[INFO] cloning repository https://github.com/telumo/rust_design_pattern
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/telumo/rust_design_pattern" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftelumo%2Frust_design_pattern", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftelumo%2Frust_design_pattern'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69ab7adc8ae2934229f42fa72a2f9ac80a7fbf17
[INFO] testing telumo/rust_design_pattern against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftelumo%2Frust_design_pattern" "/workspace/builds/worker-106/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-106/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/telumo/rust_design_pattern on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/telumo/rust_design_pattern
[INFO] finished tweaking git repo https://github.com/telumo/rust_design_pattern
[INFO] tweaked toml for git repo https://github.com/telumo/rust_design_pattern written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate git repo https://github.com/telumo/rust_design_pattern already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 930e6a4d5b5cc0e63c5046a4b4fc347e6a49aa819cc76c8361207a605a696983
[INFO] running `Command { std: "docker" "start" "-a" "930e6a4d5b5cc0e63c5046a4b4fc347e6a49aa819cc76c8361207a605a696983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "930e6a4d5b5cc0e63c5046a4b4fc347e6a49aa819cc76c8361207a605a696983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "930e6a4d5b5cc0e63c5046a4b4fc347e6a49aa819cc76c8361207a605a696983", kill_on_drop: false }`
[INFO] [stdout] 930e6a4d5b5cc0e63c5046a4b4fc347e6a49aa819cc76c8361207a605a696983
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3d998e59f1ced8ec30b6214a926932e0c60527e7a79fe24751d8890316cf1c5
[INFO] running `Command { std: "docker" "start" "-a" "b3d998e59f1ced8ec30b6214a926932e0c60527e7a79fe24751d8890316cf1c5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling design_pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/adapter/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn new(string: String) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/adapter/mod.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn new(string: String) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]   --> src/adapter/mod.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_all`
[INFO] [stdout]   --> src/adapter/mod.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn print_all<T: Print>(p: T) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/factory_method/mod.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_owners`
[INFO] [stdout]   --> src/factory_method/mod.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn get_owners(&mut self) -> &Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]   --> src/factory_method/mod.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/iterator/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn new(name: impl Into<String>) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_name`
[INFO] [stdout]   --> src/iterator/mod.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn get_name(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/iterator/mod.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `append_book`
[INFO] [stdout]   --> src/iterator/mod.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn append_book(&mut self, book: Book) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]   --> src/iterator/mod.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Manager`
[INFO] [stdout]   --> src/prototype/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Manager {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/prototype/mod.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `register`
[INFO] [stdout]   --> src/prototype/mod.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn register(&mut self, name: String, proto: Box<dyn Product>) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/prototype/mod.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn create(&self, protoname: String) -> Option<Box<dyn Product>> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/prototype/mod.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn new(decochar: char) -> Box<MessageBox> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/prototype/mod.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn new(ulchar: char) -> Box<UnderlinePen> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]   --> src/prototype/mod.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/singleton/mod.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]   --> src/template_method/mod.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "b3d998e59f1ced8ec30b6214a926932e0c60527e7a79fe24751d8890316cf1c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3d998e59f1ced8ec30b6214a926932e0c60527e7a79fe24751d8890316cf1c5", kill_on_drop: false }`
[INFO] [stdout] b3d998e59f1ced8ec30b6214a926932e0c60527e7a79fe24751d8890316cf1c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbd9882e0a85e8cb022f299f708083e3f2acd47548cb9a319a67c4208d35961c
[INFO] running `Command { std: "docker" "start" "-a" "cbd9882e0a85e8cb022f299f708083e3f2acd47548cb9a319a67c4208d35961c", kill_on_drop: false }`
[INFO] [stderr]    Compiling design_pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/adapter/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn new(string: String) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/adapter/mod.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn new(string: String) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]   --> src/adapter/mod.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_all`
[INFO] [stdout]   --> src/adapter/mod.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn print_all<T: Print>(p: T) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/factory_method/mod.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_owners`
[INFO] [stdout]   --> src/factory_method/mod.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn get_owners(&mut self) -> &Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]   --> src/factory_method/mod.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]   --> src/iterator/mod.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Manager`
[INFO] [stdout]   --> src/prototype/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Manager {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/prototype/mod.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `register`
[INFO] [stdout]   --> src/prototype/mod.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn register(&mut self, name: String, proto: Box<dyn Product>) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/prototype/mod.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn create(&self, protoname: String) -> Option<Box<dyn Product>> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/prototype/mod.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn new(decochar: char) -> Box<MessageBox> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/prototype/mod.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn new(ulchar: char) -> Box<UnderlinePen> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]   --> src/prototype/mod.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/singleton/mod.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]   --> src/template_method/mod.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "cbd9882e0a85e8cb022f299f708083e3f2acd47548cb9a319a67c4208d35961c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbd9882e0a85e8cb022f299f708083e3f2acd47548cb9a319a67c4208d35961c", kill_on_drop: false }`
[INFO] [stdout] cbd9882e0a85e8cb022f299f708083e3f2acd47548cb9a319a67c4208d35961c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d428cbc79a087bf227f145bbc7fc9c6905090d454b4dcc0d70337a3a59d75ead
[INFO] running `Command { std: "docker" "start" "-a" "d428cbc79a087bf227f145bbc7fc9c6905090d454b4dcc0d70337a3a59d75ead", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]  --> src/adapter/mod.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn new(string: String) -> Self {
[INFO] [stderr]   |        ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/adapter/mod.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn new(string: String) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]   --> src/adapter/mod.rs:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn run() {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_all`
[INFO] [stderr]   --> src/adapter/mod.rs:58:4
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn print_all<T: Print>(p: T) {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/factory_method/mod.rs:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_owners`
[INFO] [stderr]   --> src/factory_method/mod.rs:49:8
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn get_owners(&mut self) -> &Vec<String> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]   --> src/factory_method/mod.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 | pub fn run() {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]   --> src/iterator/mod.rs:87:8
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub fn run() {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Manager`
[INFO] [stderr]   --> src/prototype/mod.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct Manager {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/prototype/mod.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `register`
[INFO] [stderr]   --> src/prototype/mod.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn register(&mut self, name: String, proto: Box<dyn Product>) {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `create`
[INFO] [stderr]   --> src/prototype/mod.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn create(&self, protoname: String) -> Option<Box<dyn Product>> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/prototype/mod.rs:47:8
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn new(decochar: char) -> Box<MessageBox> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/prototype/mod.rs:76:8
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn new(ulchar: char) -> Box<UnderlinePen> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]   --> src/prototype/mod.rs:96:8
[INFO] [stderr]    |
[INFO] [stderr] 96 | pub fn run() {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]  --> src/singleton/mod.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]   --> src/template_method/mod.rs:54:8
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub fn run() {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `design_pattern` (bin "design_pattern" test) generated 17 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/design_pattern-0e534ab19dc6d3cb)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test iterator::test::test_book_1 ... ok
[INFO] [stdout] test iterator::test::test_book_shelf_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d428cbc79a087bf227f145bbc7fc9c6905090d454b4dcc0d70337a3a59d75ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d428cbc79a087bf227f145bbc7fc9c6905090d454b4dcc0d70337a3a59d75ead", kill_on_drop: false }`
[INFO] [stdout] d428cbc79a087bf227f145bbc7fc9c6905090d454b4dcc0d70337a3a59d75ead