[INFO] updating cached repository KellanMebane/morse_code [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/KellanMebane/morse_code [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/KellanMebane/morse_code" "work/ex/clippy-test-run/sources/stable/gh/KellanMebane/morse_code"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/KellanMebane/morse_code'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/KellanMebane/morse_code" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/KellanMebane/morse_code"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/KellanMebane/morse_code'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5137c2506bd44df3ac6f4e689aeaebcbb46602fa [INFO] sha for GitHub repo KellanMebane/morse_code: 5137c2506bd44df3ac6f4e689aeaebcbb46602fa [INFO] validating manifest of KellanMebane/morse_code 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 KellanMebane/morse_code 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 KellanMebane/morse_code [INFO] finished frobbing KellanMebane/morse_code [INFO] frobbed toml for KellanMebane/morse_code written to work/ex/clippy-test-run/sources/stable/gh/KellanMebane/morse_code/Cargo.toml [INFO] started frobbing KellanMebane/morse_code [INFO] finished frobbing KellanMebane/morse_code [INFO] frobbed toml for KellanMebane/morse_code written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/KellanMebane/morse_code/Cargo.toml [INFO] crate KellanMebane/morse_code 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 KellanMebane/morse_code 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/KellanMebane/morse_code:/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] b565d8daaf6f4bb7b7ca7064eca0a9d13ba95f4053aa69d38c52e13bfdb9abb2 [INFO] running `"docker" "start" "-a" "b565d8daaf6f4bb7b7ca7064eca0a9d13ba95f4053aa69d38c52e13bfdb9abb2"` [INFO] [stderr] Checking morse_code v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: using `println!("")` [INFO] [stderr] --> src/main.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | 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:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | 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: returning the result of a let binding from a block. Consider returning the expression directly. [INFO] [stderr] --> src/bst.rs:58:17 [INFO] [stderr] | [INFO] [stderr] 58 | x [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::let_and_return)] on by default [INFO] [stderr] note: this expression can be directly returned [INFO] [stderr] --> src/bst.rs:55:25 [INFO] [stderr] | [INFO] [stderr] 55 | let x = (&value.1).to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/bst.rs:75:13 [INFO] [stderr] | [INFO] [stderr] 75 | return false; [INFO] [stderr] | ^^^^^^^^^^^^^ help: remove `return` as shown: `false` [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/bst.rs:81:13 [INFO] [stderr] | [INFO] [stderr] 81 | return self.internal_insert(new_index, item); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.internal_insert(new_index, item)` [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/bst.rs:87:13 [INFO] [stderr] | [INFO] [stderr] 87 | return self.internal_insert(new_index, item); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.internal_insert(new_index, item)` [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: Unnecessary `>= y + 1` or `x - 1 >=` [INFO] [stderr] --> src/bst.rs:84:16 [INFO] [stderr] | [INFO] [stderr] 84 | if (2 * index) + 1 <= self.size { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::int_plus_one)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#int_plus_one [INFO] [stderr] help: change `>= y + 1` to `> y` as shown [INFO] [stderr] | [INFO] [stderr] 84 | if (2 * index) < self.size { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/bst.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | return x; [INFO] [stderr] | ^^^^^^^^^ help: remove `return` as shown: `x` [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/bst.rs:129:13 [INFO] [stderr] | [INFO] [stderr] 129 | return self.internal_search(new_index, letter); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.internal_search(new_index, letter)` [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/bst.rs:135:13 [INFO] [stderr] | [INFO] [stderr] 135 | return self.internal_search(new_index, letter); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.internal_search(new_index, letter)` [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: Unnecessary `>= y + 1` or `x - 1 >=` [INFO] [stderr] --> src/bst.rs:132:16 [INFO] [stderr] | [INFO] [stderr] 132 | if (2 * index) + 1 <= self.size { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#int_plus_one [INFO] [stderr] help: change `>= y + 1` to `> y` as shown [INFO] [stderr] | [INFO] [stderr] 132 | if (2 * index) < self.size { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly. [INFO] [stderr] --> src/bst.rs:58:17 [INFO] [stderr] | [INFO] [stderr] 58 | x [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::let_and_return)] on by default [INFO] [stderr] note: this expression can be directly returned [INFO] [stderr] --> src/bst.rs:55:25 [INFO] [stderr] | [INFO] [stderr] 55 | let x = (&value.1).to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/bst.rs:75:13 [INFO] [stderr] | [INFO] [stderr] 75 | return false; [INFO] [stderr] | ^^^^^^^^^^^^^ help: remove `return` as shown: `false` [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/bst.rs:81:13 [INFO] [stderr] | [INFO] [stderr] 81 | return self.internal_insert(new_index, item); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.internal_insert(new_index, item)` [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/bst.rs:87:13 [INFO] [stderr] | [INFO] [stderr] 87 | return self.internal_insert(new_index, item); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.internal_insert(new_index, item)` [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: Unnecessary `>= y + 1` or `x - 1 >=` [INFO] [stderr] --> src/bst.rs:84:16 [INFO] [stderr] | [INFO] [stderr] 84 | if (2 * index) + 1 <= self.size { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::int_plus_one)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#int_plus_one [INFO] [stderr] help: change `>= y + 1` to `> y` as shown [INFO] [stderr] | [INFO] [stderr] 84 | if (2 * index) < self.size { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/bst.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | return x; [INFO] [stderr] | ^^^^^^^^^ help: remove `return` as shown: `x` [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/bst.rs:129:13 [INFO] [stderr] | [INFO] [stderr] 129 | return self.internal_search(new_index, letter); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.internal_search(new_index, letter)` [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/bst.rs:135:13 [INFO] [stderr] | [INFO] [stderr] 135 | return self.internal_search(new_index, letter); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.internal_search(new_index, letter)` [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: Unnecessary `>= y + 1` or `x - 1 >=` [INFO] [stderr] --> src/bst.rs:132:16 [INFO] [stderr] | [INFO] [stderr] 132 | if (2 * index) + 1 <= self.size { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#int_plus_one [INFO] [stderr] help: change `>= y + 1` to `> y` as shown [INFO] [stderr] | [INFO] [stderr] 132 | if (2 * index) < self.size { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression [INFO] [stderr] --> src/bst.rs:77:13 [INFO] [stderr] | [INFO] [stderr] 77 | / let mut new_index = 0; [INFO] [stderr] 78 | | if (2 * index) + 2 <= self.size { [INFO] [stderr] 79 | | new_index = (2 * index) + 2; [INFO] [stderr] 80 | | } [INFO] [stderr] | |_____________^ help: it is more idiomatic to write: `let new_index = if (2 * index) + 2 <= self.size { (2 * index) + 2 } else { 0 };` [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] warning: `if _ { .. } else { .. }` is an expression [INFO] [stderr] --> src/bst.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | / let mut new_index = 0; [INFO] [stderr] 84 | | if (2 * index) + 1 <= self.size { [INFO] [stderr] 85 | | new_index = (2 * index) + 1; [INFO] [stderr] 86 | | } [INFO] [stderr] | |_____________^ help: it is more idiomatic to write: `let new_index = if (2 * index) + 1 <= self.size { (2 * index) + 1 } else { 0 };` [INFO] [stderr] | [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] warning: `if _ { .. } else { .. }` is an expression [INFO] [stderr] --> src/bst.rs:125:13 [INFO] [stderr] | [INFO] [stderr] 125 | / let mut new_index = 0; [INFO] [stderr] 126 | | if (2 * index) + 2 <= self.size { [INFO] [stderr] 127 | | new_index = (2 * index) + 2; [INFO] [stderr] 128 | | } [INFO] [stderr] | |_____________^ help: it is more idiomatic to write: `let new_index = if (2 * index) + 2 <= self.size { (2 * index) + 2 } else { 0 };` [INFO] [stderr] | [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] warning: `if _ { .. } else { .. }` is an expression [INFO] [stderr] --> src/bst.rs:131:13 [INFO] [stderr] | [INFO] [stderr] 131 | / let mut new_index = 0; [INFO] [stderr] 132 | | if (2 * index) + 1 <= self.size { [INFO] [stderr] 133 | | new_index = (2 * index) + 1; [INFO] [stderr] 134 | | } [INFO] [stderr] | |_____________^ help: it is more idiomatic to write: `let new_index = if (2 * index) + 1 <= self.size { (2 * index) + 1 } else { 0 };` [INFO] [stderr] | [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] warning: single-character string constant used as pattern [INFO] [stderr] --> src/main.rs:17:46 [INFO] [stderr] | [INFO] [stderr] 17 | let data: Vec<&str> = line.split(" ").collect(); [INFO] [stderr] | ^^^ help: try using a char instead: `' '` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_char_pattern)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern [INFO] [stderr] [INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression [INFO] [stderr] --> src/bst.rs:77:13 [INFO] [stderr] | [INFO] [stderr] 77 | / let mut new_index = 0; [INFO] [stderr] 78 | | if (2 * index) + 2 <= self.size { [INFO] [stderr] 79 | | new_index = (2 * index) + 2; [INFO] [stderr] 80 | | } [INFO] [stderr] | |_____________^ help: it is more idiomatic to write: `let new_index = if (2 * index) + 2 <= self.size { (2 * index) + 2 } else { 0 };` [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] warning: `if _ { .. } else { .. }` is an expression [INFO] [stderr] --> src/bst.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | / let mut new_index = 0; [INFO] [stderr] 84 | | if (2 * index) + 1 <= self.size { [INFO] [stderr] 85 | | new_index = (2 * index) + 1; [INFO] [stderr] 86 | | } [INFO] [stderr] | |_____________^ help: it is more idiomatic to write: `let new_index = if (2 * index) + 1 <= self.size { (2 * index) + 1 } else { 0 };` [INFO] [stderr] | [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] warning: `if _ { .. } else { .. }` is an expression [INFO] [stderr] --> src/bst.rs:125:13 [INFO] [stderr] | [INFO] [stderr] 125 | / let mut new_index = 0; [INFO] [stderr] 126 | | if (2 * index) + 2 <= self.size { [INFO] [stderr] 127 | | new_index = (2 * index) + 2; [INFO] [stderr] 128 | | } [INFO] [stderr] | |_____________^ help: it is more idiomatic to write: `let new_index = if (2 * index) + 2 <= self.size { (2 * index) + 2 } else { 0 };` [INFO] [stderr] | [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] warning: `if _ { .. } else { .. }` is an expression [INFO] [stderr] --> src/bst.rs:131:13 [INFO] [stderr] | [INFO] [stderr] 131 | / let mut new_index = 0; [INFO] [stderr] 132 | | if (2 * index) + 1 <= self.size { [INFO] [stderr] 133 | | new_index = (2 * index) + 1; [INFO] [stderr] 134 | | } [INFO] [stderr] | |_____________^ help: it is more idiomatic to write: `let new_index = if (2 * index) + 1 <= self.size { (2 * index) + 1 } else { 0 };` [INFO] [stderr] | [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] warning: single-character string constant used as pattern [INFO] [stderr] --> src/main.rs:17:46 [INFO] [stderr] | [INFO] [stderr] 17 | let data: Vec<&str> = line.split(" ").collect(); [INFO] [stderr] | ^^^ help: try using a char instead: `' '` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_char_pattern)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `"docker" "inspect" "b565d8daaf6f4bb7b7ca7064eca0a9d13ba95f4053aa69d38c52e13bfdb9abb2"` [INFO] running `"docker" "rm" "-f" "b565d8daaf6f4bb7b7ca7064eca0a9d13ba95f4053aa69d38c52e13bfdb9abb2"` [INFO] [stdout] b565d8daaf6f4bb7b7ca7064eca0a9d13ba95f4053aa69d38c52e13bfdb9abb2