[INFO] cloning repository https://github.com/BrodyChung/rustee1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BrodyChung/rustee1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrodyChung%2Frustee1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrodyChung%2Frustee1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bfbbc16fc5b214b9225c6d8c4487f95b100736d8
[INFO] checking BrodyChung/rustee1/bfbbc16fc5b214b9225c6d8c4487f95b100736d8 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrodyChung%2Frustee1" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BrodyChung/rustee1 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BrodyChung/rustee1
[INFO] finished tweaking git repo https://github.com/BrodyChung/rustee1
[INFO] tweaked toml for git repo https://github.com/BrodyChung/rustee1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BrodyChung/rustee1 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65f5fb971eeb767a3ab1e1561c824e1095b45f7a631cfacf9e3baaac05fbf3d3
[INFO] running `Command { std: "docker" "start" "-a" "65f5fb971eeb767a3ab1e1561c824e1095b45f7a631cfacf9e3baaac05fbf3d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65f5fb971eeb767a3ab1e1561c824e1095b45f7a631cfacf9e3baaac05fbf3d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65f5fb971eeb767a3ab1e1561c824e1095b45f7a631cfacf9e3baaac05fbf3d3", kill_on_drop: false }`
[INFO] [stdout] 65f5fb971eeb767a3ab1e1561c824e1095b45f7a631cfacf9e3baaac05fbf3d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d4ac6714ca54ea7e4f5c7891a90b107f258dd9f33e9becc9d2f08c5020bb227
[INFO] running `Command { std: "docker" "start" "-a" "7d4ac6714ca54ea7e4f5c7891a90b107f258dd9f33e9becc9d2f08c5020bb227", kill_on_drop: false }`
[INFO] [stderr]     Checking rustee1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `animal::*`
[INFO] [stdout]  --> src/copy/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use animal::*;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]  --> src/copy/shape.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::any::Any;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `shape::*`
[INFO] [stdout]  --> src/copy/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use shape::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `value::*`
[INFO] [stdout]  --> src/copy/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use value::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mytrait::*`
[INFO] [stdout]   --> src/copy/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use mytrait::*;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `copy::*`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use copy::*;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `leap::*`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use leap::*;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fib::*`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use fib::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fib::fibo::*`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use fib::fibo::*; // should be imported to run tests.
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `animal::*`
[INFO] [stdout]  --> src/copy/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use animal::*;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `shape::*`
[INFO] [stdout]  --> src/copy/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use shape::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `value::*`
[INFO] [stdout]  --> src/copy/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use value::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mytrait::*`
[INFO] [stdout]   --> src/copy/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use mytrait::*;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `copy::*`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use copy::*;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `leap::*`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use leap::*;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fib::*`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use fib::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fib::fibo::*`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use fib::fibo::*; // should be imported to run tests.
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_copy` is never used
[INFO] [stdout]   --> src/copy/mod.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn is_copy<T: Copy>() {}
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_clone` is never used
[INFO] [stdout]   --> src/copy/mod.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn is_clone<T: Clone>() {}
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `swap` is never used
[INFO] [stdout]   --> src/copy/mod.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn swap<T: Copy>(a: &mut T, b: &mut T) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `swap_clone` is never used
[INFO] [stdout]   --> src/copy/mod.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn swap_clone<T: Clone>(a: &mut T, b: &mut T) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `make_sound` and `as_any` are never used
[INFO] [stdout]  --> src/copy/animal.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Animal {
[INFO] [stdout]   |           ------ methods in this trait
[INFO] [stdout] 4 |     fn make_sound(&self);
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 5 |     //
[INFO] [stdout] 6 |     fn as_any(&self) -> &dyn Any;
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Shape` is never used
[INFO] [stdout]  --> src/copy/shape.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Shape {
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]  --> src/copy/shape.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Rectangle {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Circle` is never constructed
[INFO] [stdout]   --> src/copy/shape.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Circle {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Value` is never used
[INFO] [stdout]  --> src/copy/value.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Value {
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_value` is never used
[INFO] [stdout]   --> src/copy/value.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn print_value<T: Value>(val: T) {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]  --> src/copy/mytrait.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Trait {}
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `downcast` is never used
[INFO] [stdout]   --> src/copy/mytrait.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl dyn Trait {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub unsafe fn downcast<T>(&self) -> &T {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_leap` is never used
[INFO] [stdout]  --> src/leap.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn is_leap(year: u32) -> bool {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fib` is never used
[INFO] [stdout]  --> src/fib/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn fib(n: u32) -> u32 {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/fib/fibo.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Fibo {
[INFO] [stdout]   | --------- associated function in this implementation
[INFO] [stdout] 7 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_any` is never used
[INFO] [stdout]  --> src/copy/animal.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Animal {
[INFO] [stdout]   |           ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 6 |     fn as_any(&self) -> &dyn Any;
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `animal::*`
[INFO] [stdout]  --> src/copy/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use animal::*;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `shape::*`
[INFO] [stdout]  --> src/copy/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use shape::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `value::*`
[INFO] [stdout]  --> src/copy/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use value::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mytrait::*`
[INFO] [stdout]   --> src/copy/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use mytrait::*;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `copy::*`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use copy::*;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `animal::*`
[INFO] [stdout]  --> src/copy/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use animal::*;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]  --> src/copy/shape.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::any::Any;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `shape::*`
[INFO] [stdout]  --> src/copy/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use shape::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `value::*`
[INFO] [stdout]  --> src/copy/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use value::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mytrait::*`
[INFO] [stdout]   --> src/copy/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use mytrait::*;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `copy::*`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use copy::*;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_copy` is never used
[INFO] [stdout]   --> src/copy/mod.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn is_copy<T: Copy>() {}
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_clone` is never used
[INFO] [stdout]   --> src/copy/mod.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn is_clone<T: Clone>() {}
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `swap` is never used
[INFO] [stdout]   --> src/copy/mod.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn swap<T: Copy>(a: &mut T, b: &mut T) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `swap_clone` is never used
[INFO] [stdout]   --> src/copy/mod.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn swap_clone<T: Clone>(a: &mut T, b: &mut T) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `make_sound` and `as_any` are never used
[INFO] [stdout]  --> src/copy/animal.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Animal {
[INFO] [stdout]   |           ------ methods in this trait
[INFO] [stdout] 4 |     fn make_sound(&self);
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 5 |     //
[INFO] [stdout] 6 |     fn as_any(&self) -> &dyn Any;
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Shape` is never used
[INFO] [stdout]  --> src/copy/shape.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Shape {
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]  --> src/copy/shape.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Rectangle {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Circle` is never constructed
[INFO] [stdout]   --> src/copy/shape.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Circle {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Value` is never used
[INFO] [stdout]  --> src/copy/value.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Value {
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_value` is never used
[INFO] [stdout]   --> src/copy/value.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn print_value<T: Value>(val: T) {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_any` is never used
[INFO] [stdout]  --> src/copy/animal.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Animal {
[INFO] [stdout]   |           ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 6 |     fn as_any(&self) -> &dyn Any;
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "7d4ac6714ca54ea7e4f5c7891a90b107f258dd9f33e9becc9d2f08c5020bb227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d4ac6714ca54ea7e4f5c7891a90b107f258dd9f33e9becc9d2f08c5020bb227", kill_on_drop: false }`
[INFO] [stdout] 7d4ac6714ca54ea7e4f5c7891a90b107f258dd9f33e9becc9d2f08c5020bb227