[INFO] updating cached repository DaMrNelson/N8S [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/DaMrNelson/N8S [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/DaMrNelson/N8S" "work/ex/clippy-test-run/sources/stable/gh/DaMrNelson/N8S"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/DaMrNelson/N8S'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/DaMrNelson/N8S" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/DaMrNelson/N8S"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/DaMrNelson/N8S'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d683da227858572ed185f85c216650d24ab9ce41 [INFO] sha for GitHub repo DaMrNelson/N8S: d683da227858572ed185f85c216650d24ab9ce41 [INFO] validating manifest of DaMrNelson/N8S 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 DaMrNelson/N8S 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 DaMrNelson/N8S [INFO] finished frobbing DaMrNelson/N8S [INFO] frobbed toml for DaMrNelson/N8S written to work/ex/clippy-test-run/sources/stable/gh/DaMrNelson/N8S/Cargo.toml [INFO] started frobbing DaMrNelson/N8S [INFO] finished frobbing DaMrNelson/N8S [INFO] frobbed toml for DaMrNelson/N8S written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/DaMrNelson/N8S/Cargo.toml [INFO] crate DaMrNelson/N8S has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on the registry index [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] linting DaMrNelson/N8S 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-4/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/DaMrNelson/N8S:/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] 19c087818b426541a290f4c6ef3c9870e83561401812b3c250b5f8b8eaabca0c [INFO] running `"docker" "start" "-a" "19c087818b426541a290f4c6ef3c9870e83561401812b3c250b5f8b8eaabca0c"` [INFO] [stderr] Checking termion v1.3.0 [INFO] [stderr] Checking n8s v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `RawTerminal` [INFO] [stderr] --> src/main.rs:6:33 [INFO] [stderr] | [INFO] [stderr] 6 | use termion::raw::{IntoRawMode, RawTerminal}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/main.rs:94:2 [INFO] [stderr] | [INFO] [stderr] 94 | return String::from(" > "); // TODO: This [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `String::from(" > ")` [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:141:2 [INFO] [stderr] | [INFO] [stderr] 141 | return (specialInstruction, changed); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(specialInstruction, changed)` [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: constant item is never used: `KEY_INSTRUCTION_NOTHING` [INFO] [stderr] --> src/main.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | const KEY_INSTRUCTION_NOTHING: u16 = 0; // Nothing [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused label `'inputloop` [INFO] [stderr] --> src/main.rs:38:3 [INFO] [stderr] | [INFO] [stderr] 38 | 'inputloop: loop { [INFO] [stderr] | _________^ [INFO] [stderr] 39 | | // Get terminal size [INFO] [stderr] 40 | | let (sizeX, sizeY) = termion::terminal_size().unwrap(); [INFO] [stderr] 41 | | [INFO] [stderr] ... | [INFO] [stderr] 88 | | oldSizeY = sizeY; [INFO] [stderr] 89 | | } [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::unused_label)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_label [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:56:7 [INFO] [stderr] | [INFO] [stderr] 56 | write!(stdout, "{}{}{}", cursor::Up(lastWrote / sizeX), cursor::Left(sizeX), clear::AfterCursor); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:58:7 [INFO] [stderr] | [INFO] [stderr] 58 | write!(stdout, "{}{}", cursor::Left(lastWrote % sizeX), clear::AfterCursor); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 64 | write!(stdout, "{}", prompt); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: you don't need to add `&` to all patterns [INFO] [stderr] --> src/main.rs:68:6 [INFO] [stderr] | [INFO] [stderr] 68 | match key { [INFO] [stderr] | _____________________^ [INFO] [stderr] 69 | | &Key::Char(x) => { write!(stdout, "{}", x); lastWrote += 1; }, // TODO: Something to make non-displayable characters visible? [INFO] [stderr] 70 | | &Key::Ctrl(x) => { write!(stdout, "C^{}", x); lastWrote += 3; }, [INFO] [stderr] 71 | | &Key::Alt(x) => { write!(stdout, "A^{}", x); lastWrote += 3; }, [INFO] [stderr] 72 | | _ => write!(stdout, "?").unwrap(), // TODO: Something else? [INFO] [stderr] 73 | | } [INFO] [stderr] | |_____________________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::match_ref_pats)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats [INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression [INFO] [stderr] | [INFO] [stderr] 68 | match *key { [INFO] [stderr] 69 | Key::Char(x) => { write!(stdout, "{}", x); lastWrote += 1; }, // TODO: Something to make non-displayable characters visible? [INFO] [stderr] 70 | Key::Ctrl(x) => { write!(stdout, "C^{}", x); lastWrote += 3; }, [INFO] [stderr] 71 | Key::Alt(x) => { write!(stdout, "A^{}", x); lastWrote += 3; }, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:69:26 [INFO] [stderr] | [INFO] [stderr] 69 | &Key::Char(x) => { write!(stdout, "{}", x); lastWrote += 1; }, // TODO: Something to make non-displayable characters visible? [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:70:26 [INFO] [stderr] | [INFO] [stderr] 70 | &Key::Ctrl(x) => { write!(stdout, "C^{}", x); lastWrote += 3; }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:71:25 [INFO] [stderr] | [INFO] [stderr] 71 | &Key::Alt(x) => { write!(stdout, "A^{}", x); lastWrote += 3; }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:78:6 [INFO] [stderr] | [INFO] [stderr] 78 | write!(stdout, "\n\r"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:83:5 [INFO] [stderr] | [INFO] [stderr] 83 | stdout.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: length comparison to zero [INFO] [stderr] --> src/main.rs:113:8 [INFO] [stderr] | [INFO] [stderr] 113 | while keyOverflow.len() > 0 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!keyOverflow.is_empty()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::len_zero)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero [INFO] [stderr] [INFO] [stderr] warning: unused import: `RawTerminal` [INFO] [stderr] --> src/main.rs:6:33 [INFO] [stderr] | [INFO] [stderr] 6 | use termion::raw::{IntoRawMode, RawTerminal}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/main.rs:94:2 [INFO] [stderr] | [INFO] [stderr] 94 | return String::from(" > "); // TODO: This [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `String::from(" > ")` [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:141:2 [INFO] [stderr] | [INFO] [stderr] 141 | return (specialInstruction, changed); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(specialInstruction, changed)` [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: constant item is never used: `KEY_INSTRUCTION_NOTHING` [INFO] [stderr] --> src/main.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | const KEY_INSTRUCTION_NOTHING: u16 = 0; // Nothing [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused label `'inputloop` [INFO] [stderr] --> src/main.rs:38:3 [INFO] [stderr] | [INFO] [stderr] 38 | 'inputloop: loop { [INFO] [stderr] | _________^ [INFO] [stderr] 39 | | // Get terminal size [INFO] [stderr] 40 | | let (sizeX, sizeY) = termion::terminal_size().unwrap(); [INFO] [stderr] 41 | | [INFO] [stderr] ... | [INFO] [stderr] 88 | | oldSizeY = sizeY; [INFO] [stderr] 89 | | } [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::unused_label)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_label [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:56:7 [INFO] [stderr] | [INFO] [stderr] 56 | write!(stdout, "{}{}{}", cursor::Up(lastWrote / sizeX), cursor::Left(sizeX), clear::AfterCursor); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:58:7 [INFO] [stderr] | [INFO] [stderr] 58 | write!(stdout, "{}{}", cursor::Left(lastWrote % sizeX), clear::AfterCursor); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 64 | write!(stdout, "{}", prompt); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: you don't need to add `&` to all patterns [INFO] [stderr] --> src/main.rs:68:6 [INFO] [stderr] | [INFO] [stderr] 68 | match key { [INFO] [stderr] | _____________________^ [INFO] [stderr] 69 | | &Key::Char(x) => { write!(stdout, "{}", x); lastWrote += 1; }, // TODO: Something to make non-displayable characters visible? [INFO] [stderr] 70 | | &Key::Ctrl(x) => { write!(stdout, "C^{}", x); lastWrote += 3; }, [INFO] [stderr] 71 | | &Key::Alt(x) => { write!(stdout, "A^{}", x); lastWrote += 3; }, [INFO] [stderr] 72 | | _ => write!(stdout, "?").unwrap(), // TODO: Something else? [INFO] [stderr] 73 | | } [INFO] [stderr] | |_____________________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::match_ref_pats)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats [INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression [INFO] [stderr] | [INFO] [stderr] 68 | match *key { [INFO] [stderr] 69 | Key::Char(x) => { write!(stdout, "{}", x); lastWrote += 1; }, // TODO: Something to make non-displayable characters visible? [INFO] [stderr] 70 | Key::Ctrl(x) => { write!(stdout, "C^{}", x); lastWrote += 3; }, [INFO] [stderr] 71 | Key::Alt(x) => { write!(stdout, "A^{}", x); lastWrote += 3; }, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:69:26 [INFO] [stderr] | [INFO] [stderr] 69 | &Key::Char(x) => { write!(stdout, "{}", x); lastWrote += 1; }, // TODO: Something to make non-displayable characters visible? [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:70:26 [INFO] [stderr] | [INFO] [stderr] 70 | &Key::Ctrl(x) => { write!(stdout, "C^{}", x); lastWrote += 3; }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:71:25 [INFO] [stderr] | [INFO] [stderr] 71 | &Key::Alt(x) => { write!(stdout, "A^{}", x); lastWrote += 3; }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:78:6 [INFO] [stderr] | [INFO] [stderr] 78 | write!(stdout, "\n\r"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:83:5 [INFO] [stderr] | [INFO] [stderr] 83 | stdout.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: length comparison to zero [INFO] [stderr] --> src/main.rs:113:8 [INFO] [stderr] | [INFO] [stderr] 113 | while keyOverflow.len() > 0 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!keyOverflow.is_empty()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::len_zero)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.98s [INFO] running `"docker" "inspect" "19c087818b426541a290f4c6ef3c9870e83561401812b3c250b5f8b8eaabca0c"` [INFO] running `"docker" "rm" "-f" "19c087818b426541a290f4c6ef3c9870e83561401812b3c250b5f8b8eaabca0c"` [INFO] [stdout] 19c087818b426541a290f4c6ef3c9870e83561401812b3c250b5f8b8eaabca0c