[INFO] cloning repository https://github.com/LoZander/rustventures
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LoZander/rustventures" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLoZander%2Frustventures", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLoZander%2Frustventures'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 389deac0ebb1a58298fcbd10ec5036162f6234e9
[INFO] checking LoZander/rustventures against 24e1a22664233bce1f9b5dc6eee7c1f74327e28c for pr-159343-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLoZander%2Frustventures" "/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/LoZander/rustventures
[INFO] finished tweaking git repo https://github.com/LoZander/rustventures
[INFO] tweaked toml for git repo https://github.com/LoZander/rustventures written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LoZander/rustventures on toolchain 24e1a22664233bce1f9b5dc6eee7c1f74327e28c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LoZander/rustventures 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" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 33e0f35c5ed8f1c4a6ceefc52b0c16f8a3c7b282934bed6d3085be1a289238b6
[INFO] running `Command { std: "docker" "start" "33e0f35c5ed8f1c4a6ceefc52b0c16f8a3c7b282934bed6d3085be1a289238b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33e0f35c5ed8f1c4a6ceefc52b0c16f8a3c7b282934bed6d3085be1a289238b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "33e0f35c5ed8f1c4a6ceefc52b0c16f8a3c7b282934bed6d3085be1a289238b6" "/opt/rustwide/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33e0f35c5ed8f1c4a6ceefc52b0c16f8a3c7b282934bed6d3085be1a289238b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "33e0f35c5ed8f1c4a6ceefc52b0c16f8a3c7b282934bed6d3085be1a289238b6" "/opt/rustwide/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking Rustventures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `dir`
[INFO] [stdout]   --> src/standard/game.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn mov(self, dir: Direction) -> GameResult<Self> where Self: Sized {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `act`
[INFO] [stdout]   --> src/standard/game.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn interact(self, act: Action) -> GameResult<Self> where Self: Sized {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_act`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/standard/game.rs:26:19
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn save(self, file: String) -> GameResult<Self> where Self: Sized {
[INFO] [stdout]    |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/standard/game.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn load(self, file: String) -> GameResult<Self> where Self: Sized {
[INFO] [stdout]    |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BeingType` is never used
[INFO] [stdout]  --> src/interfaces/mobs.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum BeingType {
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Affil` is never used
[INFO] [stdout]  --> src/interfaces/mobs.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | enum Affil {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mob` is never constructed
[INFO] [stdout]   --> src/interfaces/mobs.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Mob{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Room` is never constructed
[INFO] [stdout]  --> src/interfaces/level.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Room {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Pos` is never used
[INFO] [stdout]   --> src/interfaces/level.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub type Pos = (i16,i16);
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Level` is never constructed
[INFO] [stdout]   --> src/interfaces/level.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Level {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Direction` is never used
[INFO] [stdout]  --> src/interfaces/game.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Direction {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Id` is never used
[INFO] [stdout]   --> src/interfaces/game.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub type Id = String;
[INFO] [stdout]    |          ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Stat` is never used
[INFO] [stdout]   --> src/interfaces/game.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum Stat {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Effect` is never used
[INFO] [stdout]   --> src/interfaces/game.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub enum Effect {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Item` is never used
[INFO] [stdout]   --> src/interfaces/game.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum Item {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Target` is never used
[INFO] [stdout]   --> src/interfaces/game.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub enum Target {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Action` is never used
[INFO] [stdout]   --> src/interfaces/game.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Action {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `GameResult` is never used
[INFO] [stdout]   --> src/interfaces/game.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub type GameResult<T> = Result<T,String>;
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Game` is never used
[INFO] [stdout]   --> src/interfaces/game.rs:54:11
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub trait Game {
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GameImpl` is never constructed
[INFO] [stdout]  --> src/standard/game.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct GameImpl {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dir`
[INFO] [stdout]   --> src/standard/game.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn mov(self, dir: Direction) -> GameResult<Self> where Self: Sized {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `act`
[INFO] [stdout]   --> src/standard/game.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn interact(self, act: Action) -> GameResult<Self> where Self: Sized {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_act`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/standard/game.rs:26:19
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn save(self, file: String) -> GameResult<Self> where Self: Sized {
[INFO] [stdout]    |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/standard/game.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn load(self, file: String) -> GameResult<Self> where Self: Sized {
[INFO] [stdout]    |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BeingType` is never used
[INFO] [stdout]  --> src/interfaces/mobs.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum BeingType {
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Affil` is never used
[INFO] [stdout]  --> src/interfaces/mobs.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | enum Affil {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mob` is never constructed
[INFO] [stdout]   --> src/interfaces/mobs.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Mob{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Room` is never constructed
[INFO] [stdout]  --> src/interfaces/level.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Room {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Pos` is never used
[INFO] [stdout]   --> src/interfaces/level.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub type Pos = (i16,i16);
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Level` is never constructed
[INFO] [stdout]   --> src/interfaces/level.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Level {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Direction` is never used
[INFO] [stdout]  --> src/interfaces/game.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Direction {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Id` is never used
[INFO] [stdout]   --> src/interfaces/game.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub type Id = String;
[INFO] [stdout]    |          ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Stat` is never used
[INFO] [stdout]   --> src/interfaces/game.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum Stat {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Effect` is never used
[INFO] [stdout]   --> src/interfaces/game.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub enum Effect {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Item` is never used
[INFO] [stdout]   --> src/interfaces/game.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum Item {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Target` is never used
[INFO] [stdout]   --> src/interfaces/game.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub enum Target {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Action` is never used
[INFO] [stdout]   --> src/interfaces/game.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Action {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `GameResult` is never used
[INFO] [stdout]   --> src/interfaces/game.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub type GameResult<T> = Result<T,String>;
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Game` is never used
[INFO] [stdout]   --> src/interfaces/game.rs:54:11
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub trait Game {
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GameImpl` is never constructed
[INFO] [stdout]  --> src/standard/game.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct GameImpl {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "33e0f35c5ed8f1c4a6ceefc52b0c16f8a3c7b282934bed6d3085be1a289238b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e0f35c5ed8f1c4a6ceefc52b0c16f8a3c7b282934bed6d3085be1a289238b6", kill_on_drop: false }`
[INFO] [stdout] 33e0f35c5ed8f1c4a6ceefc52b0c16f8a3c7b282934bed6d3085be1a289238b6