[INFO] cloning repository https://github.com/MarcosRamiro/rust_entendendo_referencias
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarcosRamiro/rust_entendendo_referencias" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcosRamiro%2Frust_entendendo_referencias", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcosRamiro%2Frust_entendendo_referencias'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e878ec9c09dd596b4db7e6c1c236be84a83274fb
[INFO] linting MarcosRamiro/rust_entendendo_referencias against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcosRamiro%2Frust_entendendo_referencias" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MarcosRamiro/rust_entendendo_referencias
[INFO] finished tweaking git repo https://github.com/MarcosRamiro/rust_entendendo_referencias
[INFO] tweaked toml for git repo https://github.com/MarcosRamiro/rust_entendendo_referencias written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MarcosRamiro/rust_entendendo_referencias 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/MarcosRamiro/rust_entendendo_referencias 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 syn v2.0.57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 }`
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[INFO] running `Command { std: "docker" "inspect" "a47510dd5e0ad315d5de1948cabb03b2ca21502a9ed929e8dc9d54f123fcdb10", kill_on_drop: false }`
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[INFO] [stdout] 3934ac93d997138d043d48cce191e8d1ca875ac020073affdb0a6bb21e922948
[INFO] running `Command { std: "docker" "start" "-a" "3934ac93d997138d043d48cce191e8d1ca875ac020073affdb0a6bb21e922948", kill_on_drop: false }`
[INFO] [stderr]     Checking rtoolbox v0.0.2
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking rpassword v7.3.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking entendendo_referencias v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/my_box_example/mod.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |             nome: nome,
[INFO] [stdout]    |             ^^^^^^^^^^ help: replace it with: `nome`
[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/my_box_example/mod.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             idade: idade,
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: replace it with: `idade`
[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/my_rc_example/mod.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             nome: nome,
[INFO] [stdout]    |             ^^^^^^^^^^ help: replace it with: `nome`
[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/my_rc_example/mod.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             idade: idade,
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: replace it with: `idade`
[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: variant `mensagem` should have an upper camel case name
[INFO] [stdout]  --> src/tratamento_erro/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     mensagem(String),
[INFO] [stdout]   |     ^^^^^^^^ help: convert the identifier to upper camel case: `Mensagem`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dispatch_dynamic::entendendo_traits`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use dispatch_dynamic::entendendo_traits;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `funcional::entendendo_funcoes_de_alta_ordem`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use funcional::entendendo_funcoes_de_alta_ordem;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `iteradores::entendendo_iteradores`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use iteradores::entendendo_iteradores;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jogo_com_rc::jogar`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use jogo_com_rc::jogar;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `my_box_example::run`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use my_box_example::run;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/my_box_example/mod.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |             nome: nome,
[INFO] [stdout]    |             ^^^^^^^^^^ help: replace it with: `nome`
[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/my_box_example/mod.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             idade: idade,
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: replace it with: `idade`
[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/my_rc_example/mod.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             nome: nome,
[INFO] [stdout]    |             ^^^^^^^^^^ help: replace it with: `nome`
[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/my_rc_example/mod.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             idade: idade,
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: replace it with: `idade`
[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: variant `mensagem` should have an upper camel case name
[INFO] [stdout]  --> src/tratamento_erro/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     mensagem(String),
[INFO] [stdout]   |     ^^^^^^^^ help: convert the identifier to upper camel case: `Mensagem`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dispatch_dynamic::entendendo_traits`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use dispatch_dynamic::entendendo_traits;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `funcional::entendendo_funcoes_de_alta_ordem`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use funcional::entendendo_funcoes_de_alta_ordem;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `iteradores::entendendo_iteradores`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use iteradores::entendendo_iteradores;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jogo_com_rc::jogar`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use jogo_com_rc::jogar;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `my_box_example::run`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use my_box_example::run;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cachorro` is never constructed
[INFO] [stdout]  --> src/deserializacao/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Cachorro<T> {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `latir` are never used
[INFO] [stdout]   --> src/deserializacao/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<T> Cachorro<T> {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] 12 |     fn new(nome: String, idade: T, tipo: TipoCachorro) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn latir(&self) -> () {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TipoCachorro` is never used
[INFO] [stdout]   --> src/deserializacao/mod.rs:34:6
[INFO] [stdout]    |
[INFO] [stdout] 34 | enum TipoCachorro {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `como_deserealizar` is never used
[INFO] [stdout]   --> src/deserializacao/mod.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn como_deserealizar() -> Result<(), String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Domestico` is never used
[INFO] [stdout]  --> src/dispatch_dynamic/mod.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | trait Domestico {}
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pessoa` is never constructed
[INFO] [stdout]  --> src/entenderndo_regex/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Pessoa {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/entenderndo_regex/mod.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Pessoa {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 11 |     fn new(nome: String, email: String) -> Result<Self, String> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `como_usar_regex` is never used
[INFO] [stdout]   --> src/entenderndo_regex/mod.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn como_usar_regex() -> () {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Email` is never constructed
[INFO] [stdout]  --> src/entenderndo_regex/email.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Email(String);
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/entenderndo_regex/email.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Email {
[INFO] [stdout]   | ---------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn new(email: String) -> Result<Self, String> {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_valid_email` is never used
[INFO] [stdout]   --> src/entenderndo_regex/email.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn is_valid_email(email: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cachorro` is never constructed
[INFO] [stdout]  --> src/funcional/mod.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Cachorro {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_nome`, `get_idade`, and `set_idade` are never used
[INFO] [stdout]   --> src/funcional/mod.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Cachorro {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout]  8 |     fn new(nome: String, idade: u32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn get_nome(&self) -> &str {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn get_idade(&self) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     fn set_idade(&mut self, idade: u32) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `preparar_cachorros` is never used
[INFO] [stdout]   --> src/funcional/mod.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn preparar_cachorros<F>(mut cachorros: Vec<Cachorro>, funcao: F)
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `entendendo_funcoes_de_alta_ordem` is never used
[INFO] [stdout]   --> src/funcional/mod.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn entendendo_funcoes_de_alta_ordem() -> () {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `obter_soma_idade_cachorro` is never used
[INFO] [stdout]    --> src/funcional/mod.rs:108:4
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn obter_soma_idade_cachorro<F>(cachorro: &Cachorro, funcao: &mut F) -> u32
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `criar_funcao` is never used
[INFO] [stdout]    --> src/funcional/mod.rs:115:4
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn criar_funcao(msg: String) -> impl Fn(Cachorro) -> () {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `soma` is never used
[INFO] [stdout]    --> src/funcional/mod.rs:126:4
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn soma(a: i32) -> impl Fn(i32) -> i32 {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `criar_funcao_cachorro_padrao` is never used
[INFO] [stdout]    --> src/funcional/mod.rs:130:4
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn criar_funcao_cachorro_padrao(mut cachorro: Cachorro) -> impl FnMut(&Cachorro) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `nome` is never read
[INFO] [stdout]  --> src/iteradores/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Cachorro {
[INFO] [stdout]   |        -------- field in this struct
[INFO] [stdout] 3 |     nome: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Cachorro` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_nome` and `get_idade` are never used
[INFO] [stdout]   --> src/iteradores/mod.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Cachorro {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 11 |     fn get_nome(&self) -> &str {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn get_idade(&self) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `entendendo_iteradores` is never used
[INFO] [stdout]   --> src/iteradores/mod.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn entendendo_iteradores() -> () {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calcula_idade` is never used
[INFO] [stdout]   --> src/iteradores/mod.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn calcula_idade(
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `eh_vencedor` is never read
[INFO] [stdout]   --> src/jogo_com_rc/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | struct Jogador {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout]  9 |     nome: String,
[INFO] [stdout] 10 |     eh_vencedor: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Jogador` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `obter_senha_do_prompt` is never used
[INFO] [stdout]  --> src/minha_senha/mod.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn obter_senha_do_prompt() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `obter_senha` is never used
[INFO] [stdout]  --> src/minha_senha/mod.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn obter_senha() -> () {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NaoLocalizado` is never constructed
[INFO] [stdout]  --> src/tratamento_erro/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum ErroPersonalizado {
[INFO] [stdout]   |          ----------------- variant in this enum
[INFO] [stdout] 5 |     mensagem(String),
[INFO] [stdout] 6 |     NaoLocalizado,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ErroPersonalizado` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cachorro` is never constructed
[INFO] [stdout]  --> src/deserializacao/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Cachorro<T> {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `latir` are never used
[INFO] [stdout]   --> src/deserializacao/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<T> Cachorro<T> {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] 12 |     fn new(nome: String, idade: T, tipo: TipoCachorro) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn latir(&self) -> () {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TipoCachorro` is never used
[INFO] [stdout]   --> src/deserializacao/mod.rs:34:6
[INFO] [stdout]    |
[INFO] [stdout] 34 | enum TipoCachorro {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `como_deserealizar` is never used
[INFO] [stdout]   --> src/deserializacao/mod.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn como_deserealizar() -> Result<(), String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Domestico` is never used
[INFO] [stdout]  --> src/dispatch_dynamic/mod.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | trait Domestico {}
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pessoa` is never constructed
[INFO] [stdout]  --> src/entenderndo_regex/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Pessoa {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/entenderndo_regex/mod.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Pessoa {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 11 |     fn new(nome: String, email: String) -> Result<Self, String> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded unit return type
[INFO] [stdout]   --> src/deserializacao/mod.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn latir(&self) -> () {
[INFO] [stdout]    |                    ^^^^^^ help: remove the `-> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stdout]    = note: `#[warn(clippy::unused_unit)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `como_usar_regex` is never used
[INFO] [stdout]   --> src/entenderndo_regex/mod.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn como_usar_regex() -> () {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Email` is never constructed
[INFO] [stdout]  --> src/entenderndo_regex/email.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Email(String);
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/entenderndo_regex/email.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Email {
[INFO] [stdout]   | ---------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn new(email: String) -> Result<Self, String> {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_valid_email` is never used
[INFO] [stdout]   --> src/entenderndo_regex/email.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn is_valid_email(email: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cachorro` is never constructed
[INFO] [stdout]  --> src/funcional/mod.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Cachorro {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_nome`, `get_idade`, and `set_idade` are never used
[INFO] [stdout]   --> src/funcional/mod.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Cachorro {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout]  8 |     fn new(nome: String, idade: u32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn get_nome(&self) -> &str {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn get_idade(&self) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     fn set_idade(&mut self, idade: u32) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `preparar_cachorros` is never used
[INFO] [stdout]   --> src/funcional/mod.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn preparar_cachorros<F>(mut cachorros: Vec<Cachorro>, funcao: F)
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `entendendo_funcoes_de_alta_ordem` is never used
[INFO] [stdout]   --> src/funcional/mod.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn entendendo_funcoes_de_alta_ordem() -> () {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `obter_soma_idade_cachorro` is never used
[INFO] [stdout]    --> src/funcional/mod.rs:108:4
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn obter_soma_idade_cachorro<F>(cachorro: &Cachorro, funcao: &mut F) -> u32
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `criar_funcao` is never used
[INFO] [stdout]    --> src/funcional/mod.rs:115:4
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn criar_funcao(msg: String) -> impl Fn(Cachorro) -> () {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `soma` is never used
[INFO] [stdout]    --> src/funcional/mod.rs:126:4
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn soma(a: i32) -> impl Fn(i32) -> i32 {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `criar_funcao_cachorro_padrao` is never used
[INFO] [stdout]    --> src/funcional/mod.rs:130:4
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn criar_funcao_cachorro_padrao(mut cachorro: Cachorro) -> impl FnMut(&Cachorro) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cachorro` is never constructed
[INFO] [stdout]  --> src/iteradores/mod.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Cachorro {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_nome`, and `get_idade` are never used
[INFO] [stdout]   --> src/iteradores/mod.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Cachorro {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout]  8 |     fn new(nome: String, idade: u32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     fn get_nome(&self) -> &str {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn get_idade(&self) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `entendendo_iteradores` is never used
[INFO] [stdout]   --> src/iteradores/mod.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn entendendo_iteradores() -> () {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `acumular_idade` is never used
[INFO] [stdout]   --> src/iteradores/mod.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn acumular_idade(acumulador: u32, cachorro: &Cachorro) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calcula_idade` is never used
[INFO] [stdout]   --> src/iteradores/mod.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn calcula_idade(
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `eh_vencedor` is never read
[INFO] [stdout]   --> src/jogo_com_rc/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | struct Jogador {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout]  9 |     nome: String,
[INFO] [stdout] 10 |     eh_vencedor: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Jogador` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `obter_senha_do_prompt` is never used
[INFO] [stdout]  --> src/minha_senha/mod.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn obter_senha_do_prompt() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `obter_senha` is never used
[INFO] [stdout]  --> src/minha_senha/mod.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn obter_senha() -> () {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NaoLocalizado` is never constructed
[INFO] [stdout]  --> src/tratamento_erro/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum ErroPersonalizado {
[INFO] [stdout]   |          ----------------- variant in this enum
[INFO] [stdout] 5 |     mensagem(String),
[INFO] [stdout] 6 |     NaoLocalizado,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ErroPersonalizado` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]   --> src/dispatch_dynamic/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         format!("Cachorro latindo!")
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Cachorro latindo!".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: useless use of `format!`
[INFO] [stdout]   --> src/dispatch_dynamic/mod.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         format!("Gato miando!")
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Gato miando!".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] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]   --> src/dispatch_dynamic/mod.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         format!("Urso urgindo!")
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Urso urgindo!".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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded unit return type
[INFO] [stdout]   --> src/dispatch_dynamic/mod.rs:77:50
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn imprimir_vetor(animais: &Vec<Box<dyn Animal>>) -> () {
[INFO] [stdout]    |                                                  ^^^^^^ help: remove the `-> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/entenderndo_regex/email.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |             return Err("Email inválido!".to_string());
[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] 10 -             return Err("Email inválido!".to_string());
[INFO] [stdout] 10 +             Err("Email inválido!".to_string())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded unit return type
[INFO] [stdout]   --> src/deserializacao/mod.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn latir(&self) -> () {
[INFO] [stdout]    |                    ^^^^^^ help: remove the `-> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stdout]    = note: `#[warn(clippy::unused_unit)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded unit return type
[INFO] [stdout]   --> src/entenderndo_regex/mod.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn como_usar_regex() -> () {
[INFO] [stdout]    |                         ^^^^^^ help: remove the `-> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded unit return type
[INFO] [stdout]   --> src/funcional/mod.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 |     F: Fn(Cachorro) -> (),
[INFO] [stdout]    |                    ^^^^^^ help: remove the `-> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded unit return type
[INFO] [stdout]   --> src/funcional/mod.rs:63:42
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn entendendo_funcoes_de_alta_ordem() -> () {
[INFO] [stdout]    |                                          ^^^^^^ help: remove the `-> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]   --> src/dispatch_dynamic/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         format!("Cachorro latindo!")
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Cachorro latindo!".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: useless use of `format!`
[INFO] [stdout]   --> src/dispatch_dynamic/mod.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         format!("Gato miando!")
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Gato miando!".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] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]   --> src/dispatch_dynamic/mod.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         format!("Urso urgindo!")
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Urso urgindo!".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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded unit return type
[INFO] [stdout]    --> src/funcional/mod.rs:115:50
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn criar_funcao(msg: String) -> impl Fn(Cachorro) -> () {
[INFO] [stdout]     |                                                  ^^^^^^ help: remove the `-> ()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded unit return type
[INFO] [stdout]   --> src/iteradores/mod.rs:19:31
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn entendendo_iteradores() -> () {
[INFO] [stdout]    |                               ^^^^^^ help: remove the `-> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded unit return type
[INFO] [stdout]   --> src/dispatch_dynamic/mod.rs:77:50
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn imprimir_vetor(animais: &Vec<Box<dyn Animal>>) -> () {
[INFO] [stdout]    |                                                  ^^^^^^ help: remove the `-> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/entenderndo_regex/email.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |             return Err("Email inválido!".to_string());
[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] 10 -             return Err("Email inválido!".to_string());
[INFO] [stdout] 10 +             Err("Email inválido!".to_string())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded unit return type
[INFO] [stdout]   --> src/entenderndo_regex/mod.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn como_usar_regex() -> () {
[INFO] [stdout]    |                         ^^^^^^ help: remove the `-> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded unit return type
[INFO] [stdout]   --> src/funcional/mod.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 |     F: Fn(Cachorro) -> (),
[INFO] [stdout]    |                    ^^^^^^ help: remove the `-> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded unit return type
[INFO] [stdout]   --> src/funcional/mod.rs:63:42
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn entendendo_funcoes_de_alta_ordem() -> () {
[INFO] [stdout]    |                                          ^^^^^^ help: remove the `-> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/jogo_com_rc/mod.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |         !(self.jogadas.borrow().len() == 9)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(self.jogadas.borrow().len() != 9)`
[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: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/jogo_com_rc/mod.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |             jogadas: &Vec<Jogada>,
[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] 126 -             jogadas: &Vec<Jogada>,
[INFO] [stdout] 126 +             jogadas: &[Jogada],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/jogo_com_rc/mod.rs:131:30
[INFO] [stdout]     |
[INFO] [stdout] 131 |             jogadas.contains(&posicao_1)
[INFO] [stdout]     |                              ^^^^^^^^^^ help: change this to: `posicao_1`
[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: unneeded unit return type
[INFO] [stdout]    --> src/funcional/mod.rs:115:50
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn criar_funcao(msg: String) -> impl Fn(Cachorro) -> () {
[INFO] [stdout]     |                                                  ^^^^^^ help: remove the `-> ()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/jogo_com_rc/mod.rs:132:37
[INFO] [stdout]     |
[INFO] [stdout] 132 |                 && jogadas.contains(&posicao_2)
[INFO] [stdout]     |                                     ^^^^^^^^^^ help: change this to: `posicao_2`
[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/jogo_com_rc/mod.rs:133:37
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 && jogadas.contains(&posicao_3)
[INFO] [stdout]     |                                     ^^^^^^^^^^ help: change this to: `posicao_3`
[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: unneeded unit return type
[INFO] [stdout]   --> src/iteradores/mod.rs:19:31
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn entendendo_iteradores() -> () {
[INFO] [stdout]    |                               ^^^^^^ help: remove the `-> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `push` immediately after creation
[INFO] [stdout]    --> src/jogo_com_rc/mod.rs:175:5
[INFO] [stdout]     |
[INFO] [stdout] 175 | /     let mut retorno = Vec::new();
[INFO] [stdout] 176 | |     retorno.push(construir_tupla(1, 2, 3, Rc::clone(&jogador)));
[INFO] [stdout] 177 | |     retorno.push(construir_tupla(4, 5, 6, Rc::clone(&jogador)));
[INFO] [stdout] 178 | |     retorno.push(construir_tupla(7, 8, 9, Rc::clone(&jogador)));
[INFO] [stdout] ...   |
[INFO] [stdout] 182 | |     retorno.push(construir_tupla(1, 5, 9, Rc::clone(&jogador)));
[INFO] [stdout] 183 | |     retorno.push(construir_tupla(7, 5, 3, Rc::clone(&jogador)));
[INFO] [stdout]     | |________________________________________________________________^ help: consider using the `vec![]` macro: `let retorno = vec![..];`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#vec_init_then_push
[INFO] [stdout]     = note: `#[warn(clippy::vec_init_then_push)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual `!RangeInclusive::contains` implementation
[INFO] [stdout]    --> src/jogo_com_rc/mod.rs:190:56
[INFO] [stdout]     |
[INFO] [stdout] 190 |     let is_posicao_invalida = |posicao: i32| -> bool { posicao < 1 || posicao > 9 };
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `!(1..=9).contains(&posicao)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains
[INFO] [stdout]     = note: `#[warn(clippy::manual_range_contains)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded unit return type
[INFO] [stdout]  --> src/minha_senha/mod.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn obter_senha() -> () {
[INFO] [stdout]   |                     ^^^^^^ help: remove the `-> ()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stdout]   --> src/my_box_example/mod.rs:49:29
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn saudar(alguem_que_sauda: &Box<impl Saudar>) {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^ help: try: `&impl Saudar`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stdout]    = note: `#[warn(clippy::borrowed_box)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/jogo_com_rc/mod.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |         !(self.jogadas.borrow().len() == 9)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(self.jogadas.borrow().len() != 9)`
[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: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/jogo_com_rc/mod.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |             jogadas: &Vec<Jogada>,
[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] 126 -             jogadas: &Vec<Jogada>,
[INFO] [stdout] 126 +             jogadas: &[Jogada],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/jogo_com_rc/mod.rs:131:30
[INFO] [stdout]     |
[INFO] [stdout] 131 |             jogadas.contains(&posicao_1)
[INFO] [stdout]     |                              ^^^^^^^^^^ help: change this to: `posicao_1`
[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/jogo_com_rc/mod.rs:132:37
[INFO] [stdout]     |
[INFO] [stdout] 132 |                 && jogadas.contains(&posicao_2)
[INFO] [stdout]     |                                     ^^^^^^^^^^ help: change this to: `posicao_2`
[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/jogo_com_rc/mod.rs:133:37
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 && jogadas.contains(&posicao_3)
[INFO] [stdout]     |                                     ^^^^^^^^^^ help: change this to: `posicao_3`
[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: calls to `push` immediately after creation
[INFO] [stdout]    --> src/jogo_com_rc/mod.rs:175:5
[INFO] [stdout]     |
[INFO] [stdout] 175 | /     let mut retorno = Vec::new();
[INFO] [stdout] 176 | |     retorno.push(construir_tupla(1, 2, 3, Rc::clone(&jogador)));
[INFO] [stdout] 177 | |     retorno.push(construir_tupla(4, 5, 6, Rc::clone(&jogador)));
[INFO] [stdout] 178 | |     retorno.push(construir_tupla(7, 8, 9, Rc::clone(&jogador)));
[INFO] [stdout] ...   |
[INFO] [stdout] 182 | |     retorno.push(construir_tupla(1, 5, 9, Rc::clone(&jogador)));
[INFO] [stdout] 183 | |     retorno.push(construir_tupla(7, 5, 3, Rc::clone(&jogador)));
[INFO] [stdout]     | |________________________________________________________________^ help: consider using the `vec![]` macro: `let retorno = vec![..];`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#vec_init_then_push
[INFO] [stdout]     = note: `#[warn(clippy::vec_init_then_push)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual `!RangeInclusive::contains` implementation
[INFO] [stdout]    --> src/jogo_com_rc/mod.rs:190:56
[INFO] [stdout]     |
[INFO] [stdout] 190 |     let is_posicao_invalida = |posicao: i32| -> bool { posicao < 1 || posicao > 9 };
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `!(1..=9).contains(&posicao)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains
[INFO] [stdout]     = note: `#[warn(clippy::manual_range_contains)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this can be `std::io::Error::other(_)`
[INFO] [stdout]   --> src/tratamento_erro/mod.rs:42:29
[INFO] [stdout]    |
[INFO] [stdout] 42 |           return Err(Box::new(std::io::Error::new(
[INFO] [stdout]    |  _____________________________^
[INFO] [stdout] 43 | |             std::io::ErrorKind::Other,
[INFO] [stdout] 44 | |             "Erro de exemplo",
[INFO] [stdout] 45 | |         )));
[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] 42 ~         return Err(Box::new(std::io::Error::other(
[INFO] [stdout] 43 ~             "Erro de exemplo",
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded unit return type
[INFO] [stdout]  --> src/minha_senha/mod.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn obter_senha() -> () {
[INFO] [stdout]   |                     ^^^^^^ help: remove the `-> ()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stdout]   --> src/my_box_example/mod.rs:49:29
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn saudar(alguem_que_sauda: &Box<impl Saudar>) {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^ help: try: `&impl Saudar`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stdout]    = note: `#[warn(clippy::borrowed_box)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this can be `std::io::Error::other(_)`
[INFO] [stdout]   --> src/tratamento_erro/mod.rs:42:29
[INFO] [stdout]    |
[INFO] [stdout] 42 |           return Err(Box::new(std::io::Error::new(
[INFO] [stdout]    |  _____________________________^
[INFO] [stdout] 43 | |             std::io::ErrorKind::Other,
[INFO] [stdout] 44 | |             "Erro de exemplo",
[INFO] [stdout] 45 | |         )));
[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] 42 ~         return Err(Box::new(std::io::Error::other(
[INFO] [stdout] 43 ~             "Erro de exemplo",
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.89s
[INFO] running `Command { std: "docker" "inspect" "3934ac93d997138d043d48cce191e8d1ca875ac020073affdb0a6bb21e922948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3934ac93d997138d043d48cce191e8d1ca875ac020073affdb0a6bb21e922948", kill_on_drop: false }`
[INFO] [stdout] 3934ac93d997138d043d48cce191e8d1ca875ac020073affdb0a6bb21e922948