[INFO] cloning repository https://github.com/liqimai/clevis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/liqimai/clevis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliqimai%2Fclevis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliqimai%2Fclevis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f183eabebe692952a381a7489740ffe67fbf4359
[INFO] linting liqimai/clevis against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliqimai%2Fclevis" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/liqimai/clevis
[INFO] finished tweaking git repo https://github.com/liqimai/clevis
[INFO] tweaked toml for git repo https://github.com/liqimai/clevis written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/liqimai/clevis 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/liqimai/clevis 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]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v3.2.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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_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] 349254b77bdfdf797d4d5dba6fb2b394c6dafa1965b945094d9dbe6f8e95d281
[INFO] running `Command { std: "docker" "start" "-a" "349254b77bdfdf797d4d5dba6fb2b394c6dafa1965b945094d9dbe6f8e95d281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "349254b77bdfdf797d4d5dba6fb2b394c6dafa1965b945094d9dbe6f8e95d281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "349254b77bdfdf797d4d5dba6fb2b394c6dafa1965b945094d9dbe6f8e95d281", kill_on_drop: false }`
[INFO] [stdout] 349254b77bdfdf797d4d5dba6fb2b394c6dafa1965b945094d9dbe6f8e95d281
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9a07eaf56824bac58b70942d6d8e37a8c40d546b4fb6211791021cc0135553bd
[INFO] running `Command { std: "docker" "start" "-a" "9a07eaf56824bac58b70942d6d8e37a8c40d546b4fb6211791021cc0135553bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]     Checking clap v3.2.21
[INFO] [stderr]     Checking clevis v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/commander/cli_commander/parse_cmd.rs:99:29
[INFO] [stdout]    |
[INFO] [stdout] 99 |             corner: Point { x: x, y: y },
[INFO] [stdout]    |                             ^^^^ help: replace it with: `x`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout]    = note: `#[warn(clippy::redundant_field_names)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/commander/cli_commander/parse_cmd.rs:99:35
[INFO] [stdout]    |
[INFO] [stdout] 99 |             corner: Point { x: x, y: y },
[INFO] [stdout]    |                                   ^^^^ help: replace it with: `y`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/commander/cli_commander/parse_cmd.rs:99:29
[INFO] [stdout]    |
[INFO] [stdout] 99 |             corner: Point { x: x, y: y },
[INFO] [stdout]    |                             ^^^^ help: replace it with: `x`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout]    = note: `#[warn(clippy::redundant_field_names)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/commander/cli_commander/parse_cmd.rs:99:35
[INFO] [stdout]    |
[INFO] [stdout] 99 |             corner: Point { x: x, y: y },
[INFO] [stdout]    |                                   ^^^^ help: replace it with: `y`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/app.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |         return (join_handle, tx);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 99 -         return (join_handle, tx);
[INFO] [stdout] 99 +         (join_handle, tx)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant pattern matching, consider using `is_ok()`
[INFO] [stdout]   --> src/app.rs:90:23
[INFO] [stdout]    |
[INFO] [stdout] 90 |             while let Ok(_) = rx.recv() {
[INFO] [stdout]    |             ----------^^^^^------------ help: try: `while rx.recv().is_ok()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stdout]    = note: `#[warn(clippy::redundant_pattern_matching)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant pattern matching, consider using `is_ok()`
[INFO] [stdout]   --> src/app.rs:91:27
[INFO] [stdout]    |
[INFO] [stdout] 91 |                 while let Ok(_) = rx.try_recv() {}
[INFO] [stdout]    |                 ----------^^^^^---------------- help: try: `while rx.try_recv().is_ok()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[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/app.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 | /                 match render() {
[INFO] [stdout] 93 | |                     Err(error) => log::error!("{}", error),
[INFO] [stdout] 94 | |                     Ok(_) => (),
[INFO] [stdout] 95 | |                 };
[INFO] [stdout]    | |_________________^ help: try: `if let Err(error) = render() { log::error!("{}", error) }`
[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] 
[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/app.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 | /                 match self.execute(cmd) {
[INFO] [stdout] 107 | |                     Err(error) => log::error!("{}", error),
[INFO] [stdout] 108 | |                     Ok(()) => (),
[INFO] [stdout] 109 | |                 }
[INFO] [stdout]     | |_________________^ help: try: `if let Err(error) = self.execute(cmd) { log::error!("{}", error) }`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[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/app.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 | /                 match self.execute(cmd) {
[INFO] [stdout] 118 | |                     Err(error) => log::error!("{}", error),
[INFO] [stdout] 119 | |                     Ok(()) => (),
[INFO] [stdout] 120 | |                 }
[INFO] [stdout]     | |_________________^ help: try: `if let Err(error) = self.execute(cmd) { log::error!("{}", error) }`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[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/app.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 | /                 match self.render_shapes() {
[INFO] [stdout] 122 | |                     Err(error) => log::error!("{}", error),
[INFO] [stdout] 123 | |                     Ok(()) => (),
[INFO] [stdout] 124 | |                 }
[INFO] [stdout]     | |_________________^ help: try: `if let Err(error) = self.render_shapes() { log::error!("{}", error) }`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/app.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |         return (join_handle, tx);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 99 -         return (join_handle, tx);
[INFO] [stdout] 99 +         (join_handle, tx)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant pattern matching, consider using `is_ok()`
[INFO] [stdout]   --> src/app.rs:90:23
[INFO] [stdout]    |
[INFO] [stdout] 90 |             while let Ok(_) = rx.recv() {
[INFO] [stdout]    |             ----------^^^^^------------ help: try: `while rx.recv().is_ok()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stdout]    = note: `#[warn(clippy::redundant_pattern_matching)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant pattern matching, consider using `is_ok()`
[INFO] [stdout]   --> src/app.rs:91:27
[INFO] [stdout]    |
[INFO] [stdout] 91 |                 while let Ok(_) = rx.try_recv() {}
[INFO] [stdout]    |                 ----------^^^^^---------------- help: try: `while rx.try_recv().is_ok()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[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/app.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 | /                 match render() {
[INFO] [stdout] 93 | |                     Err(error) => log::error!("{}", error),
[INFO] [stdout] 94 | |                     Ok(_) => (),
[INFO] [stdout] 95 | |                 };
[INFO] [stdout]    | |_________________^ help: try: `if let Err(error) = render() { log::error!("{}", error) }`
[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] 
[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/app.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 | /                 match self.execute(cmd) {
[INFO] [stdout] 107 | |                     Err(error) => log::error!("{}", error),
[INFO] [stdout] 108 | |                     Ok(()) => (),
[INFO] [stdout] 109 | |                 }
[INFO] [stdout]     | |_________________^ help: try: `if let Err(error) = self.execute(cmd) { log::error!("{}", error) }`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[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/app.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 | /                 match self.execute(cmd) {
[INFO] [stdout] 118 | |                     Err(error) => log::error!("{}", error),
[INFO] [stdout] 119 | |                     Ok(()) => (),
[INFO] [stdout] 120 | |                 }
[INFO] [stdout]     | |_________________^ help: try: `if let Err(error) = self.execute(cmd) { log::error!("{}", error) }`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[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/app.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 | /                 match self.render_shapes() {
[INFO] [stdout] 122 | |                     Err(error) => log::error!("{}", error),
[INFO] [stdout] 123 | |                     Ok(()) => (),
[INFO] [stdout] 124 | |                 }
[INFO] [stdout]     | |_________________^ help: try: `if let Err(error) = self.render_shapes() { log::error!("{}", error) }`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: replacing an `Option` with `None`
[INFO] [stdout]   --> src/command/delete.rs:36:21
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let shape = mem::replace(&mut self.deleted, None);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::take()` instead: `self.deleted.take()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#mem_replace_option_with_none
[INFO] [stdout]    = note: `#[warn(clippy::mem_replace_option_with_none)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant slicing of the whole range
[INFO] [stdout]   --> src/commander/cli_commander.rs:81:51
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let caps = RE_POINT.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^ help: use the original value instead: `err_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_slicing
[INFO] [stdout]    = note: `#[warn(clippy::redundant_slicing)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant slicing of the whole range
[INFO] [stdout]   --> src/commander/cli_commander.rs:84:20
[INFO] [stdout]    |
[INFO] [stdout] 84 |             .ok_or(&err_msg[..])?
[INFO] [stdout]    |                    ^^^^^^^^^^^^ help: use the original value instead: `err_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_slicing
[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/commander/cli_commander.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 | /         match self.stdout.write_all(b"> ") {
[INFO] [stdout] 96 | |             Err(error) => return Some(Err(error)),
[INFO] [stdout] 97 | |             Ok(_) => (),
[INFO] [stdout] 98 | |         }
[INFO] [stdout]    | |_________^ help: try: `if let Err(error) = self.stdout.write_all(b"> ") { return Some(Err(error)) }`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[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/commander/cli_commander.rs:99:9
[INFO] [stdout]     |
[INFO] [stdout]  99 | /         match self.stdout.flush() {
[INFO] [stdout] 100 | |             Err(error) => return Some(Err(error)),
[INFO] [stdout] 101 | |             Ok(_) => (),
[INFO] [stdout] 102 | |         }
[INFO] [stdout]     | |_________^ help: try: `if let Err(error) = self.stdout.flush() { return Some(Err(error)) }`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[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/commander/cli_commander.rs:139:21
[INFO] [stdout]     |
[INFO] [stdout] 139 | /                     match res {
[INFO] [stdout] 140 | |                         Err(error) => io::stdout()
[INFO] [stdout] 141 | |                             .lock()
[INFO] [stdout] 142 | |                             .write_all(format!("{}\n", error).as_bytes())
[INFO] [stdout] 143 | |                             .unwrap(),
[INFO] [stdout] 144 | |                         Ok(_) => (),
[INFO] [stdout] 145 | |                     }
[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] 139 ~                     if let Err(error) = res { io::stdout()
[INFO] [stdout] 140 +                     .lock()
[INFO] [stdout] 141 +                     .write_all(format!("{}\n", error).as_bytes())
[INFO] [stdout] 142 +                     .unwrap() }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/commander/cli_commander/parse_cmd.rs:59:38
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let caps = RE_CMD_POINT.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]    |                                      ^^^^^ help: change this to: `line`
[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 expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/commander/cli_commander/parse_cmd.rs:89:42
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let caps = RE_CMD_RECTANGLE.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]    |                                          ^^^^^ help: change this to: `line`
[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: unnecessary use of `get(&cmd1.name).is_none()`
[INFO] [stdout]   --> src/command/draw_shape.rs:97:24
[INFO] [stdout]    |
[INFO] [stdout] 97 |         assert!(shapes.get(&cmd1.name).is_none());
[INFO] [stdout]    |                 -------^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: replace it with: `!shapes.contains_key(&cmd1.name)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_get_then_check
[INFO] [stdout]    = note: `#[warn(clippy::unnecessary_get_then_check)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:128:37
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let caps = RE_CMD_LINE.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]     |                                     ^^^^^ help: change this to: `line`
[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: replacing an `Option` with `None`
[INFO] [stdout]   --> src/command/delete.rs:36:21
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let shape = mem::replace(&mut self.deleted, None);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::take()` instead: `self.deleted.take()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#mem_replace_option_with_none
[INFO] [stdout]    = note: `#[warn(clippy::mem_replace_option_with_none)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:162:39
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let caps = RE_CMD_CIRCLE.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]     |                                       ^^^^^ help: change this to: `line`
[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/commander/cli_commander/parse_cmd.rs:198:39
[INFO] [stdout]     |
[INFO] [stdout] 198 |     let caps = RE_CMD_SQUARE.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]     |                                       ^^^^^ help: change this to: `line`
[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/commander/cli_commander/parse_cmd.rs:230:37
[INFO] [stdout]     |
[INFO] [stdout] 230 |     let caps = RE_CMD_MOVE.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]     |                                     ^^^^^ help: change this to: `line`
[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: redundant slicing of the whole range
[INFO] [stdout]   --> src/commander/cli_commander.rs:81:51
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let caps = RE_POINT.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^ help: use the original value instead: `err_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_slicing
[INFO] [stdout]    = note: `#[warn(clippy::redundant_slicing)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant slicing of the whole range
[INFO] [stdout]   --> src/commander/cli_commander.rs:84:20
[INFO] [stdout]    |
[INFO] [stdout] 84 |             .ok_or(&err_msg[..])?
[INFO] [stdout]    |                    ^^^^^^^^^^^^ help: use the original value instead: `err_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_slicing
[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/commander/cli_commander.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 | /         match self.stdout.write_all(b"> ") {
[INFO] [stdout] 96 | |             Err(error) => return Some(Err(error)),
[INFO] [stdout] 97 | |             Ok(_) => (),
[INFO] [stdout] 98 | |         }
[INFO] [stdout]    | |_________^ help: try: `if let Err(error) = self.stdout.write_all(b"> ") { return Some(Err(error)) }`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[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/commander/cli_commander.rs:99:9
[INFO] [stdout]     |
[INFO] [stdout]  99 | /         match self.stdout.flush() {
[INFO] [stdout] 100 | |             Err(error) => return Some(Err(error)),
[INFO] [stdout] 101 | |             Ok(_) => (),
[INFO] [stdout] 102 | |         }
[INFO] [stdout]     | |_________^ help: try: `if let Err(error) = self.stdout.flush() { return Some(Err(error)) }`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:249:26
[INFO] [stdout]     |
[INFO] [stdout] 249 |     RE_CMD_UNDO.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]     |                          ^^^^^ help: change this to: `line`
[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/commander/cli_commander.rs:139:21
[INFO] [stdout]     |
[INFO] [stdout] 139 | /                     match res {
[INFO] [stdout] 140 | |                         Err(error) => io::stdout()
[INFO] [stdout] 141 | |                             .lock()
[INFO] [stdout] 142 | |                             .write_all(format!("{}\n", error).as_bytes())
[INFO] [stdout] 143 | |                             .unwrap(),
[INFO] [stdout] 144 | |                         Ok(_) => (),
[INFO] [stdout] 145 | |                     }
[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] 139 ~                     if let Err(error) = res { io::stdout()
[INFO] [stdout] 140 +                     .lock()
[INFO] [stdout] 141 +                     .write_all(format!("{}\n", error).as_bytes())
[INFO] [stdout] 142 +                     .unwrap() }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:265:26
[INFO] [stdout]     |
[INFO] [stdout] 265 |     RE_CMD_REDO.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]     |                          ^^^^^ help: change this to: `line`
[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/commander/cli_commander/parse_cmd.rs:284:39
[INFO] [stdout]     |
[INFO] [stdout] 284 |     let caps = RE_CMD_DELETE.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]     |                                       ^^^^^ help: change this to: `line`
[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/commander/cli_commander/parse_cmd.rs:59:38
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let caps = RE_CMD_POINT.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]    |                                      ^^^^^ help: change this to: `line`
[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 expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/commander/cli_commander/parse_cmd.rs:89:42
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let caps = RE_CMD_RECTANGLE.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]    |                                          ^^^^^ help: change this to: `line`
[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/commander/cli_commander/parse_cmd.rs:128:37
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let caps = RE_CMD_LINE.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]     |                                     ^^^^^ help: change this to: `line`
[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/commander/cli_commander/parse_cmd.rs:162:39
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let caps = RE_CMD_CIRCLE.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]     |                                       ^^^^^ help: change this to: `line`
[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/commander/cli_commander/parse_cmd.rs:198:39
[INFO] [stdout]     |
[INFO] [stdout] 198 |     let caps = RE_CMD_SQUARE.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]     |                                       ^^^^^ help: change this to: `line`
[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/commander/cli_commander/parse_cmd.rs:230:37
[INFO] [stdout]     |
[INFO] [stdout] 230 |     let caps = RE_CMD_MOVE.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]     |                                     ^^^^^ help: change this to: `line`
[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/commander/cli_commander/parse_cmd.rs:249:26
[INFO] [stdout]     |
[INFO] [stdout] 249 |     RE_CMD_UNDO.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]     |                          ^^^^^ help: change this to: `line`
[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: useless use of `vec!`
[INFO] [stdout]   --> src/commander/cli_commander/parse_cmd.rs:44:48
[INFO] [stdout]    |
[INFO] [stdout] 44 |           static ref PATTERN_CMD_POINT: String = vec!(
[INFO] [stdout]    |  ________________________________________________^
[INFO] [stdout] 45 | |             r"^\s*(?i:point)",
[INFO] [stdout] 46 | |             r"(?P<name>\w+)",
[INFO] [stdout] 47 | |             r"(?P<x>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 48 | |             r"(?P<y>(\+|-)?[[:digit:]]+)\s*$",
[INFO] [stdout] 49 | |         )
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout]    = note: `#[warn(clippy::useless_vec)]` on by default
[INFO] [stdout] help: you can use an array directly
[INFO] [stdout]    |
[INFO] [stdout] 44 ~         static ref PATTERN_CMD_POINT: String = [r"^\s*(?i:point)",
[INFO] [stdout] 45 +             r"(?P<name>\w+)",
[INFO] [stdout] 46 +             r"(?P<x>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 47 +             r"(?P<y>(\+|-)?[[:digit:]]+)\s*$"]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]   --> src/commander/cli_commander/parse_cmd.rs:72:52
[INFO] [stdout]    |
[INFO] [stdout] 72 |           static ref PATTERN_CMD_RECTANGLE: String = vec!(
[INFO] [stdout]    |  ____________________________________________________^
[INFO] [stdout] 73 | |             r"^\s*(?i:rectangle)",
[INFO] [stdout] 74 | |             r"(?P<name>\w+)",
[INFO] [stdout] 75 | |             r"(?P<x>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] ...  |
[INFO] [stdout] 78 | |             r"(?P<h>(\+|-)?[[:digit:]]+)\s*$",
[INFO] [stdout] 79 | |         )
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] help: you can use an array directly
[INFO] [stdout]    |
[INFO] [stdout] 72 ~         static ref PATTERN_CMD_RECTANGLE: String = [r"^\s*(?i:rectangle)",
[INFO] [stdout] 73 +             r"(?P<name>\w+)",
[INFO] [stdout] 74 +             r"(?P<x>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 75 +             r"(?P<y>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 76 +             r"(?P<w>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 77 +             r"(?P<h>(\+|-)?[[:digit:]]+)\s*$"]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:111:47
[INFO] [stdout]     |
[INFO] [stdout] 111 |           static ref PATTERN_CMD_LINE: String = vec!(
[INFO] [stdout]     |  _______________________________________________^
[INFO] [stdout] 112 | |             r"^\s*(?i:line)",
[INFO] [stdout] 113 | |             r"(?P<name>\w+)",
[INFO] [stdout] 114 | |             r"(?P<x1>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] ...   |
[INFO] [stdout] 117 | |             r"(?P<y2>(\+|-)?[[:digit:]]+)\s*$",
[INFO] [stdout] 118 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] help: you can use an array directly
[INFO] [stdout]     |
[INFO] [stdout] 111 ~         static ref PATTERN_CMD_LINE: String = [r"^\s*(?i:line)",
[INFO] [stdout] 112 +             r"(?P<name>\w+)",
[INFO] [stdout] 113 +             r"(?P<x1>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 114 +             r"(?P<y1>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 115 +             r"(?P<x2>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 116 +             r"(?P<y2>(\+|-)?[[:digit:]]+)\s*$"]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:146:49
[INFO] [stdout]     |
[INFO] [stdout] 146 |           static ref PATTERN_CMD_CIRCLE: String = vec!(
[INFO] [stdout]     |  _________________________________________________^
[INFO] [stdout] 147 | |             r"^\s*(?i:circle)",
[INFO] [stdout] 148 | |             r"(?P<name>\w+)",
[INFO] [stdout] 149 | |             r"(?P<x>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 150 | |             r"(?P<y>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 151 | |             r"(?P<r>(\+|-)?[[:digit:]]+)\s*$",
[INFO] [stdout] 152 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] help: you can use an array directly
[INFO] [stdout]     |
[INFO] [stdout] 146 ~         static ref PATTERN_CMD_CIRCLE: String = [r"^\s*(?i:circle)",
[INFO] [stdout] 147 +             r"(?P<name>\w+)",
[INFO] [stdout] 148 +             r"(?P<x>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 149 +             r"(?P<y>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 150 +             r"(?P<r>(\+|-)?[[:digit:]]+)\s*$"]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:182:49
[INFO] [stdout]     |
[INFO] [stdout] 182 |           static ref PATTERN_CMD_SQUARE: String = vec!(
[INFO] [stdout]     |  _________________________________________________^
[INFO] [stdout] 183 | |             r"^\s*(?i:square)",
[INFO] [stdout] 184 | |             r"(?P<name>\w+)",
[INFO] [stdout] 185 | |             r"(?P<x>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 186 | |             r"(?P<y>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 187 | |             r"(?P<l>(\+|-)?[[:digit:]]+)\s*$",
[INFO] [stdout] 188 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] help: you can use an array directly
[INFO] [stdout]     |
[INFO] [stdout] 182 ~         static ref PATTERN_CMD_SQUARE: String = [r"^\s*(?i:square)",
[INFO] [stdout] 183 +             r"(?P<name>\w+)",
[INFO] [stdout] 184 +             r"(?P<x>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 185 +             r"(?P<y>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 186 +             r"(?P<l>(\+|-)?[[:digit:]]+)\s*$"]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:215:47
[INFO] [stdout]     |
[INFO] [stdout] 215 |           static ref PATTERN_CMD_MOVE: String = vec!(
[INFO] [stdout]     |  _______________________________________________^
[INFO] [stdout] 216 | |             r"^\s*(?i:move)",
[INFO] [stdout] 217 | |             r"(?P<name>\w+)",
[INFO] [stdout] 218 | |             r"(?P<dx>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 219 | |             r"(?P<dy>(\+|-)?[[:digit:]]+)\s*$",
[INFO] [stdout] 220 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] help: you can use an array directly
[INFO] [stdout]     |
[INFO] [stdout] 215 ~         static ref PATTERN_CMD_MOVE: String = [r"^\s*(?i:move)",
[INFO] [stdout] 216 +             r"(?P<name>\w+)",
[INFO] [stdout] 217 +             r"(?P<dx>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 218 +             r"(?P<dy>(\+|-)?[[:digit:]]+)\s*$"]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:240:47
[INFO] [stdout]     |
[INFO] [stdout] 240 |         static ref PATTERN_CMD_UNDO: String = vec!(r"^\s*(?i:undo)\s*$",).join(r"\s+");
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can use an array directly: `[r"^\s*(?i:undo)\s*$"]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:256:47
[INFO] [stdout]     |
[INFO] [stdout] 256 |         static ref PATTERN_CMD_REDO: String = vec!(r"^\s*(?i:redo)\s*$",).join(r"\s+");
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can use an array directly: `[r"^\s*(?i:redo)\s*$"]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:275:13
[INFO] [stdout]     |
[INFO] [stdout] 275 |             vec!(r"^\s*(?i:delete)", r"(?P<name>\w+)\s*$",).join(r"\s+");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can use an array directly: `[r"^\s*(?i:delete)", r"(?P<name>\w+)\s*$"]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:265:26
[INFO] [stdout]     |
[INFO] [stdout] 265 |     RE_CMD_REDO.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]     |                          ^^^^^ help: change this to: `line`
[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/commander/cli_commander/parse_cmd.rs:284:39
[INFO] [stdout]     |
[INFO] [stdout] 284 |     let caps = RE_CMD_DELETE.captures(&line).ok_or(&err_msg[..])?;
[INFO] [stdout]     |                                       ^^^^^ help: change this to: `line`
[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 boolean expression can be simplified
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:301:17
[INFO] [stdout]     |
[INFO] [stdout] 301 |         assert!(!point("aaa bbb cc cc").is_ok());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `point("aaa bbb cc cc").is_err()`
[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: this boolean expression can be simplified
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:314:17
[INFO] [stdout]     |
[INFO] [stdout] 314 |         assert!(!rectangle("aaa bbb cc cc").is_ok());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `rectangle("aaa bbb cc cc").is_err()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:327:17
[INFO] [stdout]     |
[INFO] [stdout] 327 |         assert!(!line("aaa bbb cc cc").is_ok());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `line("aaa bbb cc cc").is_err()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:340:17
[INFO] [stdout]     |
[INFO] [stdout] 340 |         assert!(!circle("aaa bbb cc cc").is_ok());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `circle("aaa bbb cc cc").is_err()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:353:17
[INFO] [stdout]     |
[INFO] [stdout] 353 |         assert!(!square("aaa bbb cc cc").is_ok());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `square("aaa bbb cc cc").is_err()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/render.rs:122:28
[INFO] [stdout]     |
[INFO] [stdout] 122 |         buff.render_shapes(&shapes).unwrap();
[INFO] [stdout]     |                            ^^^^^^^ help: change this to: `shapes`
[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: useless use of `vec!`
[INFO] [stdout]   --> src/commander/cli_commander/parse_cmd.rs:44:48
[INFO] [stdout]    |
[INFO] [stdout] 44 |           static ref PATTERN_CMD_POINT: String = vec!(
[INFO] [stdout]    |  ________________________________________________^
[INFO] [stdout] 45 | |             r"^\s*(?i:point)",
[INFO] [stdout] 46 | |             r"(?P<name>\w+)",
[INFO] [stdout] 47 | |             r"(?P<x>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 48 | |             r"(?P<y>(\+|-)?[[:digit:]]+)\s*$",
[INFO] [stdout] 49 | |         )
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout]    = note: `#[warn(clippy::useless_vec)]` on by default
[INFO] [stdout] help: you can use an array directly
[INFO] [stdout]    |
[INFO] [stdout] 44 ~         static ref PATTERN_CMD_POINT: String = [r"^\s*(?i:point)",
[INFO] [stdout] 45 +             r"(?P<name>\w+)",
[INFO] [stdout] 46 +             r"(?P<x>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 47 +             r"(?P<y>(\+|-)?[[:digit:]]+)\s*$"]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]   --> src/commander/cli_commander/parse_cmd.rs:72:52
[INFO] [stdout]    |
[INFO] [stdout] 72 |           static ref PATTERN_CMD_RECTANGLE: String = vec!(
[INFO] [stdout]    |  ____________________________________________________^
[INFO] [stdout] 73 | |             r"^\s*(?i:rectangle)",
[INFO] [stdout] 74 | |             r"(?P<name>\w+)",
[INFO] [stdout] 75 | |             r"(?P<x>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] ...  |
[INFO] [stdout] 78 | |             r"(?P<h>(\+|-)?[[:digit:]]+)\s*$",
[INFO] [stdout] 79 | |         )
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] help: you can use an array directly
[INFO] [stdout]    |
[INFO] [stdout] 72 ~         static ref PATTERN_CMD_RECTANGLE: String = [r"^\s*(?i:rectangle)",
[INFO] [stdout] 73 +             r"(?P<name>\w+)",
[INFO] [stdout] 74 +             r"(?P<x>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 75 +             r"(?P<y>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 76 +             r"(?P<w>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 77 +             r"(?P<h>(\+|-)?[[:digit:]]+)\s*$"]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:111:47
[INFO] [stdout]     |
[INFO] [stdout] 111 |           static ref PATTERN_CMD_LINE: String = vec!(
[INFO] [stdout]     |  _______________________________________________^
[INFO] [stdout] 112 | |             r"^\s*(?i:line)",
[INFO] [stdout] 113 | |             r"(?P<name>\w+)",
[INFO] [stdout] 114 | |             r"(?P<x1>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] ...   |
[INFO] [stdout] 117 | |             r"(?P<y2>(\+|-)?[[:digit:]]+)\s*$",
[INFO] [stdout] 118 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] help: you can use an array directly
[INFO] [stdout]     |
[INFO] [stdout] 111 ~         static ref PATTERN_CMD_LINE: String = [r"^\s*(?i:line)",
[INFO] [stdout] 112 +             r"(?P<name>\w+)",
[INFO] [stdout] 113 +             r"(?P<x1>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 114 +             r"(?P<y1>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 115 +             r"(?P<x2>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 116 +             r"(?P<y2>(\+|-)?[[:digit:]]+)\s*$"]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:146:49
[INFO] [stdout]     |
[INFO] [stdout] 146 |           static ref PATTERN_CMD_CIRCLE: String = vec!(
[INFO] [stdout]     |  _________________________________________________^
[INFO] [stdout] 147 | |             r"^\s*(?i:circle)",
[INFO] [stdout] 148 | |             r"(?P<name>\w+)",
[INFO] [stdout] 149 | |             r"(?P<x>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 150 | |             r"(?P<y>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 151 | |             r"(?P<r>(\+|-)?[[:digit:]]+)\s*$",
[INFO] [stdout] 152 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] help: you can use an array directly
[INFO] [stdout]     |
[INFO] [stdout] 146 ~         static ref PATTERN_CMD_CIRCLE: String = [r"^\s*(?i:circle)",
[INFO] [stdout] 147 +             r"(?P<name>\w+)",
[INFO] [stdout] 148 +             r"(?P<x>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 149 +             r"(?P<y>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 150 +             r"(?P<r>(\+|-)?[[:digit:]]+)\s*$"]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:182:49
[INFO] [stdout]     |
[INFO] [stdout] 182 |           static ref PATTERN_CMD_SQUARE: String = vec!(
[INFO] [stdout]     |  _________________________________________________^
[INFO] [stdout] 183 | |             r"^\s*(?i:square)",
[INFO] [stdout] 184 | |             r"(?P<name>\w+)",
[INFO] [stdout] 185 | |             r"(?P<x>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 186 | |             r"(?P<y>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 187 | |             r"(?P<l>(\+|-)?[[:digit:]]+)\s*$",
[INFO] [stdout] 188 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] help: you can use an array directly
[INFO] [stdout]     |
[INFO] [stdout] 182 ~         static ref PATTERN_CMD_SQUARE: String = [r"^\s*(?i:square)",
[INFO] [stdout] 183 +             r"(?P<name>\w+)",
[INFO] [stdout] 184 +             r"(?P<x>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 185 +             r"(?P<y>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 186 +             r"(?P<l>(\+|-)?[[:digit:]]+)\s*$"]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:215:47
[INFO] [stdout]     |
[INFO] [stdout] 215 |           static ref PATTERN_CMD_MOVE: String = vec!(
[INFO] [stdout]     |  _______________________________________________^
[INFO] [stdout] 216 | |             r"^\s*(?i:move)",
[INFO] [stdout] 217 | |             r"(?P<name>\w+)",
[INFO] [stdout] 218 | |             r"(?P<dx>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 219 | |             r"(?P<dy>(\+|-)?[[:digit:]]+)\s*$",
[INFO] [stdout] 220 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] help: you can use an array directly
[INFO] [stdout]     |
[INFO] [stdout] 215 ~         static ref PATTERN_CMD_MOVE: String = [r"^\s*(?i:move)",
[INFO] [stdout] 216 +             r"(?P<name>\w+)",
[INFO] [stdout] 217 +             r"(?P<dx>(\+|-)?[[:digit:]]+)",
[INFO] [stdout] 218 +             r"(?P<dy>(\+|-)?[[:digit:]]+)\s*$"]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:240:47
[INFO] [stdout]     |
[INFO] [stdout] 240 |         static ref PATTERN_CMD_UNDO: String = vec!(r"^\s*(?i:undo)\s*$",).join(r"\s+");
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can use an array directly: `[r"^\s*(?i:undo)\s*$"]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:256:47
[INFO] [stdout]     |
[INFO] [stdout] 256 |         static ref PATTERN_CMD_REDO: String = vec!(r"^\s*(?i:redo)\s*$",).join(r"\s+");
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can use an array directly: `[r"^\s*(?i:redo)\s*$"]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/commander/cli_commander/parse_cmd.rs:275:13
[INFO] [stdout]     |
[INFO] [stdout] 275 |             vec!(r"^\s*(?i:delete)", r"(?P<name>\w+)\s*$",).join(r"\s+");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can use an array directly: `[r"^\s*(?i:delete)", r"(?P<name>\w+)\s*$"]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.87s
[INFO] running `Command { std: "docker" "inspect" "9a07eaf56824bac58b70942d6d8e37a8c40d546b4fb6211791021cc0135553bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a07eaf56824bac58b70942d6d8e37a8c40d546b4fb6211791021cc0135553bd", kill_on_drop: false }`
[INFO] [stdout] 9a07eaf56824bac58b70942d6d8e37a8c40d546b4fb6211791021cc0135553bd