[INFO] cloning repository https://github.com/weiwei-cool/code-tester [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/weiwei-cool/code-tester" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweiwei-cool%2Fcode-tester", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweiwei-cool%2Fcode-tester'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] de754381456e66dcef91d27cbaebed1060727ab9 [INFO] linting weiwei-cool/code-tester against nightly for clippy-nonminimal_bool-denied [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweiwei-cool%2Fcode-tester" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/weiwei-cool/code-tester [INFO] finished tweaking git repo https://github.com/weiwei-cool/code-tester [INFO] tweaked toml for git repo https://github.com/weiwei-cool/code-tester written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/weiwei-cool/code-tester on toolchain nightly [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/weiwei-cool/code-tester already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... 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"-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 880f4966cfce3509b192bfd3b7ae3faca07130be27cd89d6d9a75d667f249af1 [INFO] running `Command { std: "docker" "start" "-a" "880f4966cfce3509b192bfd3b7ae3faca07130be27cd89d6d9a75d667f249af1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "880f4966cfce3509b192bfd3b7ae3faca07130be27cd89d6d9a75d667f249af1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "880f4966cfce3509b192bfd3b7ae3faca07130be27cd89d6d9a75d667f249af1", kill_on_drop: false }` [INFO] [stdout] 880f4966cfce3509b192bfd3b7ae3faca07130be27cd89d6d9a75d667f249af1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13ea3ae27c3813b2f225ff4a7d78b7044d2e344b77a1a57f80c566c687b74a1d [INFO] running `Command { std: "docker" "start" "-a" "13ea3ae27c3813b2f225ff4a7d78b7044d2e344b77a1a57f80c566c687b74a1d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling typenum v1.18.0 [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Checking utf8parse v0.2.2 [INFO] [stderr] Compiling zstd-safe v7.2.4 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Checking is_terminal_polyfill v1.70.1 [INFO] [stderr] Compiling thiserror v2.0.12 [INFO] [stderr] Checking colorchoice v1.0.4 [INFO] [stderr] Checking crc-catalog v2.4.0 [INFO] [stderr] Checking anstyle-query v1.1.3 [INFO] [stderr] Checking anstyle v1.0.11 [INFO] [stderr] Checking deranged v0.4.0 [INFO] [stderr] Checking miniz_oxide v0.8.9 [INFO] [stderr] Checking 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code-tester v0.1.0-base.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: returning the result of a `let` binding from a block [INFO] [stdout] --> src/test/runner.rs:44:17 [INFO] [stdout] | [INFO] [stdout] 40 | / let child = Command::new(self.file.get_file_path()) [INFO] [stdout] 41 | | .stdin(Stdio::piped()) [INFO] [stdout] 42 | | .stdout(Stdio::piped()) [INFO] [stdout] 43 | | .spawn().unwrap(); [INFO] [stdout] | |______________________________________- unnecessary `let` binding [INFO] [stdout] 44 | child [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return [INFO] [stdout] = note: `#[warn(clippy::let_and_return)]` on by default [INFO] [stdout] help: return the expression directly [INFO] [stdout] | [INFO] [stdout] 40 ~ [INFO] [stdout] 41 ~ Command::new(self.file.get_file_path()) [INFO] [stdout] 42 + .stdin(Stdio::piped()) [INFO] [stdout] 43 + .stdout(Stdio::piped()) [INFO] [stdout] 44 + .spawn().unwrap() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: returning the result of a `let` binding from a block [INFO] [stdout] --> src/test/runner.rs:44:17 [INFO] [stdout] | [INFO] [stdout] 40 | / let child = Command::new(self.file.get_file_path()) [INFO] [stdout] 41 | | .stdin(Stdio::piped()) [INFO] [stdout] 42 | | .stdout(Stdio::piped()) [INFO] [stdout] 43 | | .spawn().unwrap(); [INFO] [stdout] | |______________________________________- unnecessary `let` binding [INFO] [stdout] 44 | child [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return [INFO] [stdout] = note: `#[warn(clippy::let_and_return)]` on by default [INFO] [stdout] help: return the expression directly [INFO] [stdout] | [INFO] [stdout] 40 ~ [INFO] [stdout] 41 ~ Command::new(self.file.get_file_path()) [INFO] [stdout] 42 + .stdin(Stdio::piped()) [INFO] [stdout] 43 + .stdout(Stdio::piped()) [INFO] [stdout] 44 + .spawn().unwrap() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: returning the result of a `let` binding from a block [INFO] [stdout] --> src/test/runner.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 47 | / let child = Command::new(get_default_python()) [INFO] [stdout] 48 | | .arg(self.file.get_file_path()) [INFO] [stdout] 49 | | .stdin(Stdio::piped()) [INFO] [stdout] 50 | | .stdout(Stdio::piped()) [INFO] [stdout] 51 | | .spawn().unwrap(); [INFO] [stdout] | |______________________________________- unnecessary `let` binding [INFO] [stdout] 52 | child [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return [INFO] [stdout] help: return the expression directly [INFO] [stdout] | [INFO] [stdout] 47 ~ [INFO] [stdout] 48 ~ Command::new(get_default_python()) [INFO] [stdout] 49 + .arg(self.file.get_file_path()) [INFO] [stdout] 50 + .stdin(Stdio::piped()) [INFO] [stdout] 51 + .stdout(Stdio::piped()) [INFO] [stdout] 52 + .spawn().unwrap() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: returning the result of a `let` binding from a block [INFO] [stdout] --> src/test/runner.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 47 | / let child = Command::new(get_default_python()) [INFO] [stdout] 48 | | .arg(self.file.get_file_path()) [INFO] [stdout] 49 | | .stdin(Stdio::piped()) [INFO] [stdout] 50 | | .stdout(Stdio::piped()) [INFO] [stdout] 51 | | .spawn().unwrap(); [INFO] [stdout] | |______________________________________- unnecessary `let` binding [INFO] [stdout] 52 | child [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return [INFO] [stdout] help: return the expression directly [INFO] [stdout] | [INFO] [stdout] 47 ~ [INFO] [stdout] 48 ~ Command::new(get_default_python()) [INFO] [stdout] 49 + .arg(self.file.get_file_path()) [INFO] [stdout] 50 + .stdin(Stdio::piped()) [INFO] [stdout] 51 + .stdout(Stdio::piped()) [INFO] [stdout] 52 + .spawn().unwrap() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this can be `std::io::Error::other(_)` [INFO] [stdout] --> src/test/runner.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | std::io::Error::new(std::io::ErrorKind::Other, "Failed to open stdin") [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#io_other_error [INFO] [stdout] = note: `#[warn(clippy::io_other_error)]` on by default [INFO] [stdout] help: use `std::io::Error::other` [INFO] [stdout] | [INFO] [stdout] 60 - std::io::Error::new(std::io::ErrorKind::Other, "Failed to open stdin") [INFO] [stdout] 60 + std::io::Error::other("Failed to open stdin") [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this can be `std::io::Error::other(_)` [INFO] [stdout] --> src/test/runner.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | std::io::Error::new(std::io::ErrorKind::Other, "Failed to open stdin") [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#io_other_error [INFO] [stdout] = note: `#[warn(clippy::io_other_error)]` on by default [INFO] [stdout] help: use `std::io::Error::other` [INFO] [stdout] | [INFO] [stdout] 60 - std::io::Error::new(std::io::ErrorKind::Other, "Failed to open stdin") [INFO] [stdout] 60 + std::io::Error::other("Failed to open stdin") [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `clone` on type `Option` which implements the `Copy` trait [INFO] [stdout] --> src/test/runner.rs:96:37 [INFO] [stdout] | [INFO] [stdout] 96 | if let Some(running_time) = self.running_time.clone() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.running_time` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy [INFO] [stdout] = note: `#[warn(clippy::clone_on_copy)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `clone` on type `Option` which implements the `Copy` trait [INFO] [stdout] --> src/test/runner.rs:96:37 [INFO] [stdout] | [INFO] [stdout] 96 | if let Some(running_time) = self.running_time.clone() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.running_time` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy [INFO] [stdout] = note: `#[warn(clippy::clone_on_copy)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: all variants have the same postfix: `Io` [INFO] [stdout] --> src/test/mod.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | / enum IoMethod { [INFO] [stdout] 28 | | NormalIo, [INFO] [stdout] 29 | | FolderMultipleIo, [INFO] [stdout] 30 | | ZipMultipleIo, [INFO] [stdout] 31 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = help: remove the postfixes and use full paths to the variants instead of glob imports [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#enum_variant_names [INFO] [stdout] = note: `#[warn(clippy::enum_variant_names)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: writing `&String` instead of `&str` involves a new object where a slice will do [INFO] [stdout] --> src/test/mod.rs:34:22 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn new(file: &String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stdout] = note: `#[warn(clippy::ptr_arg)]` on by default [INFO] [stdout] help: change this to [INFO] [stdout] | [INFO] [stdout] 34 ~ pub fn new(file: &str, [INFO] [stdout] 35 | input_file: &Option, [INFO] [stdout] ... [INFO] [stdout] 40 | Self { [INFO] [stdout] 41 ~ file: file.to_owned(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `clone` on type `Option` which implements the `Copy` trait [INFO] [stdout] --> src/test/mod.rs:44:25 [INFO] [stdout] | [INFO] [stdout] 44 | time_limit: time_limit.clone(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*time_limit` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `clone` on type `bool` which implements the `Copy` trait [INFO] [stdout] --> src/test/mod.rs:46:23 [INFO] [stdout] | [INFO] [stdout] 46 | no_input: no_input.clone(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: try dereferencing it: `*no_input` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this boolean expression can be simplified [INFO] [stdout] --> src/test/mod.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | if !self.data.is_some() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: try: `self.data.is_none()` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool [INFO] [stdout] = note: `#[warn(clippy::nonminimal_bool)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: all variants have the same postfix: `Io` [INFO] [stdout] --> src/test/mod.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | / enum IoMethod { [INFO] [stdout] 28 | | NormalIo, [INFO] [stdout] 29 | | FolderMultipleIo, [INFO] [stdout] 30 | | ZipMultipleIo, [INFO] [stdout] 31 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = help: remove the postfixes and use full paths to the variants instead of glob imports [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#enum_variant_names [INFO] [stdout] = note: `#[warn(clippy::enum_variant_names)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: writing `&String` instead of `&str` involves a new object where a slice will do [INFO] [stdout] --> src/test/mod.rs:34:22 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn new(file: &String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stdout] = note: `#[warn(clippy::ptr_arg)]` on by default [INFO] [stdout] help: change this to [INFO] [stdout] | [INFO] [stdout] 34 ~ pub fn new(file: &str, [INFO] [stdout] 35 | input_file: &Option, [INFO] [stdout] ... [INFO] [stdout] 40 | Self { [INFO] [stdout] 41 ~ file: file.to_owned(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `clone` on type `Option` which implements the `Copy` trait [INFO] [stdout] --> src/test/mod.rs:44:25 [INFO] [stdout] | [INFO] [stdout] 44 | time_limit: time_limit.clone(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*time_limit` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `clone` on type `bool` which implements the `Copy` trait [INFO] [stdout] --> src/test/mod.rs:46:23 [INFO] [stdout] | [INFO] [stdout] 46 | no_input: no_input.clone(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: try dereferencing it: `*no_input` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this boolean expression can be simplified [INFO] [stdout] --> src/test/mod.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | if !self.data.is_some() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: try: `self.data.is_none()` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool [INFO] [stdout] = note: `#[warn(clippy::nonminimal_bool)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: useless use of `format!` [INFO] [stdout] --> src/test/mod.rs:73:43 [INFO] [stdout] | [INFO] [stdout] 73 | let file_path_o = format!("{}", path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `path.to_string()` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format [INFO] [stdout] = note: `#[warn(clippy::useless_format)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this creates an owned instance just for comparison [INFO] [stdout] --> src/test/mod.rs:76:89 [INFO] [stdout] | [INFO] [stdout] 76 | if file.exists() || (file_o.exists() && path[path.len()-4..] == ".zip".to_string()) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: try: `*".zip"` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned [INFO] [stdout] = note: `#[warn(clippy::cmp_owned)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: useless use of `format!` [INFO] [stdout] --> src/test/mod.rs:73:43 [INFO] [stdout] | [INFO] [stdout] 73 | let file_path_o = format!("{}", path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `path.to_string()` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format [INFO] [stdout] = note: `#[warn(clippy::useless_format)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this creates an owned instance just for comparison [INFO] [stdout] --> src/test/mod.rs:76:89 [INFO] [stdout] | [INFO] [stdout] 76 | if file.exists() || (file_o.exists() && path[path.len()-4..] == ".zip".to_string()) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: try: `*".zip"` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned [INFO] [stdout] = note: `#[warn(clippy::cmp_owned)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let` [INFO] [stdout] --> src/test/mod.rs:111:25 [INFO] [stdout] | [INFO] [stdout] 111 | / match &result.status { [INFO] [stdout] 112 | | CheckerStatus::True => { [INFO] [stdout] 113 | | score += 1 [INFO] [stdout] ... | [INFO] [stdout] 116 | | } [INFO] [stdout] | |_________________________^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match [INFO] [stdout] = note: `#[warn(clippy::single_match)]` on by default [INFO] [stdout] help: try [INFO] [stdout] | [INFO] [stdout] 111 ~ if let CheckerStatus::True = &result.status { [INFO] [stdout] 112 + score += 1 [INFO] [stdout] 113 + } [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let` [INFO] [stdout] --> src/test/mod.rs:111:25 [INFO] [stdout] | [INFO] [stdout] 111 | / match &result.status { [INFO] [stdout] 112 | | CheckerStatus::True => { [INFO] [stdout] 113 | | score += 1 [INFO] [stdout] ... | [INFO] [stdout] 116 | | } [INFO] [stdout] | |_________________________^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match [INFO] [stdout] = note: `#[warn(clippy::single_match)]` on by default [INFO] [stdout] help: try [INFO] [stdout] | [INFO] [stdout] 111 ~ if let CheckerStatus::True = &result.status { [INFO] [stdout] 112 + score += 1 [INFO] [stdout] 113 + } [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this creates an owned instance just for comparison [INFO] [stdout] --> src/test/mod.rs:130:55 [INFO] [stdout] | [INFO] [stdout] 130 | } else if path[path.len()-4..] == ".zip".to_string() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: try: `*".zip"` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this expression borrows a value the compiler would automatically borrow [INFO] [stdout] --> src/test/mod.rs:131:26 [INFO] [stdout] | [INFO] [stdout] 131 | ((&path).clone(), path[..path.len()-4].to_string()) [INFO] [stdout] | ^^^^^^^ help: change this to: `path` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow [INFO] [stdout] = note: `#[warn(clippy::needless_borrow)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this creates an owned instance just for comparison [INFO] [stdout] --> src/test/mod.rs:130:55 [INFO] [stdout] | [INFO] [stdout] 130 | } else if path[path.len()-4..] == ".zip".to_string() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: try: `*".zip"` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this expression borrows a value the compiler would automatically borrow [INFO] [stdout] --> src/test/mod.rs:131:26 [INFO] [stdout] | [INFO] [stdout] 131 | ((&path).clone(), path[..path.len()-4].to_string()) [INFO] [stdout] | ^^^^^^^ help: change this to: `path` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow [INFO] [stdout] = note: `#[warn(clippy::needless_borrow)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: deref which would be done by auto-deref [INFO] [stdout] --> src/test/mod.rs:159:71 [INFO] [stdout] | [INFO] [stdout] 159 | ... let input_file = read_zip_file(&zip_path, &*in_path).unwrap().trim().to_string(); [INFO] [stdout] | ^^^^^^^^^ help: try: `&in_path` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref [INFO] [stdout] = note: `#[warn(clippy::explicit_auto_deref)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: deref which would be done by auto-deref [INFO] [stdout] --> src/test/mod.rs:159:71 [INFO] [stdout] | [INFO] [stdout] 159 | ... let input_file = read_zip_file(&zip_path, &*in_path).unwrap().trim().to_string(); [INFO] [stdout] | ^^^^^^^^^ help: try: `&in_path` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref [INFO] [stdout] = note: `#[warn(clippy::explicit_auto_deref)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: deref which would be done by auto-deref [INFO] [stdout] --> src/test/mod.rs:160:69 [INFO] [stdout] | [INFO] [stdout] 160 | ... let ans_file = read_zip_file(&zip_path, &*ans_path).unwrap().trim().to_string(); [INFO] [stdout] | ^^^^^^^^^^ help: try: `&ans_path` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let` [INFO] [stdout] --> src/test/mod.rs:171:25 [INFO] [stdout] | [INFO] [stdout] 171 | / match &result.status { [INFO] [stdout] 172 | | CheckerStatus::True => { [INFO] [stdout] 173 | | score += 1 [INFO] [stdout] ... | [INFO] [stdout] 176 | | } [INFO] [stdout] | |_________________________^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match [INFO] [stdout] help: try [INFO] [stdout] | [INFO] [stdout] 171 ~ if let CheckerStatus::True = &result.status { [INFO] [stdout] 172 + score += 1 [INFO] [stdout] 173 + } [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: deref which would be done by auto-deref [INFO] [stdout] --> src/test/mod.rs:160:69 [INFO] [stdout] | [INFO] [stdout] 160 | ... let ans_file = read_zip_file(&zip_path, &*ans_path).unwrap().trim().to_string(); [INFO] [stdout] | ^^^^^^^^^^ help: try: `&ans_path` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this expression borrows a value the compiler would automatically borrow [INFO] [stdout] --> src/test/mod.rs:194:43 [INFO] [stdout] | [INFO] [stdout] 194 | let ans_file = File::new(&(&self.ans_file).clone().unwrap(), FileType::Text); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: change this to: `self.ans_file` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler [INFO] [stdout] --> src/test/mod.rs:225:42 [INFO] [stdout] | [INFO] [stdout] 225 | let ans_file = File::new(&ans_file_path, FileType::Text); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: change this to: `ans_file_path` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let` [INFO] [stdout] --> src/test/mod.rs:171:25 [INFO] [stdout] | [INFO] [stdout] 171 | / match &result.status { [INFO] [stdout] 172 | | CheckerStatus::True => { [INFO] [stdout] 173 | | score += 1 [INFO] [stdout] ... | [INFO] [stdout] 176 | | } [INFO] [stdout] | |_________________________^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match [INFO] [stdout] help: try [INFO] [stdout] | [INFO] [stdout] 171 ~ if let CheckerStatus::True = &result.status { [INFO] [stdout] 172 + score += 1 [INFO] [stdout] 173 + } [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this expression borrows a value the compiler would automatically borrow [INFO] [stdout] --> src/test/mod.rs:194:43 [INFO] [stdout] | [INFO] [stdout] 194 | let ans_file = File::new(&(&self.ans_file).clone().unwrap(), FileType::Text); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: change this to: `self.ans_file` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler [INFO] [stdout] --> src/test/mod.rs:225:42 [INFO] [stdout] | [INFO] [stdout] 225 | let ans_file = File::new(&ans_file_path, FileType::Text); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: change this to: `ans_file_path` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the loop variable `i` is used to index `result_status` [INFO] [stdout] --> src/test/mod.rs:311:18 [INFO] [stdout] | [INFO] [stdout] 311 | for i in 0..result_status.len() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop [INFO] [stdout] = note: `#[warn(clippy::needless_range_loop)]` on by default [INFO] [stdout] help: consider using an iterator and enumerate() [INFO] [stdout] | [INFO] [stdout] 311 - for i in 0..result_status.len() { [INFO] [stdout] 311 + for (i, ) in result_status.iter().enumerate() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the loop variable `i` is used to index `result_status` [INFO] [stdout] --> src/test/mod.rs:311:18 [INFO] [stdout] | [INFO] [stdout] 311 | for i in 0..result_status.len() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop [INFO] [stdout] = note: `#[warn(clippy::needless_range_loop)]` on by default [INFO] [stdout] help: consider using an iterator and enumerate() [INFO] [stdout] | [INFO] [stdout] 311 - for i in 0..result_status.len() { [INFO] [stdout] 311 + for (i, ) in result_status.iter().enumerate() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.33s [INFO] running `Command { std: "docker" "inspect" "13ea3ae27c3813b2f225ff4a7d78b7044d2e344b77a1a57f80c566c687b74a1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13ea3ae27c3813b2f225ff4a7d78b7044d2e344b77a1a57f80c566c687b74a1d", kill_on_drop: false }` [INFO] [stdout] 13ea3ae27c3813b2f225ff4a7d78b7044d2e344b77a1a57f80c566c687b74a1d