[INFO] cloning repository https://github.com/Fryymann/rust_autogpt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fryymann/rust_autogpt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFryymann%2Frust_autogpt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFryymann%2Frust_autogpt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f68bf0ce017b86a5ca3487ab606cb159fc228c5
[INFO] testing Fryymann/rust_autogpt against beta-2025-01-12 for beta-1.85-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFryymann%2Frust_autogpt" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Fryymann/rust_autogpt on toolchain beta-2025-01-12
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-01-12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Fryymann/rust_autogpt
[INFO] finished tweaking git repo https://github.com/Fryymann/rust_autogpt
[INFO] tweaked toml for git repo https://github.com/Fryymann/rust_autogpt written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Fryymann/rust_autogpt 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" "+beta-2025-01-12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winnow v0.5.1
[INFO] [stderr]   Downloaded serde v1.0.176
[INFO] [stderr]   Downloaded serde_derive v1.0.176
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-01-12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35b7ff79e4fff911f41dc0dc1cab7329863288654becded87949e466037ae2bd
[INFO] running `Command { std: "docker" "start" "-a" "35b7ff79e4fff911f41dc0dc1cab7329863288654becded87949e466037ae2bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35b7ff79e4fff911f41dc0dc1cab7329863288654becded87949e466037ae2bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35b7ff79e4fff911f41dc0dc1cab7329863288654becded87949e466037ae2bd", kill_on_drop: false }`
[INFO] [stdout] 35b7ff79e4fff911f41dc0dc1cab7329863288654becded87949e466037ae2bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-01-12" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc70efcfc6b34b817d2de4ea3a67b69211fa956131a5cb9f9f0e71c962b9a062
[INFO] running `Command { std: "docker" "start" "-a" "dc70efcfc6b34b817d2de4ea3a67b69211fa956131a5cb9f9f0e71c962b9a062", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `convert`
[INFO] [stdout]  --> src/m4_polymorphism.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{str::FromStr, convert};
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CarColor` is never used
[INFO] [stdout]  --> src/m1_enums.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum CarColor {
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GivenResult` is never used
[INFO] [stdout]   --> src/m1_enums.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum GivenResult<T, E> {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_car_color_blue` is never used
[INFO] [stdout]   --> src/m1_enums.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn create_car_color_blue() -> CarColor {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_under_five` is never used
[INFO] [stdout]   --> src/m1_enums.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn check_under_five(num_check: u8) -> GivenResult<u8, String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]  --> src/m2_structs.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct User {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `increment_sign_in_count`, `change_email`, and `change_username` are never used
[INFO] [stdout]   --> src/m2_structs.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl User {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 11 |     fn increment_sign_in_count(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn change_email(&mut self, new_email: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn change_username(&mut self, new_username: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Attacker` is never used
[INFO] [stdout]  --> src/m3_traits.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Attacker {
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Character` is never used
[INFO] [stdout]   --> src/m3_traits.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Character {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 14s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.87
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "dc70efcfc6b34b817d2de4ea3a67b69211fa956131a5cb9f9f0e71c962b9a062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc70efcfc6b34b817d2de4ea3a67b69211fa956131a5cb9f9f0e71c962b9a062", kill_on_drop: false }`
[INFO] [stdout] dc70efcfc6b34b817d2de4ea3a67b69211fa956131a5cb9f9f0e71c962b9a062
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-01-12" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 164da50e8065655cd36f59516d79746838eccd89207437724c4572856f7157f7
[INFO] running `Command { std: "docker" "start" "-a" "164da50e8065655cd36f59516d79746838eccd89207437724c4572856f7157f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling playaround v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/m2_structs.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/m3_traits.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `convert`
[INFO] [stdout]  --> src/m4_polymorphism.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{str::FromStr, convert};
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/m4_polymorphism.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_1`
[INFO] [stdout]   --> src/m2_structs.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let user_1: User = User {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chosen_weapon`
[INFO] [stdout]   --> src/m3_traits.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let chosen_weapon: String = my_character.choose_weapon();
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chosen_weapon`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_addr`
[INFO] [stdout]   --> src/m4_polymorphism.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let new_addr: Address = get_ethereum_data("0xa27CEF8aF2B6575903b676e5644657FAe96F491F");
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Red`, `Green`, and `Silver` are never constructed
[INFO] [stdout]  --> src/m1_enums.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum CarColor {
[INFO] [stdout]   |      -------- variants in this enum
[INFO] [stdout] 4 |     Red,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 5 |     Green,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     Blue,
[INFO] [stdout] 7 |     Silver
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CarColor` 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: fields `username` and `active` are never read
[INFO] [stdout]  --> src/m2_structs.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct User {
[INFO] [stdout]   |        ---- fields in this struct
[INFO] [stdout] 4 |     username: String,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 7 |     active: bool,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `change_username` is never used
[INFO] [stdout]   --> src/m2_structs.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl User {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn change_username(&mut self, new_username: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Warrior` and `Wizard` are never constructed
[INFO] [stdout]   --> src/m3_traits.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Character {
[INFO] [stdout]    |      --------- variants in this enum
[INFO] [stdout] 11 |     Warrior,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     Archer,
[INFO] [stdout] 13 |     Wizard,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Character` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.93s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.87
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "164da50e8065655cd36f59516d79746838eccd89207437724c4572856f7157f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "164da50e8065655cd36f59516d79746838eccd89207437724c4572856f7157f7", kill_on_drop: false }`
[INFO] [stdout] 164da50e8065655cd36f59516d79746838eccd89207437724c4572856f7157f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-01-12" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f697ecf5dfd3b86ba6cee037bfef36a7b0ee4c413dbbdc736e98e827984dedaa
[INFO] running `Command { std: "docker" "start" "-a" "f697ecf5dfd3b86ba6cee037bfef36a7b0ee4c413dbbdc736e98e827984dedaa", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/m2_structs.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/m3_traits.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `convert`
[INFO] [stderr]  --> src/m4_polymorphism.rs:2:25
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{str::FromStr, convert};
[INFO] [stderr]   |                         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/m4_polymorphism.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `user_1`
[INFO] [stderr]   --> src/m2_structs.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |         let user_1: User = User {
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chosen_weapon`
[INFO] [stderr]   --> src/m3_traits.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let chosen_weapon: String = my_character.choose_weapon();
[INFO] [stderr]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chosen_weapon`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `new_addr`
[INFO] [stderr]   --> src/m4_polymorphism.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let new_addr: Address = get_ethereum_data("0xa27CEF8aF2B6575903b676e5644657FAe96F491F");
[INFO] [stderr]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Red`, `Green`, and `Silver` are never constructed
[INFO] [stderr]  --> src/m1_enums.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | enum CarColor {
[INFO] [stderr]   |      -------- variants in this enum
[INFO] [stderr] 4 |     Red,
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 5 |     Green,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 6 |     Blue,
[INFO] [stderr] 7 |     Silver
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `CarColor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `username` and `active` are never read
[INFO] [stderr]  --> src/m2_structs.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct User {
[INFO] [stderr]   |        ---- fields in this struct
[INFO] [stderr] 4 |     username: String,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 7 |     active: bool,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `change_username` is never used
[INFO] [stderr]   --> src/m2_structs.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl User {
[INFO] [stderr]    | --------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 19 |     fn change_username(&mut self, new_username: &str) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Warrior` and `Wizard` are never constructed
[INFO] [stderr]   --> src/m3_traits.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | enum Character {
[INFO] [stderr]    |      --------- variants in this enum
[INFO] [stderr] 11 |     Warrior,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 12 |     Archer,
[INFO] [stderr] 13 |     Wizard,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Character` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `playaround` (bin "playaround" test) generated 11 warnings (run `cargo fix --bin "playaround" --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.87
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/playaround-f31369b9e83db8b2)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test m4_polymorphism::test_poly ... ok
[INFO] [stdout] test m1_enums::test::test_enums ... ok
[INFO] [stdout] test m3_traits::test_traits ... ok
[INFO] [stdout] test m2_structs::test_structs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f697ecf5dfd3b86ba6cee037bfef36a7b0ee4c413dbbdc736e98e827984dedaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f697ecf5dfd3b86ba6cee037bfef36a7b0ee4c413dbbdc736e98e827984dedaa", kill_on_drop: false }`
[INFO] [stdout] f697ecf5dfd3b86ba6cee037bfef36a7b0ee4c413dbbdc736e98e827984dedaa