[INFO] updating cached repository sts10/prefix-safety-checker [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/sts10/prefix-safety-checker [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/sts10/prefix-safety-checker" "work/ex/clippy-test-run/sources/stable/gh/sts10/prefix-safety-checker"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/sts10/prefix-safety-checker'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/sts10/prefix-safety-checker" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sts10/prefix-safety-checker"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sts10/prefix-safety-checker'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6fe9c20f866fb6f0cb25298e823e4eb2f4a99c1a [INFO] sha for GitHub repo sts10/prefix-safety-checker: 6fe9c20f866fb6f0cb25298e823e4eb2f4a99c1a [INFO] validating manifest of sts10/prefix-safety-checker 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 sts10/prefix-safety-checker 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 sts10/prefix-safety-checker [INFO] finished frobbing sts10/prefix-safety-checker [INFO] frobbed toml for sts10/prefix-safety-checker written to work/ex/clippy-test-run/sources/stable/gh/sts10/prefix-safety-checker/Cargo.toml [INFO] started frobbing sts10/prefix-safety-checker [INFO] finished frobbing sts10/prefix-safety-checker [INFO] frobbed toml for sts10/prefix-safety-checker written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sts10/prefix-safety-checker/Cargo.toml [INFO] crate sts10/prefix-safety-checker 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 sts10/prefix-safety-checker 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-0/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/sts10/prefix-safety-checker:/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] a184391ddc9496c1e3bd4eb9abdfc9f8d70301018af43dcd24b735e5c99acb58 [INFO] running `"docker" "start" "-a" "a184391ddc9496c1e3bd4eb9abdfc9f8d70301018af43dcd24b735e5c99acb58"` [INFO] [stderr] Checking sum-word-checker v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: using `println!("")` [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | println!(""); [INFO] [stderr] | ^^^^^^^^^^^^ help: replace it with: `println!()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::println_empty_string)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string [INFO] [stderr] [INFO] [stderr] warning: using `println!("")` [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | println!(""); [INFO] [stderr] | ^^^^^^^^^^^^ help: replace it with: `println!()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string [INFO] [stderr] [INFO] [stderr] warning: using `println!("")` [INFO] [stderr] --> src/main.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | println!(""); [INFO] [stderr] | ^^^^^^^^^^^^ help: replace it with: `println!()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string [INFO] [stderr] [INFO] [stderr] warning: using `println!("")` [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | println!(""); [INFO] [stderr] | ^^^^^^^^^^^^ help: replace it with: `println!()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::println_empty_string)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string [INFO] [stderr] [INFO] [stderr] warning: using `println!("")` [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | println!(""); [INFO] [stderr] | ^^^^^^^^^^^^ help: replace it with: `println!()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string [INFO] [stderr] [INFO] [stderr] warning: using `println!("")` [INFO] [stderr] --> src/main.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | println!(""); [INFO] [stderr] | ^^^^^^^^^^^^ help: replace it with: `println!()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/main.rs:59:5 [INFO] [stderr] | [INFO] [stderr] 59 | return word_list; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `word_list` [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:89:5 [INFO] [stderr] | [INFO] [stderr] 89 | return false; [INFO] [stderr] | ^^^^^^^^^^^^^ help: remove `return` as shown: `false` [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:111:5 [INFO] [stderr] | [INFO] [stderr] 111 | return (n.ln() / base_as_float.ln()) as f64; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(n.ln() / base_as_float.ln()) as f64` [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:59:5 [INFO] [stderr] | [INFO] [stderr] 59 | return word_list; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `word_list` [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:89:5 [INFO] [stderr] | [INFO] [stderr] 89 | return false; [INFO] [stderr] | ^^^^^^^^^^^^^ help: remove `return` as shown: `false` [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:111:5 [INFO] [stderr] | [INFO] [stderr] 111 | return (n.ln() / base_as_float.ln()) as f64; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(n.ln() / base_as_float.ln()) as f64` [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: `if _ { .. } else { .. }` is an expression [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | / let mut no_prefix_list_output = format!("{}.no-prefix", &word_list_to_check_filename); [INFO] [stderr] 11 | | if args.len() == 3 { [INFO] [stderr] 12 | | no_prefix_list_output = args[2].to_string(); [INFO] [stderr] 13 | | } [INFO] [stderr] | |_____^ help: it is more idiomatic to write: `let no_prefix_list_output = if args.len() == 3 { args[2].to_string() } else { $ crate :: fmt :: format ( format_args ! ( $ ( $ arg ) * ) ) };` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::useless_let_if_seq)] on by default [INFO] [stderr] = note: you might not need `mut` at all [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq [INFO] [stderr] [INFO] [stderr] error: strict comparison of f32 or f64 [INFO] [stderr] --> src/main.rs:39:8 [INFO] [stderr] | [INFO] [stderr] 39 | if clean_list_length == original_list_length { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider comparing them within some error: `(clean_list_length - original_list_length).abs() < error` [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::float_cmp)] on by default [INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available. [INFO] [stderr] --> src/main.rs:39:8 [INFO] [stderr] | [INFO] [stderr] 39 | if clean_list_length == original_list_length { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp [INFO] [stderr] [INFO] [stderr] warning: equality checks against false can be replaced by a negation [INFO] [stderr] --> src/main.rs:101:12 [INFO] [stderr] | [INFO] [stderr] 101 | if bad_word == false { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!bad_word` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::bool_comparison)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `sum-word-checker`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | / let mut no_prefix_list_output = format!("{}.no-prefix", &word_list_to_check_filename); [INFO] [stderr] 11 | | if args.len() == 3 { [INFO] [stderr] 12 | | no_prefix_list_output = args[2].to_string(); [INFO] [stderr] 13 | | } [INFO] [stderr] | |_____^ help: it is more idiomatic to write: `let no_prefix_list_output = if args.len() == 3 { args[2].to_string() } else { $ crate :: fmt :: format ( format_args ! ( $ ( $ arg ) * ) ) };` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::useless_let_if_seq)] on by default [INFO] [stderr] = note: you might not need `mut` at all [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq [INFO] [stderr] [INFO] [stderr] error: strict comparison of f32 or f64 [INFO] [stderr] --> src/main.rs:39:8 [INFO] [stderr] | [INFO] [stderr] 39 | if clean_list_length == original_list_length { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider comparing them within some error: `(clean_list_length - original_list_length).abs() < error` [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::float_cmp)] on by default [INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available. [INFO] [stderr] --> src/main.rs:39:8 [INFO] [stderr] | [INFO] [stderr] 39 | if clean_list_length == original_list_length { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp [INFO] [stderr] [INFO] [stderr] warning: equality checks against false can be replaced by a negation [INFO] [stderr] --> src/main.rs:101:12 [INFO] [stderr] | [INFO] [stderr] 101 | if bad_word == false { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!bad_word` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::bool_comparison)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `sum-word-checker`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "a184391ddc9496c1e3bd4eb9abdfc9f8d70301018af43dcd24b735e5c99acb58"` [INFO] running `"docker" "rm" "-f" "a184391ddc9496c1e3bd4eb9abdfc9f8d70301018af43dcd24b735e5c99acb58"` [INFO] [stdout] a184391ddc9496c1e3bd4eb9abdfc9f8d70301018af43dcd24b735e5c99acb58