8595809a2dca3ba21af362c3cbb664c264de [INFO] sha for GitHub repo Ragnyll/rust_variables: b02e8595809a2dca3ba21af362c3cbb664c264de [INFO] validating manifest of Ragnyll/rust_variables 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 Ragnyll/rust_variables 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 Ragnyll/rust_variables [INFO] finished frobbing Ragnyll/rust_variables [INFO] frobbed toml for Ragnyll/rust_variables written to work/ex/clippy-test-run/sources/stable/gh/Ragnyll/rust_variables/Cargo.toml [INFO] started frobbing Ragnyll/rust_variables [INFO] finished frobbing Ragnyll/rust_variables [INFO] frobbed toml for Ragnyll/rust_variables written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Ragnyll/rust_variables/Cargo.toml [INFO] crate Ragnyll/rust_variables 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 Ragnyll/rust_variables 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-3/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/Ragnyll/rust_variables:/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] f74031393fd22df8de796de854b16663c2ac8b74ee2b76ce35b4b734d13a9aeb [INFO] running `"docker" "start" "-a" "f74031393fd22df8de796de854b16663c2ac8b74ee2b76ce35b4b734d13a9aeb"` [INFO] [stderr] Checking variables v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: 5th binding whose name is just one char [INFO] [stderr] --> src/main.rs:59:16 [INFO] [stderr] | [INFO] [stderr] 59 | let (x, y, z) = tup; [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:59:16 [INFO] [stderr] | [INFO] [stderr] 59 | let (x, y, z) = tup; [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: `difference` [INFO] [stderr] --> src/main.rs:41:9 [INFO] [stderr] | [INFO] [stderr] 41 | let difference = 95.5 - 4.3; [INFO] [stderr] | ^^^^^^^^^^ help: consider using `_difference` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `product` [INFO] [stderr] --> src/main.rs:44:9 [INFO] [stderr] | [INFO] [stderr] 44 | let product = 4 * 30; [INFO] [stderr] | ^^^^^^^ help: consider using `_product` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `quotient` [INFO] [stderr] --> src/main.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | let quotient = 56.7 / 32.2; [INFO] [stderr] | ^^^^^^^^ help: consider using `_quotient` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `remainder` [INFO] [stderr] --> src/main.rs:50:9 [INFO] [stderr] | [INFO] [stderr] 50 | let remainder = 43 % 5; [INFO] [stderr] | ^^^^^^^^^ help: consider using `_remainder` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | let t = true; // without explicit type annotation [INFO] [stderr] | ^ help: consider using `_t` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `f` [INFO] [stderr] --> src/main.rs:55:9 [INFO] [stderr] | [INFO] [stderr] 55 | let f: bool = false; // with explicit type annotation [INFO] [stderr] | ^ help: consider using `_f` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:59:10 [INFO] [stderr] | [INFO] [stderr] 59 | let (x, y, z) = tup; [INFO] [stderr] | ^ help: consider using `_x` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `z` [INFO] [stderr] --> src/main.rs:59:16 [INFO] [stderr] | [INFO] [stderr] 59 | let (x, y, z) = tup; [INFO] [stderr] | ^ help: consider using `_z` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `first` [INFO] [stderr] --> src/main.rs:67:9 [INFO] [stderr] | [INFO] [stderr] 67 | let first = months[0]; [INFO] [stderr] | ^^^^^ help: consider using `_first` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `difference` [INFO] [stderr] --> src/main.rs:41:9 [INFO] [stderr] | [INFO] [stderr] 41 | let difference = 95.5 - 4.3; [INFO] [stderr] | ^^^^^^^^^^ help: consider using `_difference` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `product` [INFO] [stderr] --> src/main.rs:44:9 [INFO] [stderr] | [INFO] [stderr] 44 | let product = 4 * 30; [INFO] [stderr] | ^^^^^^^ help: consider using `_product` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `quotient` [INFO] [stderr] --> src/main.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | let quotient = 56.7 / 32.2; [INFO] [stderr] | ^^^^^^^^ help: consider using `_quotient` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `remainder` [INFO] [stderr] --> src/main.rs:50:9 [INFO] [stderr] | [INFO] [stderr] 50 | let remainder = 43 % 5; [INFO] [stderr] | ^^^^^^^^^ help: consider using `_remainder` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | let t = true; // without explicit type annotation [INFO] [stderr] | ^ help: consider using `_t` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `f` [INFO] [stderr] --> src/main.rs:55:9 [INFO] [stderr] | [INFO] [stderr] 55 | let f: bool = false; // with explicit type annotation [INFO] [stderr] | ^ help: consider using `_f` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:59:10 [INFO] [stderr] | [INFO] [stderr] 59 | let (x, y, z) = tup; [INFO] [stderr] | ^ help: consider using `_x` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `z` [INFO] [stderr] --> src/main.rs:59:16 [INFO] [stderr] | [INFO] [stderr] 59 | let (x, y, z) = tup; [INFO] [stderr] | ^ help: consider using `_z` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `first` [INFO] [stderr] --> src/main.rs:67:9 [INFO] [stderr] | [INFO] [stderr] 67 | let first = months[0]; [INFO] [stderr] | ^^^^^ help: consider using `_first` instead [INFO] [stderr] [INFO] [stderr] error: this loop never actually loops [INFO] [stderr] --> src/main.rs:97:5 [INFO] [stderr] | [INFO] [stderr] 97 | / loop { // loop loops forever until an explicit break statment [INFO] [stderr] 98 | | break; [INFO] [stderr] 99 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::never_loop)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#never_loop [INFO] [stderr] [INFO] [stderr] warning: manual implementation of an assign operation [INFO] [stderr] --> src/main.rs:103:9 [INFO] [stderr] | [INFO] [stderr] 103 | counter = counter -1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `counter -= 1` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::assign_op_pattern)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `variables`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: this loop never actually loops [INFO] [stderr] --> src/main.rs:97:5 [INFO] [stderr] | [INFO] [stderr] 97 | / loop { // loop loops forever until an explicit break statment [INFO] [stderr] 98 | | break; [INFO] [stderr] 99 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::never_loop)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#never_loop [INFO] [stderr] [INFO] [stderr] warning: manual implementation of an assign operation [INFO] [stderr] --> src/main.rs:103:9 [INFO] [stderr] | [INFO] [stderr] 103 | counter = counter -1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `counter -= 1` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::assign_op_pattern)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `variables`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "f74031393fd22df8de796de854b16663c2ac8b74ee2b76ce35b4b734d13a9aeb"` [INFO] running `"docker" "rm" "-f" "f74031393fd22df8de796de854b16663c2ac8b74ee2b76ce35b4b734d13a9aeb"` [INFO] [stdout] f74031393fd22df8de796de854b16663c2ac8b74ee2b76ce35b4b734d13a9aeb