[INFO] cloning repository https://github.com/BatiDyDx/MineSweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BatiDyDx/MineSweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBatiDyDx%2FMineSweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBatiDyDx%2FMineSweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 227bf921a98b7aad0e132791f105dcff6eab7d01
[INFO] checking BatiDyDx/MineSweeper/227bf921a98b7aad0e132791f105dcff6eab7d01 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBatiDyDx%2FMineSweeper" "/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/BatiDyDx/MineSweeper on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BatiDyDx/MineSweeper
[INFO] finished tweaking git repo https://github.com/BatiDyDx/MineSweeper
[INFO] tweaked toml for git repo https://github.com/BatiDyDx/MineSweeper written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BatiDyDx/MineSweeper 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ncurses v5.101.0
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98ee76a71cbb158fe5f06535aba075ab0d6335d1103ea224df373a5e3401dd24
[INFO] running `Command { std: "docker" "start" "-a" "98ee76a71cbb158fe5f06535aba075ab0d6335d1103ea224df373a5e3401dd24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98ee76a71cbb158fe5f06535aba075ab0d6335d1103ea224df373a5e3401dd24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98ee76a71cbb158fe5f06535aba075ab0d6335d1103ea224df373a5e3401dd24", kill_on_drop: false }`
[INFO] [stdout] 98ee76a71cbb158fe5f06535aba075ab0d6335d1103ea224df373a5e3401dd24
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfceb24c7dbb6fe77dfed6a8810b888ec5c4caf316dcfc77f5f2fdd4e3441770
[INFO] running `Command { std: "docker" "start" "-a" "dfceb24c7dbb6fe77dfed6a8810b888ec5c4caf316dcfc77f5f2fdd4e3441770", kill_on_drop: false }`
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking minesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::game::Position`
[INFO] [stdout]  --> src/grid.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::game::Position;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `defer`
[INFO] [stdout]   --> src/main.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 | macro_rules! defer {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::game::Position`
[INFO] [stdout]  --> src/grid.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::game::Position;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `defer`
[INFO] [stdout]   --> src/main.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 | macro_rules! defer {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ScopeCallback` is never constructed
[INFO] [stdout]  --> src/main.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct ScopeCallback<F: FnMut()> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ScopeCallback` is never constructed
[INFO] [stdout]  --> src/main.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct ScopeCallback<F: FnMut()> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Cord` is never constructed
[INFO] [stdout]   --> src/game.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum Movement {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] 18 |   Up, Down, Left, Right,  // Movements across the board
[INFO] [stdout] 19 |   Cord(Position),         // Movement representing a new position
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Cord` is never constructed
[INFO] [stdout]   --> src/game.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum Movement {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] 18 |   Up, Down, Left, Right,  // Movements across the board
[INFO] [stdout] 19 |   Cord(Position),         // Movement representing a new position
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `update_grid` is never used
[INFO] [stdout]    --> src/game.rs:115:10
[INFO] [stdout]     |
[INFO] [stdout] 79  | impl Grid {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 115 |   pub fn update_grid() {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `update_grid` is never used
[INFO] [stdout]    --> src/game.rs:115:10
[INFO] [stdout]     |
[INFO] [stdout] 79  | impl Grid {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 115 |   pub fn update_grid() {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "dfceb24c7dbb6fe77dfed6a8810b888ec5c4caf316dcfc77f5f2fdd4e3441770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfceb24c7dbb6fe77dfed6a8810b888ec5c4caf316dcfc77f5f2fdd4e3441770", kill_on_drop: false }`
[INFO] [stdout] dfceb24c7dbb6fe77dfed6a8810b888ec5c4caf316dcfc77f5f2fdd4e3441770