[INFO] cloning repository https://github.com/TrojanPinata/workle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TrojanPinata/workle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrojanPinata%2Fworkle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrojanPinata%2Fworkle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38a8360a823c2ad4262090cc0e70be403a0a6772
[INFO] linting TrojanPinata/workle against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrojanPinata%2Fworkle" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TrojanPinata/workle
[INFO] finished tweaking git repo https://github.com/TrojanPinata/workle
[INFO] tweaked toml for git repo https://github.com/TrojanPinata/workle written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TrojanPinata/workle 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/TrojanPinata/workle 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a6d505096ccef004adb1348be764fde0e0da30cfacc0e2276ab273bf73bb5b74
[INFO] running `Command { std: "docker" "start" "-a" "a6d505096ccef004adb1348be764fde0e0da30cfacc0e2276ab273bf73bb5b74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6d505096ccef004adb1348be764fde0e0da30cfacc0e2276ab273bf73bb5b74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6d505096ccef004adb1348be764fde0e0da30cfacc0e2276ab273bf73bb5b74", kill_on_drop: false }`
[INFO] [stdout] a6d505096ccef004adb1348be764fde0e0da30cfacc0e2276ab273bf73bb5b74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c3a7187cbe1122ba2ef055cfe47ac2125abb1495158add7141d18c0bc9b28a5a
[INFO] running `Command { std: "docker" "start" "-a" "c3a7187cbe1122ba2ef055cfe47ac2125abb1495158add7141d18c0bc9b28a5a", kill_on_drop: false }`
[INFO] [stderr]     Checking workle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]  --> src/main.rs:9:27
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let file = File::open(&path)?;
[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_borrows_for_generic_args
[INFO] [stdout]   = note: `#[warn(clippy::needless_borrows_for_generic_args)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:77:20
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 if !(confirmed[index] == letter) {  // letter does not match confirmed letter
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(confirmed[index] != letter)`
[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 `if` statement can be collapsed
[INFO] [stdout]   --> src/main.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 | / ...   if &guess[0][index..index+1] == &guess[0][letter_index..letter_index+1] {
[INFO] [stdout] 58 | | ...       if &guess[1][letter_index..letter_index+1] == "y" { // case where both duplicates are grey, they need to be removed from...
[INFO] [stdout] 59 | | ...           check = true;
[INFO] [stdout] 60 | | ...           break;
[INFO] [stdout] 61 | | ...       }
[INFO] [stdout] 62 | | ...   }
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout]    = note: `#[warn(clippy::collapsible_if)]` on by default
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 57 ~                         if &guess[0][index..index+1] == &guess[0][letter_index..letter_index+1]
[INFO] [stdout] 58 ~                             && &guess[1][letter_index..letter_index+1] == "y" { // case where both duplicates are grey, they need to be removed from possible list
[INFO] [stdout] 59 |                                 check = true;
[INFO] [stdout] 60 |                                 break;
[INFO] [stdout] 61 ~                             }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: needlessly taken reference of both operands
[INFO] [stdout]   --> src/main.rs:57:28
[INFO] [stdout]    |
[INFO] [stdout] 57 |                         if &guess[0][index..index+1] == &guess[0][letter_index..letter_index+1] {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stdout]    = note: `#[warn(clippy::op_ref)]` on by default
[INFO] [stdout] help: use the values directly
[INFO] [stdout]    |
[INFO] [stdout] 57 -                         if &guess[0][index..index+1] == &guess[0][letter_index..letter_index+1] {
[INFO] [stdout] 57 +                         if guess[0][index..index+1] == guess[0][letter_index..letter_index+1] {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/main.rs:76:36
[INFO] [stdout]    |
[INFO] [stdout] 76 |             if confirmed[index] != String::from("_") {  // there is a confirmed letter at this position
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^ help: try: `"_"`
[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: this `if` can be collapsed into the outer `match`
[INFO] [stdout]    --> src/main.rs:124:25
[INFO] [stdout]     |
[INFO] [stdout] 124 | /                         if solution[index..index+1].to_string() == guess[0][index..index+1].to_string() {
[INFO] [stdout] 125 | |                             solutions_output.retain(|x| x != solution);
[INFO] [stdout] 126 | |                         }
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_match
[INFO] [stdout]     = note: `#[warn(clippy::collapsible_match)]` on by default
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 123 ~                     "y"
[INFO] [stdout] 124 ~                         if solution[index..index+1].to_string() == guess[0][index..index+1].to_string() => {
[INFO] [stdout] 125 |                             solutions_output.retain(|x| x != solution);
[INFO] [stdout] 126 ~                         },
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `match` for an equality check. Consider using `if`
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | /                 match result_slice.as_str() {
[INFO] [stdout] 123 | |                     "y" => {
[INFO] [stdout] 124 | |                         if solution[index..index+1].to_string() == guess[0][index..index+1].to_string() {
[INFO] [stdout] 125 | |                             solutions_output.retain(|x| x != solution);
[INFO] [stdout] ...   |
[INFO] [stdout] 128 | |                     _ => (),
[INFO] [stdout] 129 | |                 }
[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] 122 ~                 if result_slice.as_str() == "y" {
[INFO] [stdout] 123 +                     if solution[index..index+1].to_string() == guess[0][index..index+1].to_string() {
[INFO] [stdout] 124 +                         solutions_output.retain(|x| x != solution);
[INFO] [stdout] 125 +                     }
[INFO] [stdout] 126 +                 }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]    --> src/main.rs:124:28
[INFO] [stdout]     |
[INFO] [stdout] 124 |                         if solution[index..index+1].to_string() == guess[0][index..index+1].to_string() {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `solution[index..index+1]`
[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 creates an owned instance just for comparison
[INFO] [stdout]    --> src/main.rs:124:68
[INFO] [stdout]     |
[INFO] [stdout] 124 |                         if solution[index..index+1].to_string() == guess[0][index..index+1].to_string() {
[INFO] [stdout]     |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `guess[0][index..index+1]`
[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: length comparison to zero
[INFO] [stdout]    --> src/main.rs:134:8
[INFO] [stdout]     |
[INFO] [stdout] 134 |     if solutions_output.len() > 0 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!solutions_output.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout]     = note: `#[warn(clippy::len_zero)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/main.rs:180:20
[INFO] [stdout]     |
[INFO] [stdout] 180 |                 if guesses.len() == 0 {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `guesses.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]  --> src/main.rs:9:27
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let file = File::open(&path)?;
[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_borrows_for_generic_args
[INFO] [stdout]   = note: `#[warn(clippy::needless_borrows_for_generic_args)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:77:20
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 if !(confirmed[index] == letter) {  // letter does not match confirmed letter
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(confirmed[index] != letter)`
[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 `if` statement can be collapsed
[INFO] [stdout]   --> src/main.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 | / ...   if &guess[0][index..index+1] == &guess[0][letter_index..letter_index+1] {
[INFO] [stdout] 58 | | ...       if &guess[1][letter_index..letter_index+1] == "y" { // case where both duplicates are grey, they need to be removed from...
[INFO] [stdout] 59 | | ...           check = true;
[INFO] [stdout] 60 | | ...           break;
[INFO] [stdout] 61 | | ...       }
[INFO] [stdout] 62 | | ...   }
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout]    = note: `#[warn(clippy::collapsible_if)]` on by default
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 57 ~                         if &guess[0][index..index+1] == &guess[0][letter_index..letter_index+1]
[INFO] [stdout] 58 ~                             && &guess[1][letter_index..letter_index+1] == "y" { // case where both duplicates are grey, they need to be removed from possible list
[INFO] [stdout] 59 |                                 check = true;
[INFO] [stdout] 60 |                                 break;
[INFO] [stdout] 61 ~                             }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: needlessly taken reference of both operands
[INFO] [stdout]   --> src/main.rs:57:28
[INFO] [stdout]    |
[INFO] [stdout] 57 |                         if &guess[0][index..index+1] == &guess[0][letter_index..letter_index+1] {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stdout]    = note: `#[warn(clippy::op_ref)]` on by default
[INFO] [stdout] help: use the values directly
[INFO] [stdout]    |
[INFO] [stdout] 57 -                         if &guess[0][index..index+1] == &guess[0][letter_index..letter_index+1] {
[INFO] [stdout] 57 +                         if guess[0][index..index+1] == guess[0][letter_index..letter_index+1] {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/main.rs:76:36
[INFO] [stdout]    |
[INFO] [stdout] 76 |             if confirmed[index] != String::from("_") {  // there is a confirmed letter at this position
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^ help: try: `"_"`
[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: this `if` can be collapsed into the outer `match`
[INFO] [stdout]    --> src/main.rs:124:25
[INFO] [stdout]     |
[INFO] [stdout] 124 | /                         if solution[index..index+1].to_string() == guess[0][index..index+1].to_string() {
[INFO] [stdout] 125 | |                             solutions_output.retain(|x| x != solution);
[INFO] [stdout] 126 | |                         }
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_match
[INFO] [stdout]     = note: `#[warn(clippy::collapsible_match)]` on by default
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 123 ~                     "y"
[INFO] [stdout] 124 ~                         if solution[index..index+1].to_string() == guess[0][index..index+1].to_string() => {
[INFO] [stdout] 125 |                             solutions_output.retain(|x| x != solution);
[INFO] [stdout] 126 ~                         },
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `match` for an equality check. Consider using `if`
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | /                 match result_slice.as_str() {
[INFO] [stdout] 123 | |                     "y" => {
[INFO] [stdout] 124 | |                         if solution[index..index+1].to_string() == guess[0][index..index+1].to_string() {
[INFO] [stdout] 125 | |                             solutions_output.retain(|x| x != solution);
[INFO] [stdout] ...   |
[INFO] [stdout] 128 | |                     _ => (),
[INFO] [stdout] 129 | |                 }
[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] 122 ~                 if result_slice.as_str() == "y" {
[INFO] [stdout] 123 +                     if solution[index..index+1].to_string() == guess[0][index..index+1].to_string() {
[INFO] [stdout] 124 +                         solutions_output.retain(|x| x != solution);
[INFO] [stdout] 125 +                     }
[INFO] [stdout] 126 +                 }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]    --> src/main.rs:124:28
[INFO] [stdout]     |
[INFO] [stdout] 124 |                         if solution[index..index+1].to_string() == guess[0][index..index+1].to_string() {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `solution[index..index+1]`
[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 creates an owned instance just for comparison
[INFO] [stdout]    --> src/main.rs:124:68
[INFO] [stdout]     |
[INFO] [stdout] 124 |                         if solution[index..index+1].to_string() == guess[0][index..index+1].to_string() {
[INFO] [stdout]     |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `guess[0][index..index+1]`
[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: length comparison to zero
[INFO] [stdout]    --> src/main.rs:134:8
[INFO] [stdout]     |
[INFO] [stdout] 134 |     if solutions_output.len() > 0 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!solutions_output.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout]     = note: `#[warn(clippy::len_zero)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/main.rs:180:20
[INFO] [stdout]     |
[INFO] [stdout] 180 |                 if guesses.len() == 0 {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `guesses.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "c3a7187cbe1122ba2ef055cfe47ac2125abb1495158add7141d18c0bc9b28a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3a7187cbe1122ba2ef055cfe47ac2125abb1495158add7141d18c0bc9b28a5a", kill_on_drop: false }`
[INFO] [stdout] c3a7187cbe1122ba2ef055cfe47ac2125abb1495158add7141d18c0bc9b28a5a