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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/limotree/MyRust1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flimotree%2FMyRust1", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f6b3cef75c782e7ca57191a1297503e85723c37
[INFO] checking limotree/MyRust1 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flimotree%2FMyRust1" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/limotree/MyRust1 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/limotree/MyRust1
[INFO] finished tweaking git repo https://github.com/limotree/MyRust1
[INFO] tweaked toml for git repo https://github.com/limotree/MyRust1 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate git repo https://github.com/limotree/MyRust1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] a48ba973f89c269db6729e70501ce4c57f39693b62f8030509aad29756a86d13
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[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling autocfg v1.0.1
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[INFO] [stderr]    Compiling num-traits v0.2.14
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[INFO] [stderr]     Checking urlencoded v0.5.0
[INFO] [stderr]     Checking MyRust1 v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/list.rs (1 fix)
[INFO] [stderr]        Fixed src/main.rs (10 fixes)
[INFO] [stderr]        Fixed src/gcd.rs (1 fix)
[INFO] [stderr]        Fixed src/my_web.rs (1 fix)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/gcd.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         /// 可变引用
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 44 |         let mut guess = String::new();
[INFO] [stdout]    |         ------------------------------ rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/gcd.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         /// 可变引用
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 44 |         let mut guess = String::new();
[INFO] [stdout]    |         ------------------------------ rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `command_line`
[INFO] [stdout]   --> src/gcd.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) fn command_line() {
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `command_line`
[INFO] [stdout]   --> src/gcd.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) fn command_line() {
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `guess_number`
[INFO] [stdout]   --> src/gcd.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub(crate) fn guess_number() {
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ts_closure`
[INFO] [stdout]   --> src/gcd.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn ts_closure() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `th_thread`
[INFO] [stdout]   --> src/gcd.rs:92:4
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn th_thread() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_vec`
[INFO] [stdout]  --> src/my_collect.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) fn create_vec() {
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `two_sum`
[INFO] [stdout]   --> src/my_collect.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn two_sum(numbs: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `square_of_sum`
[INFO] [stdout]  --> src/my_math.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn square_of_sum(n: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_of_squares`
[INFO] [stdout]   --> src/my_math.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn sum_of_squares(n: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `difference`
[INFO] [stdout]   --> src/my_math.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn difference(n: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `square`
[INFO] [stdout]   --> src/my_math.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn square(s: u32) -> u64 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `guess_number`
[INFO] [stdout]   --> src/gcd.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub(crate) fn guess_number() {
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `total`
[INFO] [stdout]   --> src/my_math.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn total() -> u64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gcd`
[INFO] [stdout]   --> src/gcd.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn gcd(mut a: u64, mut b: u64) -> u64 {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_of_multiples`
[INFO] [stdout]   --> src/my_math.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn sum_of_multiples(limit: u32, factors: &[u32]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverse`
[INFO] [stdout]  --> src/string_exam.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn reverse(input: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverseV`
[INFO] [stdout]  --> src/string_exam.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn reverseV(input: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ts_closure`
[INFO] [stdout]   --> src/gcd.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn ts_closure() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_prime`
[INFO] [stdout]   --> src/string_exam.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn is_prime(n: u32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `nth`
[INFO] [stdout]   --> src/string_exam.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn nth(n: u32) -> u32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `th_thread`
[INFO] [stdout]   --> src/gcd.rs:92:4
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn th_thread() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_proverb2`
[INFO] [stdout]   --> src/string_exam.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn build_proverb2(list: &[&str]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_vec`
[INFO] [stdout]  --> src/my_collect.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) fn create_vec() {
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_proverb`
[INFO] [stdout]   --> src/string_exam.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn build_proverb(list: &[&str]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `two_sum`
[INFO] [stdout]   --> src/my_collect.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn two_sum(numbs: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `verse`
[INFO] [stdout]   --> src/string_exam.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn verse(n: u32) -> String {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `square_of_sum`
[INFO] [stdout]  --> src/my_math.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn square_of_sum(n: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sing`
[INFO] [stdout]   --> src/string_exam.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub fn sing(start: u32, end: u32) -> String {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_of_squares`
[INFO] [stdout]   --> src/my_math.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn sum_of_squares(n: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `difference`
[INFO] [stdout]   --> src/my_math.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn difference(n: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `square`
[INFO] [stdout]   --> src/my_math.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn square(s: u32) -> u64 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `total`
[INFO] [stdout]   --> src/my_math.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn total() -> u64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_of_multiples`
[INFO] [stdout]   --> src/my_math.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn sum_of_multiples(limit: u32, factors: &[u32]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverse`
[INFO] [stdout]  --> src/string_exam.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn reverse(input: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverseV`
[INFO] [stdout]  --> src/string_exam.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn reverseV(input: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_prime`
[INFO] [stdout]   --> src/string_exam.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn is_prime(n: u32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `nth`
[INFO] [stdout]   --> src/string_exam.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn nth(n: u32) -> u32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_proverb2`
[INFO] [stdout]   --> src/string_exam.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn build_proverb2(list: &[&str]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_proverb`
[INFO] [stdout]   --> src/string_exam.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn build_proverb(list: &[&str]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `verse`
[INFO] [stdout]   --> src/string_exam.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn verse(n: u32) -> String {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bottles`
[INFO] [stdout]   --> src/string_exam.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn bottles(n: u32) -> &'static str {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sing`
[INFO] [stdout]   --> src/string_exam.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub fn sing(start: u32, end: u32) -> String {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]   --> src/list.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]   --> src/list.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/list.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn peek(&self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rev`
[INFO] [stdout]   --> src/list.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn rev(self) -> SimpleLinkedList<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `length_of_longest_substring`
[INFO] [stdout]   --> src/list.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn length_of_longest_substring(s: String) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `die_simulator`
[INFO] [stdout]    --> src/list.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn die_simulator(n: i32, roll_max: Vec<i32>) -> i32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `MyRust1` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `my_rust1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bottles`
[INFO] [stdout]   --> src/string_exam.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn bottles(n: u32) -> &'static str {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `myV` should have a snake case name
[INFO] [stdout]  --> src/my_collect.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut myV: Vec<i32> = Vec::new();
[INFO] [stdout]   |             ^^^ help: convert the identifier to snake case: `my_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reverseV` should have a snake case name
[INFO] [stdout]  --> src/string_exam.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn reverseV(input: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^ help: convert the identifier to snake case: `reverse_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]   --> src/list.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]   --> src/list.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/list.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn peek(&self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rev`
[INFO] [stdout]   --> src/list.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn rev(self) -> SimpleLinkedList<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `length_of_longest_substring`
[INFO] [stdout]   --> src/list.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn length_of_longest_substring(s: String) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `die_simulator`
[INFO] [stdout]    --> src/list.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn die_simulator(n: i32, roll_max: Vec<i32>) -> i32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `MyRust1` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `my_rust1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `myV` should have a snake case name
[INFO] [stdout]  --> src/my_collect.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut myV: Vec<i32> = Vec::new();
[INFO] [stdout]   |             ^^^ help: convert the identifier to snake case: `my_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reverseV` should have a snake case name
[INFO] [stdout]  --> src/string_exam.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn reverseV(input: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^ help: convert the identifier to snake case: `reverse_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.08s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking MyRust1 v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/gcd.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         /// 可变引用
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 44 |         let mut guess = String::new();
[INFO] [stdout]    |         ------------------------------ rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/gcd.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         /// 可变引用
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 44 |         let mut guess = String::new();
[INFO] [stdout]    |         ------------------------------ rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `command_line`
[INFO] [stdout]   --> src/gcd.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) fn command_line() {
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `guess_number`
[INFO] [stdout]   --> src/gcd.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub(crate) fn guess_number() {
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ts_closure`
[INFO] [stdout]   --> src/gcd.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn ts_closure() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `th_thread`
[INFO] [stdout]   --> src/gcd.rs:92:4
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn th_thread() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_vec`
[INFO] [stdout]  --> src/my_collect.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) fn create_vec() {
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `two_sum`
[INFO] [stdout]   --> src/my_collect.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn two_sum(numbs: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `square_of_sum`
[INFO] [stdout]  --> src/my_math.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn square_of_sum(n: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_of_squares`
[INFO] [stdout]   --> src/my_math.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn sum_of_squares(n: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `difference`
[INFO] [stdout]   --> src/my_math.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn difference(n: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `square`
[INFO] [stdout]   --> src/my_math.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn square(s: u32) -> u64 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `total`
[INFO] [stdout]   --> src/my_math.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn total() -> u64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_of_multiples`
[INFO] [stdout]   --> src/my_math.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn sum_of_multiples(limit: u32, factors: &[u32]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverse`
[INFO] [stdout]  --> src/string_exam.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn reverse(input: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverseV`
[INFO] [stdout]  --> src/string_exam.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn reverseV(input: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_prime`
[INFO] [stdout]   --> src/string_exam.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn is_prime(n: u32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `nth`
[INFO] [stdout]   --> src/string_exam.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn nth(n: u32) -> u32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_proverb2`
[INFO] [stdout]   --> src/string_exam.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn build_proverb2(list: &[&str]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_proverb`
[INFO] [stdout]   --> src/string_exam.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn build_proverb(list: &[&str]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `verse`
[INFO] [stdout]   --> src/string_exam.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn verse(n: u32) -> String {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sing`
[INFO] [stdout]   --> src/string_exam.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub fn sing(start: u32, end: u32) -> String {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bottles`
[INFO] [stdout]   --> src/string_exam.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn bottles(n: u32) -> &'static str {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]   --> src/list.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]   --> src/list.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/list.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn peek(&self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rev`
[INFO] [stdout]   --> src/list.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn rev(self) -> SimpleLinkedList<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `length_of_longest_substring`
[INFO] [stdout]   --> src/list.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn length_of_longest_substring(s: String) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `die_simulator`
[INFO] [stdout]    --> src/list.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn die_simulator(n: i32, roll_max: Vec<i32>) -> i32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `MyRust1` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `my_rust1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `myV` should have a snake case name
[INFO] [stdout]  --> src/my_collect.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut myV: Vec<i32> = Vec::new();
[INFO] [stdout]   |             ^^^ help: convert the identifier to snake case: `my_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reverseV` should have a snake case name
[INFO] [stdout]  --> src/string_exam.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn reverseV(input: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^ help: convert the identifier to snake case: `reverse_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `command_line`
[INFO] [stdout]   --> src/gcd.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) fn command_line() {
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `guess_number`
[INFO] [stdout]   --> src/gcd.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub(crate) fn guess_number() {
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gcd`
[INFO] [stdout]   --> src/gcd.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn gcd(mut a: u64, mut b: u64) -> u64 {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ts_closure`
[INFO] [stdout]   --> src/gcd.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn ts_closure() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `th_thread`
[INFO] [stdout]   --> src/gcd.rs:92:4
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn th_thread() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_vec`
[INFO] [stdout]  --> src/my_collect.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) fn create_vec() {
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `two_sum`
[INFO] [stdout]   --> src/my_collect.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn two_sum(numbs: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `square_of_sum`
[INFO] [stdout]  --> src/my_math.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn square_of_sum(n: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_of_squares`
[INFO] [stdout]   --> src/my_math.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn sum_of_squares(n: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `difference`
[INFO] [stdout]   --> src/my_math.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn difference(n: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `square`
[INFO] [stdout]   --> src/my_math.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn square(s: u32) -> u64 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `total`
[INFO] [stdout]   --> src/my_math.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn total() -> u64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_of_multiples`
[INFO] [stdout]   --> src/my_math.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn sum_of_multiples(limit: u32, factors: &[u32]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverse`
[INFO] [stdout]  --> src/string_exam.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn reverse(input: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverseV`
[INFO] [stdout]  --> src/string_exam.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn reverseV(input: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_prime`
[INFO] [stdout]   --> src/string_exam.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn is_prime(n: u32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `nth`
[INFO] [stdout]   --> src/string_exam.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn nth(n: u32) -> u32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_proverb2`
[INFO] [stdout]   --> src/string_exam.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn build_proverb2(list: &[&str]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_proverb`
[INFO] [stdout]   --> src/string_exam.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn build_proverb(list: &[&str]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `verse`
[INFO] [stdout]   --> src/string_exam.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn verse(n: u32) -> String {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sing`
[INFO] [stdout]   --> src/string_exam.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub fn sing(start: u32, end: u32) -> String {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bottles`
[INFO] [stdout]   --> src/string_exam.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn bottles(n: u32) -> &'static str {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]   --> src/list.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]   --> src/list.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/list.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn peek(&self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rev`
[INFO] [stdout]   --> src/list.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn rev(self) -> SimpleLinkedList<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `length_of_longest_substring`
[INFO] [stdout]   --> src/list.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn length_of_longest_substring(s: String) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `die_simulator`
[INFO] [stdout]    --> src/list.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn die_simulator(n: i32, roll_max: Vec<i32>) -> i32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `MyRust1` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `my_rust1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `myV` should have a snake case name
[INFO] [stdout]  --> src/my_collect.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut myV: Vec<i32> = Vec::new();
[INFO] [stdout]   |             ^^^ help: convert the identifier to snake case: `my_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reverseV` should have a snake case name
[INFO] [stdout]  --> src/string_exam.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn reverseV(input: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^ help: convert the identifier to snake case: `reverse_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "a48ba973f89c269db6729e70501ce4c57f39693b62f8030509aad29756a86d13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a48ba973f89c269db6729e70501ce4c57f39693b62f8030509aad29756a86d13", kill_on_drop: false }`
[INFO] [stdout] a48ba973f89c269db6729e70501ce4c57f39693b62f8030509aad29756a86d13