[INFO] cloning repository https://github.com/anthonydotmoe/mines
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anthonydotmoe/mines" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanthonydotmoe%2Fmines", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanthonydotmoe%2Fmines'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c672b53f94504cd663e42584b560fd61c06d35b3
[INFO] checking anthonydotmoe/mines against master#dc375db7d8df0aa450e622c529147c95eee756f5 for pr-156749
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanthonydotmoe%2Fmines" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/anthonydotmoe/mines
[INFO] finished tweaking git repo https://github.com/anthonydotmoe/mines
[INFO] tweaked toml for git repo https://github.com/anthonydotmoe/mines written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/anthonydotmoe/mines on toolchain dc375db7d8df0aa450e622c529147c95eee756f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/anthonydotmoe/mines 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" "+dc375db7d8df0aa450e622c529147c95eee756f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded autocfg v0.1.8
[INFO] [stderr]   Downloaded autocfg v1.1.0
[INFO] [stderr]   Downloaded num-iter v0.1.43
[INFO] [stderr]   Downloaded fastrand v1.9.0
[INFO] [stderr]   Downloaded instant v0.1.12
[INFO] [stderr]   Downloaded num v0.1.42
[INFO] [stderr]   Downloaded sdl2 v0.32.2
[INFO] [stderr]   Downloaded num-integer v0.1.45
[INFO] [stderr]   Downloaded num-traits v0.2.15
[INFO] [stderr]   Downloaded sdl2-sys v0.32.6
[INFO] [stderr]   Downloaded libc v0.2.144
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b1543cbfb23ba7bf46003bd841cff6649c28c2be74f4bf065f5fe72bc52a8762
[INFO] running `Command { std: "docker" "start" "b1543cbfb23ba7bf46003bd841cff6649c28c2be74f4bf065f5fe72bc52a8762", 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" "b1543cbfb23ba7bf46003bd841cff6649c28c2be74f4bf065f5fe72bc52a8762" "/opt/rustwide/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1543cbfb23ba7bf46003bd841cff6649c28c2be74f4bf065f5fe72bc52a8762", 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" "b1543cbfb23ba7bf46003bd841cff6649c28c2be74f4bf065f5fe72bc52a8762" "/opt/rustwide/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking mines v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Flagged`, `Questioned`, `Revealed`, and `Exploded` are never constructed
[INFO] [stdout]  --> src/game/minesweeper.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum BlockState {
[INFO] [stdout]   |      ---------- variants in this enum
[INFO] [stdout] 5 |     Hidden,
[INFO] [stdout] 6 |     Flagged,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 7 |     Questioned,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 8 |     Revealed,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 9 |     Exploded, // Only for bombs
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BlockState` has derived impls for the traits `Clone` and `Debug`, but these are 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: field `state` is never read
[INFO] [stdout]   --> src/game/minesweeper.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Empty { state: BlockState, adjacent_bombs: usize },
[INFO] [stdout]    |     -----   ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Block` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `state` is never read
[INFO] [stdout]   --> src/game/minesweeper.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Bomb { state: BlockState },
[INFO] [stdout]    |     ----   ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Block` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Wow`, `Lost`, `Winner`, and `Clicked` are never constructed
[INFO] [stdout]   --> src/game/minesweeper.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | enum Smile {
[INFO] [stdout]    |      ----- variants in this enum
[INFO] [stdout] 27 |     Normal,
[INFO] [stdout] 28 |     Wow,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 29 |     Lost,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 30 |     Winner,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 31 |     Clicked,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Smile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BoardPoint` is never constructed
[INFO] [stdout]   --> src/game/minesweeper.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct BoardPoint {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `smile`, `timer_sec`, `num_empty_blocks`, and `num_revealed_blocks` are never read
[INFO] [stdout]   --> src/game/minesweeper.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct MinesweeperGame {
[INFO] [stdout]    |            --------------- fields in this struct
[INFO] [stdout] 42 |     smile: Smile,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     timer_sec: i32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 50 |
[INFO] [stdout] 51 |     num_empty_blocks: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 52 |     num_revealed_blocks: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MinesweeperGame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Flagged`, `Questioned`, `Revealed`, and `Exploded` are never constructed
[INFO] [stdout]  --> src/game/minesweeper.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum BlockState {
[INFO] [stdout]   |      ---------- variants in this enum
[INFO] [stdout] 5 |     Hidden,
[INFO] [stdout] 6 |     Flagged,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 7 |     Questioned,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 8 |     Revealed,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 9 |     Exploded, // Only for bombs
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BlockState` has derived impls for the traits `Clone` and `Debug`, but these are 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: field `state` is never read
[INFO] [stdout]   --> src/game/minesweeper.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Empty { state: BlockState, adjacent_bombs: usize },
[INFO] [stdout]    |     -----   ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Block` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `state` is never read
[INFO] [stdout]   --> src/game/minesweeper.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Bomb { state: BlockState },
[INFO] [stdout]    |     ----   ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Block` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Wow`, `Lost`, `Winner`, and `Clicked` are never constructed
[INFO] [stdout]   --> src/game/minesweeper.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | enum Smile {
[INFO] [stdout]    |      ----- variants in this enum
[INFO] [stdout] 27 |     Normal,
[INFO] [stdout] 28 |     Wow,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 29 |     Lost,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 30 |     Winner,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 31 |     Clicked,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Smile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BoardPoint` is never constructed
[INFO] [stdout]   --> src/game/minesweeper.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct BoardPoint {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `smile`, `timer_sec`, `num_empty_blocks`, and `num_revealed_blocks` are never read
[INFO] [stdout]   --> src/game/minesweeper.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct MinesweeperGame {
[INFO] [stdout]    |            --------------- fields in this struct
[INFO] [stdout] 42 |     smile: Smile,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     timer_sec: i32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 50 |
[INFO] [stdout] 51 |     num_empty_blocks: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 52 |     num_revealed_blocks: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MinesweeperGame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.17s
[INFO] running `Command { std: "docker" "inspect" "b1543cbfb23ba7bf46003bd841cff6649c28c2be74f4bf065f5fe72bc52a8762", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1543cbfb23ba7bf46003bd841cff6649c28c2be74f4bf065f5fe72bc52a8762", kill_on_drop: false }`
[INFO] [stdout] b1543cbfb23ba7bf46003bd841cff6649c28c2be74f4bf065f5fe72bc52a8762
