[INFO] cloning repository https://github.com/halonso14/rust_trait
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/halonso14/rust_trait" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalonso14%2Frust_trait", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalonso14%2Frust_trait'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 255ef3f4c4c23cd9303cbceed4f2c54d255b771c
[INFO] checking halonso14/rust_trait against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalonso14%2Frust_trait" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/halonso14/rust_trait
[INFO] finished tweaking git repo https://github.com/halonso14/rust_trait
[INFO] tweaked toml for git repo https://github.com/halonso14/rust_trait written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/halonso14/rust_trait on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/halonso14/rust_trait 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70fafd6f2ea8425d70872f6dd96470b5f239da830a5c921454a03b38df19e778
[INFO] running `Command { std: "docker" "start" "-a" "70fafd6f2ea8425d70872f6dd96470b5f239da830a5c921454a03b38df19e778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70fafd6f2ea8425d70872f6dd96470b5f239da830a5c921454a03b38df19e778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70fafd6f2ea8425d70872f6dd96470b5f239da830a5c921454a03b38df19e778", kill_on_drop: false }`
[INFO] [stdout] 70fafd6f2ea8425d70872f6dd96470b5f239da830a5c921454a03b38df19e778
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3eaf8bb83eb6187dadf5d050db0cc198cf63e128ccb75befad15504a567e76e2
[INFO] running `Command { std: "docker" "start" "-a" "3eaf8bb83eb6187dadf5d050db0cc198cf63e128ccb75befad15504a567e76e2", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling async-trait v0.1.73
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking quote v1.0.33
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking syn v2.0.33
[INFO] [stderr]     Checking darling_core v0.20.3
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]    Compiling darling_macro v0.20.3
[INFO] [stderr]     Checking darling v0.20.3
[INFO] [stderr]     Checking rust_trait_derive v0.1.0 (/opt/rustwide/workdir/rust_trait_derive)
[INFO] [stderr]     Checking rust_trait v0.1.0 (/opt/rustwide/workdir/rust_trait)
[INFO] [stdout] warning: unused import: `response::to_generic_response`
[INFO] [stdout]  --> rust_trait/src/external_module/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use response::to_generic_response;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error::ErrorA`
[INFO] [stdout]  --> rust_trait/src/module_a/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use error::ErrorA;
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::task`
[INFO] [stdout]  --> rust_trait/src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tokio::task;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `response::to_generic_response`
[INFO] [stdout]  --> rust_trait/src/external_module/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use response::to_generic_response;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error::ErrorA`
[INFO] [stdout]  --> rust_trait/src/module_a/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use error::ErrorA;
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::task`
[INFO] [stdout]  --> rust_trait/src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tokio::task;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ISyncTrait` is never used
[INFO] [stdout]   --> rust_trait/src/lib.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | trait ISyncTrait {
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IAsyncTrait` is never used
[INFO] [stdout]   --> rust_trait/src/lib.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | trait IAsyncTrait: Send + Sync {
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AsyncTraitWithClone` is never constructed
[INFO] [stdout]   --> rust_trait/src/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct AsyncTraitWithClone;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AsyncTraitWithoutClone` is never constructed
[INFO] [stdout]   --> rust_trait/src/lib.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | struct AsyncTraitWithoutClone;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StructWithClone` is never constructed
[INFO] [stdout]   --> rust_trait/src/lib.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | struct StructWithClone {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `perform_action` are never used
[INFO] [stdout]   --> rust_trait/src/lib.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | impl StructWithClone {
[INFO] [stdout]    | -------------------- associated items in this implementation
[INFO] [stdout] 75 |     fn new(async_trait_with_clone: Arc<dyn IAsyncTrait>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     async fn perform_action(&self) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StructWithoutClone` is never constructed
[INFO] [stdout]   --> rust_trait/src/lib.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | struct StructWithoutClone {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `perform_action` are never used
[INFO] [stdout]   --> rust_trait/src/lib.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | impl StructWithoutClone {
[INFO] [stdout]    | ----------------------- associated items in this implementation
[INFO] [stdout] 91 |     fn new(async_trait_without_clone: Box<dyn IAsyncTrait>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |     async fn perform_action(&self) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TestCase` is never used
[INFO] [stdout]  --> rust_trait/src/common.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum TestCase {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GenenricResponse` is never used
[INFO] [stdout]   --> rust_trait/src/common.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum GenenricResponse<S, F> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ToSuccess` is never used
[INFO] [stdout]   --> rust_trait/src/common.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait ToSuccess<S, F> {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ToFailure` is never used
[INFO] [stdout]   --> rust_trait/src/common.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub trait ToFailure<S, F> {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `do_external` is never used
[INFO] [stdout]  --> rust_trait/src/external_module/do_external.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn do_external(
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExternalError` is never used
[INFO] [stdout]  --> rust_trait/src/external_module/error.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum ExternalError {
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_generic_response` is never used
[INFO] [stdout]   --> rust_trait/src/external_module/response.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn to_generic_response<S, F>(data: ExternalResponse) -> GenenricResponse<S, F>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `do_a` is never used
[INFO] [stdout]  --> rust_trait/src/module_a/do_a.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn do_a(case: TestCase) -> Result<bool, ErrorA> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ErrorA` is never used
[INFO] [stdout]  --> rust_trait/src/module_a/error.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum ErrorA {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `do_b` is never used
[INFO] [stdout]  --> rust_trait/src/module_b/do_b.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn do_b(case: &TestCase) -> Result<bool, ErrorB> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ErrorB` is never used
[INFO] [stdout]  --> rust_trait/src/module_b/error.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum ErrorB {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ISyncTrait` is never used
[INFO] [stdout]   --> rust_trait/src/lib.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | trait ISyncTrait {
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IAsyncTrait` is never used
[INFO] [stdout]   --> rust_trait/src/lib.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | trait IAsyncTrait: Send + Sync {
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AsyncTraitWithClone` is never constructed
[INFO] [stdout]   --> rust_trait/src/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct AsyncTraitWithClone;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AsyncTraitWithoutClone` is never constructed
[INFO] [stdout]   --> rust_trait/src/lib.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | struct AsyncTraitWithoutClone;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StructWithClone` is never constructed
[INFO] [stdout]   --> rust_trait/src/lib.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | struct StructWithClone {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `perform_action` are never used
[INFO] [stdout]   --> rust_trait/src/lib.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | impl StructWithClone {
[INFO] [stdout]    | -------------------- associated items in this implementation
[INFO] [stdout] 75 |     fn new(async_trait_with_clone: Arc<dyn IAsyncTrait>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     async fn perform_action(&self) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StructWithoutClone` is never constructed
[INFO] [stdout]   --> rust_trait/src/lib.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | struct StructWithoutClone {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `perform_action` are never used
[INFO] [stdout]   --> rust_trait/src/lib.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | impl StructWithoutClone {
[INFO] [stdout]    | ----------------------- associated items in this implementation
[INFO] [stdout] 91 |     fn new(async_trait_without_clone: Box<dyn IAsyncTrait>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |     async fn perform_action(&self) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TestCase` is never used
[INFO] [stdout]  --> rust_trait/src/common.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum TestCase {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GenenricResponse` is never used
[INFO] [stdout]   --> rust_trait/src/common.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum GenenricResponse<S, F> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ToSuccess` is never used
[INFO] [stdout]   --> rust_trait/src/common.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait ToSuccess<S, F> {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ToFailure` is never used
[INFO] [stdout]   --> rust_trait/src/common.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub trait ToFailure<S, F> {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `do_external` is never used
[INFO] [stdout]  --> rust_trait/src/external_module/do_external.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn do_external(
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExternalError` is never used
[INFO] [stdout]  --> rust_trait/src/external_module/error.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum ExternalError {
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_generic_response` is never used
[INFO] [stdout]   --> rust_trait/src/external_module/response.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn to_generic_response<S, F>(data: ExternalResponse) -> GenenricResponse<S, F>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `do_a` is never used
[INFO] [stdout]  --> rust_trait/src/module_a/do_a.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn do_a(case: TestCase) -> Result<bool, ErrorA> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ErrorA` is never used
[INFO] [stdout]  --> rust_trait/src/module_a/error.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum ErrorA {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `do_b` is never used
[INFO] [stdout]  --> rust_trait/src/module_b/do_b.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn do_b(case: &TestCase) -> Result<bool, ErrorB> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ErrorB` is never used
[INFO] [stdout]  --> rust_trait/src/module_b/error.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum ErrorB {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.00s
[INFO] running `Command { std: "docker" "inspect" "3eaf8bb83eb6187dadf5d050db0cc198cf63e128ccb75befad15504a567e76e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eaf8bb83eb6187dadf5d050db0cc198cf63e128ccb75befad15504a567e76e2", kill_on_drop: false }`
[INFO] [stdout] 3eaf8bb83eb6187dadf5d050db0cc198cf63e128ccb75befad15504a567e76e2