[INFO] cloning repository https://github.com/richardautry/card_command
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/richardautry/card_command" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardautry%2Fcard_command", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardautry%2Fcard_command'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69bfa0077265b326dc8f91a14449794c2caf6692
[INFO] testing richardautry/card_command against beta-2025-09-21 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardautry%2Fcard_command" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/richardautry/card_command
[INFO] finished tweaking git repo https://github.com/richardautry/card_command
[INFO] tweaked toml for git repo https://github.com/richardautry/card_command written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/richardautry/card_command on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/richardautry/card_command 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60ebf805b1612c512aa2416a370b0af4b6ce61f064494544f61eef0d82e3cde9
[INFO] running `Command { std: "docker" "start" "-a" "60ebf805b1612c512aa2416a370b0af4b6ce61f064494544f61eef0d82e3cde9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60ebf805b1612c512aa2416a370b0af4b6ce61f064494544f61eef0d82e3cde9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60ebf805b1612c512aa2416a370b0af4b6ce61f064494544f61eef0d82e3cde9", kill_on_drop: false }`
[INFO] [stdout] 60ebf805b1612c512aa2416a370b0af4b6ce61f064494544f61eef0d82e3cde9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fa180c9e4c56b5d728930cca568c35dd7802539bf1b62241e556475085f00f2
[INFO] running `Command { std: "docker" "start" "-a" "2fa180c9e4c56b5d728930cca568c35dd7802539bf1b62241e556475085f00f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.116
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling clap_derive v3.0.12
[INFO] [stderr]    Compiling ctrlc v3.2.1
[INFO] [stderr]    Compiling clap v3.0.13
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling card_command v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde::de::value::CharDeserializer`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::de::value::CharDeserializer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::char::ParseCharError`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::char::ParseCharError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::num::ParseIntError`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::num::ParseIntError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::string::ParseError`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::string::ParseError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]  --> src/main.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | use anyhow::{Context, Result, Error, anyhow};
[INFO] [stdout]   |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc::channel`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::sync::mpsc::channel;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `prelude`
[INFO] [stdout]  --> src/main.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{prelude::*, BufReader};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `column_index` is never read
[INFO] [stdout]    --> src/main.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 116 |     let mut column_index = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `selected_coordinates`
[INFO] [stdout]    --> src/main.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 |         let mut selected_coordinates:Coordinates;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_selected_coordinates`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `selected_char`
[INFO] [stdout]    --> src/main.rs:227:17
[INFO] [stdout]     |
[INFO] [stdout] 227 |         let mut selected_char: Character;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_selected_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `def`, and `att` are never read
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Character {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 20 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |     display_char: String,
[INFO] [stdout] 22 |     def: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 23 |     att: u32,
[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]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ColumnIndexError` is never constructed
[INFO] [stdout]    --> src/main.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 |     struct ColumnIndexError;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:246:17
[INFO] [stdout]     |
[INFO] [stdout] 246 |                 move_character(&commands[0], &commands[2], &mut spaces_array, &empty_space);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 246 |                 let _ = move_character(&commands[0], &commands[2], &mut spaces_array, &empty_space);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.47s
[INFO] running `Command { std: "docker" "inspect" "2fa180c9e4c56b5d728930cca568c35dd7802539bf1b62241e556475085f00f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fa180c9e4c56b5d728930cca568c35dd7802539bf1b62241e556475085f00f2", kill_on_drop: false }`
[INFO] [stdout] 2fa180c9e4c56b5d728930cca568c35dd7802539bf1b62241e556475085f00f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9b34c347e92dbcd1de88fc89082f601ecb49760031a3ed3c186ce9db067895a
[INFO] running `Command { std: "docker" "start" "-a" "d9b34c347e92dbcd1de88fc89082f601ecb49760031a3ed3c186ce9db067895a", kill_on_drop: false }`
[INFO] [stderr]    Compiling card_command v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde::de::value::CharDeserializer`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::de::value::CharDeserializer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::char::ParseCharError`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::char::ParseCharError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::num::ParseIntError`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::num::ParseIntError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::string::ParseError`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::string::ParseError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]  --> src/main.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | use anyhow::{Context, Result, Error, anyhow};
[INFO] [stdout]   |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc::channel`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::sync::mpsc::channel;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `prelude`
[INFO] [stdout]  --> src/main.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{prelude::*, BufReader};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `column_index` is never read
[INFO] [stdout]    --> src/main.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 116 |     let mut column_index = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `selected_coordinates`
[INFO] [stdout]    --> src/main.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 |         let mut selected_coordinates:Coordinates;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_selected_coordinates`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `selected_char`
[INFO] [stdout]    --> src/main.rs:227:17
[INFO] [stdout]     |
[INFO] [stdout] 227 |         let mut selected_char: Character;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_selected_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `def`, and `att` are never read
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Character {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 20 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |     display_char: String,
[INFO] [stdout] 22 |     def: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 23 |     att: u32,
[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]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ColumnIndexError` is never constructed
[INFO] [stdout]    --> src/main.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 |     struct ColumnIndexError;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:246:17
[INFO] [stdout]     |
[INFO] [stdout] 246 |                 move_character(&commands[0], &commands[2], &mut spaces_array, &empty_space);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 246 |                 let _ = move_character(&commands[0], &commands[2], &mut spaces_array, &empty_space);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "d9b34c347e92dbcd1de88fc89082f601ecb49760031a3ed3c186ce9db067895a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9b34c347e92dbcd1de88fc89082f601ecb49760031a3ed3c186ce9db067895a", kill_on_drop: false }`
[INFO] [stdout] d9b34c347e92dbcd1de88fc89082f601ecb49760031a3ed3c186ce9db067895a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 33a05017767e18d99518913bb299d91128bb7bb61cd586eb0e86c900df3da7e4
[INFO] running `Command { std: "docker" "start" "-a" "33a05017767e18d99518913bb299d91128bb7bb61cd586eb0e86c900df3da7e4", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `serde::de::value::CharDeserializer`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::de::value::CharDeserializer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::char::ParseCharError`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::char::ParseCharError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::num::ParseIntError`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::num::ParseIntError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::string::ParseError`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::string::ParseError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Context`
[INFO] [stderr]  --> src/main.rs:8:14
[INFO] [stderr]   |
[INFO] [stderr] 8 | use anyhow::{Context, Result, Error, anyhow};
[INFO] [stderr]   |              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::mpsc::channel`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::sync::mpsc::channel;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `prelude`
[INFO] [stderr]  --> src/main.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{prelude::*, BufReader};
[INFO] [stderr]   |               ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `column_index` is never read
[INFO] [stderr]    --> src/main.rs:116:13
[INFO] [stderr]     |
[INFO] [stderr] 116 |     let mut column_index = 0;
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `selected_coordinates`
[INFO] [stderr]    --> src/main.rs:226:17
[INFO] [stderr]     |
[INFO] [stderr] 226 |         let mut selected_coordinates:Coordinates;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_selected_coordinates`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `selected_char`
[INFO] [stderr]    --> src/main.rs:227:17
[INFO] [stderr]     |
[INFO] [stderr] 227 |         let mut selected_char: Character;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_selected_char`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `name`, `def`, and `att` are never read
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | struct Character {
[INFO] [stderr]    |        --------- fields in this struct
[INFO] [stderr] 20 |     name: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 21 |     display_char: String,
[INFO] [stderr] 22 |     def: u32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 23 |     att: u32,
[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]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ColumnIndexError` is never constructed
[INFO] [stderr]    --> src/main.rs:114:12
[INFO] [stderr]     |
[INFO] [stderr] 114 |     struct ColumnIndexError;
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:246:17
[INFO] [stderr]     |
[INFO] [stderr] 246 |                 move_character(&commands[0], &commands[2], &mut spaces_array, &empty_space);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 246 |                 let _ = move_character(&commands[0], &commands[2], &mut spaces_array, &empty_space);
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `card_command` (bin "card_command" test) generated 13 warnings (run `cargo fix --bin "card_command" --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/card_command-845c4111351cdef0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "33a05017767e18d99518913bb299d91128bb7bb61cd586eb0e86c900df3da7e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33a05017767e18d99518913bb299d91128bb7bb61cd586eb0e86c900df3da7e4", kill_on_drop: false }`
[INFO] [stdout] 33a05017767e18d99518913bb299d91128bb7bb61cd586eb0e86c900df3da7e4
