[INFO] cloning repository https://github.com/TotalDarkness-NRF/LearningRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TotalDarkness-NRF/LearningRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTotalDarkness-NRF%2FLearningRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTotalDarkness-NRF%2FLearningRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9acefab9d84e3108341bfd4a3fad25bc15209c69
[INFO] checking TotalDarkness-NRF/LearningRust against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTotalDarkness-NRF%2FLearningRust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TotalDarkness-NRF/LearningRust on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TotalDarkness-NRF/LearningRust
[INFO] finished tweaking git repo https://github.com/TotalDarkness-NRF/LearningRust
[INFO] tweaked toml for git repo https://github.com/TotalDarkness-NRF/LearningRust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/TotalDarkness-NRF/LearningRust 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crunchy v0.1.6
[INFO] [stderr]   Downloaded bigint v4.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a150145a8cf5966b56969896ec7e56ef97f4d4908030f7dd2958c2c84d943d2f
[INFO] running `Command { std: "docker" "start" "-a" "a150145a8cf5966b56969896ec7e56ef97f4d4908030f7dd2958c2c84d943d2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a150145a8cf5966b56969896ec7e56ef97f4d4908030f7dd2958c2c84d943d2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a150145a8cf5966b56969896ec7e56ef97f4d4908030f7dd2958c2c84d943d2f", kill_on_drop: false }`
[INFO] [stdout] a150145a8cf5966b56969896ec7e56ef97f4d4908030f7dd2958c2c84d943d2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ad0060d97b812797ee8def12451a948d9046b150e74bf5d5436764664ac187f
[INFO] running `Command { std: "docker" "start" "-a" "5ad0060d97b812797ee8def12451a948d9046b150e74bf5d5436764664ac187f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking basics v0.1.0 (/opt/rustwide/workdir/basics)
[INFO] [stderr]     Checking bigint v4.4.3
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking mathPrograms v0.1.0 (/opt/rustwide/workdir/mathPrograms)
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking terminalGame v0.1.0 (/opt/rustwide/workdir/terminalGame)
[INFO] [stdout] warning: unused variable: `terminal`
[INFO] [stdout]   --> terminalGame/src/enemy.rs:13:25
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn moves(&mut self, terminal: &mut Terminal, direction: Direction) {
[INFO] [stdout]    |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_terminal`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `direction`
[INFO] [stdout]   --> terminalGame/src/enemy.rs:13:50
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn moves(&mut self, terminal: &mut Terminal, direction: Direction) {
[INFO] [stdout]    |                                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_direction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `terminal`
[INFO] [stdout]   --> terminalGame/src/enemy.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn update(&mut self, terminal: &mut Terminal) {
[INFO] [stdout]    |                          ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_terminal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `direction`
[INFO] [stdout]   --> terminalGame/src/enemy.rs:37:26
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn attack(&mut self, direction: Direction) {
[INFO] [stdout]    |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_direction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `getPosition` is never used
[INFO] [stdout]  --> terminalGame/src/character.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait Character {
[INFO] [stdout]   |           --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 9 |     fn getPosition(&self) -> &Position;
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `health` is never read
[INFO] [stdout]  --> terminalGame/src/enemy.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Enemy {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 6 |     health: u8,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Alien`, `Elf`, `Human`, and `Machine` are never constructed
[INFO] [stdout]   --> terminalGame/src/enemy.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | enum EnemyType {
[INFO] [stdout]    |      --------- variants in this enum
[INFO] [stdout] 53 |     Alien,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 54 |     Elf,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 55 |     Human,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 56 |     Machine,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `terminal`
[INFO] [stdout]   --> terminalGame/src/enemy.rs:13:25
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn moves(&mut self, terminal: &mut Terminal, direction: Direction) {
[INFO] [stdout]    |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_terminal`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `direction`
[INFO] [stdout]   --> terminalGame/src/enemy.rs:13:50
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn moves(&mut self, terminal: &mut Terminal, direction: Direction) {
[INFO] [stdout]    |                                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_direction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `terminal`
[INFO] [stdout]   --> terminalGame/src/enemy.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn update(&mut self, terminal: &mut Terminal) {
[INFO] [stdout]    |                          ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_terminal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `direction`
[INFO] [stdout]   --> terminalGame/src/enemy.rs:37:26
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn attack(&mut self, direction: Direction) {
[INFO] [stdout]    |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_direction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `getPosition` is never used
[INFO] [stdout]  --> terminalGame/src/character.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait Character {
[INFO] [stdout]   |           --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 9 |     fn getPosition(&self) -> &Position;
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `health` is never read
[INFO] [stdout]  --> terminalGame/src/enemy.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Enemy {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 6 |     health: u8,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Alien`, `Elf`, `Human`, and `Machine` are never constructed
[INFO] [stdout]   --> terminalGame/src/enemy.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | enum EnemyType {
[INFO] [stdout]    |      --------- variants in this enum
[INFO] [stdout] 53 |     Alien,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 54 |     Elf,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 55 |     Human,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 56 |     Machine,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.83s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bigint v4.4.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "5ad0060d97b812797ee8def12451a948d9046b150e74bf5d5436764664ac187f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ad0060d97b812797ee8def12451a948d9046b150e74bf5d5436764664ac187f", kill_on_drop: false }`
[INFO] [stdout] 5ad0060d97b812797ee8def12451a948d9046b150e74bf5d5436764664ac187f