[INFO] cloning repository https://github.com/gf7560913/learnRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gf7560913/learnRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgf7560913%2FlearnRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgf7560913%2FlearnRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a3e22833292c506a905eae9243dadc368bb7f92
[INFO] checking gf7560913/learnRust against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgf7560913%2FlearnRust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gf7560913/learnRust
[INFO] finished tweaking git repo https://github.com/gf7560913/learnRust
[INFO] tweaked toml for git repo https://github.com/gf7560913/learnRust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gf7560913/learnRust on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gf7560913/learnRust 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `learnRust` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-4-tc2/source/target/.../learnRust
[INFO] [stderr]   |                                                  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `learn-rust`, convert `package.name`
[INFO] [stderr]  --> Cargo.toml:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 - name = "learnRust"
[INFO] [stderr] 5 + name = "learn-rust"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `learn-rust`, specify `bin.name`
[INFO] [stderr]  --> Cargo.toml:6:19
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ version = "0.1.0"
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "learn-rust"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `learnRust` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking gf7560913/learnRust against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgf7560913%2FlearnRust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gf7560913/learnRust
[INFO] finished tweaking git repo https://github.com/gf7560913/learnRust
[INFO] tweaked toml for git repo https://github.com/gf7560913/learnRust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gf7560913/learnRust on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gf7560913/learnRust 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `learnRust` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-4-tc2/source/target/.../learnRust
[INFO] [stderr]   |                                                  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `learn-rust`, convert `package.name`
[INFO] [stderr]  --> Cargo.toml:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 - name = "learnRust"
[INFO] [stderr] 5 + name = "learn-rust"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `learn-rust`, specify `bin.name`
[INFO] [stderr]  --> Cargo.toml:6:19
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ version = "0.1.0"
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "learn-rust"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `learnRust` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7644d8ab047a67a953dbd50530a17101e5ada72d4aa4a1b12ce312467c7518c1
[INFO] running `Command { std: "docker" "start" "7644d8ab047a67a953dbd50530a17101e5ada72d4aa4a1b12ce312467c7518c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7644d8ab047a67a953dbd50530a17101e5ada72d4aa4a1b12ce312467c7518c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7644d8ab047a67a953dbd50530a17101e5ada72d4aa4a1b12ce312467c7518c1" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7644d8ab047a67a953dbd50530a17101e5ada72d4aa4a1b12ce312467c7518c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7644d8ab047a67a953dbd50530a17101e5ada72d4aa4a1b12ce312467c7518c1" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `learnRust` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../learnRust
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `learn-rust`, convert `package.name`
[INFO] [stderr]  --> Cargo.toml:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 - name = "learnRust"
[INFO] [stderr] 5 + name = "learn-rust"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `learn-rust`, specify `bin.name`
[INFO] [stderr]  --> Cargo.toml:6:19
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ version = "0.1.0"
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "learn-rust"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `learnRust` (manifest) generated 1 warning
[INFO] [stderr]     Checking learnRust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::traits::action`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::traits::action;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `action` should have an upper camel case name
[INFO] [stdout]  --> src/traits.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait action {
[INFO] [stdout]   |           ^^^^^^ help: convert the identifier to upper camel case: `Action`
[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: type `human` should have an upper camel case name
[INFO] [stdout]  --> src/traits.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct human {}
[INFO] [stdout]   |            ^^^^^ help: convert the identifier to upper camel case: `Human`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `dog` should have an upper camel case name
[INFO] [stdout]  --> src/traits.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct dog {}
[INFO] [stdout]   |            ^^^ help: convert the identifier to upper camel case: `Dog`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::traits::action`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::traits::action;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `action` should have an upper camel case name
[INFO] [stdout]  --> src/traits.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait action {
[INFO] [stdout]   |           ^^^^^^ help: convert the identifier to upper camel case: `Action`
[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: type `human` should have an upper camel case name
[INFO] [stdout]  --> src/traits.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct human {}
[INFO] [stdout]   |            ^^^^^ help: convert the identifier to upper camel case: `Human`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `dog` should have an upper camel case name
[INFO] [stdout]  --> src/traits.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct dog {}
[INFO] [stdout]   |            ^^^ help: convert the identifier to upper camel case: `Dog`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `else_flow` is never used
[INFO] [stdout]  --> src/contraller_flow.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn else_flow() {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `else_flow1` is never used
[INFO] [stdout]  --> src/contraller_flow.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn else_flow1() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `loop_flow` is never used
[INFO] [stdout]   --> src/contraller_flow.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn loop_flow() {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `while_flow` is never used
[INFO] [stdout]   --> src/contraller_flow.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn while_flow() {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `for_flow` is never used
[INFO] [stdout]   --> src/contraller_flow.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn for_flow() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hash_map` is never used
[INFO] [stdout]  --> src/hashmap.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn hash_map() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vec_map` is never used
[INFO] [stdout]  --> src/hashmap.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn vec_map() {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_map` is never used
[INFO] [stdout]   --> src/hashmap.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn get_map() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `for_map` is never used
[INFO] [stdout]   --> src/hashmap.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn for_map() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Coin` is never used
[INFO] [stdout]  --> src/matchs.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Coin {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Usstate` is never used
[INFO] [stdout]  --> src/matchs.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum Usstate {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `value_in_center` is never used
[INFO] [stdout]   --> src/matchs.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn value_in_center(coin: Coin) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `slice` is never used
[INFO] [stdout]  --> src/slice.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn slice() {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_string` is never used
[INFO] [stdout]  --> src/string.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn get_string() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_string` is never used
[INFO] [stdout]   --> src/string.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn split_string() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]  --> src/structs.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Rectangle {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `area` is never used
[INFO] [stdout]  --> src/structs.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn area() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Circle` is never constructed
[INFO] [stdout]   --> src/structs.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Circle {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `area` and `new` are never used
[INFO] [stdout]   --> src/structs.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Circle {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn area(self) -> f32 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn new(r: u32) -> Circle {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `run` and `walk` are never used
[INFO] [stdout]  --> src/traits.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait action {
[INFO] [stdout]   |           ------ methods in this trait
[INFO] [stdout] 4 |     fn run(&self) -> String;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 5 |     fn walk(&self) -> String;
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `human` is never constructed
[INFO] [stdout]  --> src/traits.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct human {}
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_trait` is never used
[INFO] [stdout]   --> src/traits.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn get_trait(item: impl action) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_trait1` is never used
[INFO] [stdout]   --> src/traits.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn get_trait1<T: action>(item: T) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `notify` is never used
[INFO] [stdout]   --> src/traits.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn notify<T: action + Display>() {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `notify2` is never used
[INFO] [stdout]   --> src/traits.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn notify2<T: action + Display, U: Clone + Debug>() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `notify3` is never used
[INFO] [stdout]   --> src/traits.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn notify3<T, U>()
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `data_type` is never used
[INFO] [stdout]  --> src/variables.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn data_type() -> u8 {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `constant_type` is never used
[INFO] [stdout]  --> src/variables.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn constant_type() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shadow` is never used
[INFO] [stdout]   --> src/variables.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn shadow() {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Radius` should have a snake case name
[INFO] [stdout]   --> src/structs.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub Radius: u32,
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `radius`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `else_flow` is never used
[INFO] [stdout]  --> src/contraller_flow.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn else_flow() {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `else_flow1` is never used
[INFO] [stdout]  --> src/contraller_flow.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn else_flow1() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `loop_flow` is never used
[INFO] [stdout]   --> src/contraller_flow.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn loop_flow() {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `while_flow` is never used
[INFO] [stdout]   --> src/contraller_flow.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn while_flow() {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `for_flow` is never used
[INFO] [stdout]   --> src/contraller_flow.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn for_flow() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hash_map` is never used
[INFO] [stdout]  --> src/hashmap.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn hash_map() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vec_map` is never used
[INFO] [stdout]  --> src/hashmap.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn vec_map() {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_map` is never used
[INFO] [stdout]   --> src/hashmap.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn get_map() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `for_map` is never used
[INFO] [stdout]   --> src/hashmap.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn for_map() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Coin` is never used
[INFO] [stdout]  --> src/matchs.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Coin {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Usstate` is never used
[INFO] [stdout]  --> src/matchs.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum Usstate {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `value_in_center` is never used
[INFO] [stdout]   --> src/matchs.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn value_in_center(coin: Coin) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `slice` is never used
[INFO] [stdout]  --> src/slice.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn slice() {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_string` is never used
[INFO] [stdout]  --> src/string.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn get_string() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_string` is never used
[INFO] [stdout]   --> src/string.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn split_string() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]  --> src/structs.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Rectangle {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `area` is never used
[INFO] [stdout]  --> src/structs.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn area() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Circle` is never constructed
[INFO] [stdout]   --> src/structs.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Circle {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `area` and `new` are never used
[INFO] [stdout]   --> src/structs.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Circle {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn area(self) -> f32 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn new(r: u32) -> Circle {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `run` and `walk` are never used
[INFO] [stdout]  --> src/traits.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait action {
[INFO] [stdout]   |           ------ methods in this trait
[INFO] [stdout] 4 |     fn run(&self) -> String;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 5 |     fn walk(&self) -> String;
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `human` is never constructed
[INFO] [stdout]  --> src/traits.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct human {}
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_trait` is never used
[INFO] [stdout]   --> src/traits.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn get_trait(item: impl action) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_trait1` is never used
[INFO] [stdout]   --> src/traits.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn get_trait1<T: action>(item: T) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `notify` is never used
[INFO] [stdout]   --> src/traits.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn notify<T: action + Display>() {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `notify2` is never used
[INFO] [stdout]   --> src/traits.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn notify2<T: action + Display, U: Clone + Debug>() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `notify3` is never used
[INFO] [stdout]   --> src/traits.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn notify3<T, U>()
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `data_type` is never used
[INFO] [stdout]  --> src/variables.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn data_type() -> u8 {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `constant_type` is never used
[INFO] [stdout]  --> src/variables.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn constant_type() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shadow` is never used
[INFO] [stdout]   --> src/variables.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn shadow() {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Radius` should have a snake case name
[INFO] [stdout]   --> src/structs.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub Radius: u32,
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `radius`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "7644d8ab047a67a953dbd50530a17101e5ada72d4aa4a1b12ce312467c7518c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7644d8ab047a67a953dbd50530a17101e5ada72d4aa4a1b12ce312467c7518c1", kill_on_drop: false }`
[INFO] [stdout] 7644d8ab047a67a953dbd50530a17101e5ada72d4aa4a1b12ce312467c7518c1
