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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/ilpvc/rustSample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filpvc%2FrustSample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filpvc%2FrustSample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 795c2299b3e40aa28b32fc5c97aea62fbcc34c54
[INFO] checking ilpvc/rustSample against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filpvc%2FrustSample" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
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[INFO] validating manifest of git repo https://github.com/ilpvc/rustSample on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
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[INFO] finished tweaking git repo https://github.com/ilpvc/rustSample
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[INFO] crate git repo https://github.com/ilpvc/rustSample already has a lockfile, it will not be regenerated
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[INFO] [stdout] warning: the item `rusqlite` is imported redundantly
[INFO] [stdout]  --> src/sql/sqlite/curd.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rusqlite;
[INFO] [stdout]   |     ^^^^^^^^ the item `rusqlite` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rusqlite` is imported redundantly
[INFO] [stdout]  --> src/sql/sqlite/curd.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rusqlite;
[INFO] [stdout]   |     ^^^^^^^^ the item `rusqlite` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/thread/thread_test.rs:6:9
[INFO] [stdout]    |
[INFO] [stdout] 6  | /         /**
[INFO] [stdout] 7  | |         * 由于 Rust 的测试框架（如 cargo test）会自动启动和管理测试线程，
[INFO] [stdout] 8  | |         * 它们会等待所有线程执行完成，以确保测试的正确性。因此，在测试中，所有
[INFO] [stdout] 9  | |         * 的线程会被按顺序执行，而不是并发执行，这样可以更容易地观察和理解输出，
[INFO] [stdout] 10 | |         * 同时也确保测试的可重复性。
[INFO] [stdout] 11 | |         */
[INFO] [stdout]    | |__________^
[INFO] [stdout] 12 |
[INFO] [stdout] 13 |           let mut handles = vec![];
[INFO] [stdout]    |           ------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Person` is never constructed
[INFO] [stdout]  --> src/sql/sqlite/curd.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Person {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_connect` is never used
[INFO] [stdout]   --> src/sql/sqlite/curd.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn create_connect() -> Connection {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_table` is never used
[INFO] [stdout]   --> src/sql/sqlite/curd.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn create_table() -> Result<Connection, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insert_person` is never used
[INFO] [stdout]   --> src/sql/sqlite/curd.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn insert_person(person: Person) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `select_all_person` is never used
[INFO] [stdout]   --> src/sql/sqlite/curd.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn select_all_person() -> Result<Vec<Person>, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `select_person_by_id` is never used
[INFO] [stdout]   --> src/sql/sqlite/curd.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn select_person_by_id(id:i32) -> Person{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update_person_by_id` is never used
[INFO] [stdout]   --> src/sql/sqlite/curd.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub fn update_person_by_id(person: Person) -> Result<usize,Error>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_person_by_id` is never used
[INFO] [stdout]   --> src/sql/sqlite/curd.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub fn delete_person_by_id(id:i32) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_connect` is never used
[INFO] [stdout]  --> src/sql/mysql/curd.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn create_connect() -> PooledConn {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_dept_table` is never used
[INFO] [stdout]   --> src/sql/mysql/curd.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn create_dept_table() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insert_dept` is never used
[INFO] [stdout]   --> src/sql/mysql/curd.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn insert_dept(dept: Dept) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `select_by_id` is never used
[INFO] [stdout]   --> src/sql/mysql/curd.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn select_by_id(ids: i32) -> Option<Dept> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `select_all_dept` is never used
[INFO] [stdout]   --> src/sql/mysql/curd.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn select_all_dept() -> Vec<Dept>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_dept_by_id` is never used
[INFO] [stdout]   --> src/sql/mysql/curd.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn delete_dept_by_id(id:i32){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update_dept_by_id` is never used
[INFO] [stdout]   --> src/sql/mysql/curd.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn update_dept_by_id(dept: Dept) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dept` is never constructed
[INFO] [stdout]  --> src/sql/mysql/dept.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Dept{
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encode` is never used
[INFO] [stdout]  --> src/codec/base16_codec.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn encode(data: &[u8]) -> Vec<char>{
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decode` is never used
[INFO] [stdout]   --> src/codec/base16_codec.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn decode(data: &[char]) -> Option<Vec<u8>>{
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `List` is never used
[INFO] [stdout]  --> src/normal/linked_list.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum List {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `append`, `len`, and `stringify` are never used
[INFO] [stdout]   --> src/normal/linked_list.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl List {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 10 |     pub fn new() -> List {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn append(self, elem: i32) -> List {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn len(&self) -> u32 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn stringify(&self)->String{
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.81s
[INFO] running `Command { std: "docker" "inspect" "28eda1f85d9179b4c0bae49997886844dbb8bb477f795d45a02d740c86701e65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28eda1f85d9179b4c0bae49997886844dbb8bb477f795d45a02d740c86701e65", kill_on_drop: false }`
[INFO] [stdout] 28eda1f85d9179b4c0bae49997886844dbb8bb477f795d45a02d740c86701e65
[INFO] checking ilpvc/rustSample against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filpvc%2FrustSample" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ilpvc/rustSample on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ilpvc/rustSample
[INFO] finished tweaking git repo https://github.com/ilpvc/rustSample
[INFO] tweaked toml for git repo https://github.com/ilpvc/rustSample written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ilpvc/rustSample 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c250288b528eb874b2a1b1070d2eccbda0d4032cf495e3ab6b13970de075ba8
[INFO] running `Command { std: "docker" "start" "-a" "2c250288b528eb874b2a1b1070d2eccbda0d4032cf495e3ab6b13970de075ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c250288b528eb874b2a1b1070d2eccbda0d4032cf495e3ab6b13970de075ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c250288b528eb874b2a1b1070d2eccbda0d4032cf495e3ab6b13970de075ba8", kill_on_drop: false }`
[INFO] [stdout] 2c250288b528eb874b2a1b1070d2eccbda0d4032cf495e3ab6b13970de075ba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 222e4dad0f8ff371a9c47c174a347ce7643271daefdc694ea54131f5d8066d85
[INFO] running `Command { std: "docker" "start" "-a" "222e4dad0f8ff371a9c47c174a347ce7643271daefdc694ea54131f5d8066d85", kill_on_drop: false }`
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[INFO] [stderr]     Checking rusqlite v0.31.0
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[INFO] [stdout] warning: the item `rusqlite` is imported redundantly
[INFO] [stdout]  --> src/sql/sqlite/curd.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rusqlite;
[INFO] [stdout]   |     ^^^^^^^^ the item `rusqlite` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rusqlite` is imported redundantly
[INFO] [stdout]  --> src/sql/sqlite/curd.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rusqlite;
[INFO] [stdout]   |     ^^^^^^^^ the item `rusqlite` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/thread/thread_test.rs:6:9
[INFO] [stdout]    |
[INFO] [stdout] 6  | /         /**
[INFO] [stdout] 7  | |         * 由于 Rust 的测试框架（如 cargo test）会自动启动和管理测试线程，
[INFO] [stdout] 8  | |         * 它们会等待所有线程执行完成，以确保测试的正确性。因此，在测试中，所有
[INFO] [stdout] 9  | |         * 的线程会被按顺序执行，而不是并发执行，这样可以更容易地观察和理解输出，
[INFO] [stdout] 10 | |         * 同时也确保测试的可重复性。
[INFO] [stdout] 11 | |         */
[INFO] [stdout]    | |__________^
[INFO] [stdout] 12 |
[INFO] [stdout] 13 |           let mut handles = vec![];
[INFO] [stdout]    |           ------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Person` is never constructed
[INFO] [stdout]  --> src/sql/sqlite/curd.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Person {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_connect` is never used
[INFO] [stdout]   --> src/sql/sqlite/curd.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn create_connect() -> Connection {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_table` is never used
[INFO] [stdout]   --> src/sql/sqlite/curd.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn create_table() -> Result<Connection, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insert_person` is never used
[INFO] [stdout]   --> src/sql/sqlite/curd.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn insert_person(person: Person) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `select_all_person` is never used
[INFO] [stdout]   --> src/sql/sqlite/curd.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn select_all_person() -> Result<Vec<Person>, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `select_person_by_id` is never used
[INFO] [stdout]   --> src/sql/sqlite/curd.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn select_person_by_id(id:i32) -> Person{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update_person_by_id` is never used
[INFO] [stdout]   --> src/sql/sqlite/curd.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub fn update_person_by_id(person: Person) -> Result<usize,Error>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_person_by_id` is never used
[INFO] [stdout]   --> src/sql/sqlite/curd.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub fn delete_person_by_id(id:i32) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_connect` is never used
[INFO] [stdout]  --> src/sql/mysql/curd.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn create_connect() -> PooledConn {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_dept_table` is never used
[INFO] [stdout]   --> src/sql/mysql/curd.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn create_dept_table() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insert_dept` is never used
[INFO] [stdout]   --> src/sql/mysql/curd.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn insert_dept(dept: Dept) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `select_by_id` is never used
[INFO] [stdout]   --> src/sql/mysql/curd.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn select_by_id(ids: i32) -> Option<Dept> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `select_all_dept` is never used
[INFO] [stdout]   --> src/sql/mysql/curd.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn select_all_dept() -> Vec<Dept>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_dept_by_id` is never used
[INFO] [stdout]   --> src/sql/mysql/curd.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn delete_dept_by_id(id:i32){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update_dept_by_id` is never used
[INFO] [stdout]   --> src/sql/mysql/curd.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn update_dept_by_id(dept: Dept) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dept` is never constructed
[INFO] [stdout]  --> src/sql/mysql/dept.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Dept{
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encode` is never used
[INFO] [stdout]  --> src/codec/base16_codec.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn encode(data: &[u8]) -> Vec<char>{
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decode` is never used
[INFO] [stdout]   --> src/codec/base16_codec.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn decode(data: &[char]) -> Option<Vec<u8>>{
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `List` is never used
[INFO] [stdout]  --> src/normal/linked_list.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum List {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `append`, `len`, and `stringify` are never used
[INFO] [stdout]   --> src/normal/linked_list.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl List {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 10 |     pub fn new() -> List {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn append(self, elem: i32) -> List {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn len(&self) -> u32 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn stringify(&self)->String{
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.65s
[INFO] running `Command { std: "docker" "inspect" "222e4dad0f8ff371a9c47c174a347ce7643271daefdc694ea54131f5d8066d85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "222e4dad0f8ff371a9c47c174a347ce7643271daefdc694ea54131f5d8066d85", kill_on_drop: false }`
[INFO] [stdout] 222e4dad0f8ff371a9c47c174a347ce7643271daefdc694ea54131f5d8066d85