[INFO] cloning repository https://github.com/Tschuck/rust-battleship
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tschuck/rust-battleship" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTschuck%2Frust-battleship", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTschuck%2Frust-battleship'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff16595e729cfd09c235b66f3b0f26de1ed3014e
[INFO] checking Tschuck/rust-battleship against master#43a4909ee98ed4d006d9d773f5d94dc58e34f846 for pr-157576
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTschuck%2Frust-battleship" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Tschuck/rust-battleship
[INFO] finished tweaking git repo https://github.com/Tschuck/rust-battleship
[INFO] tweaked toml for git repo https://github.com/Tschuck/rust-battleship written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Tschuck/rust-battleship on toolchain 43a4909ee98ed4d006d9d773f5d94dc58e34f846
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Tschuck/rust-battleship 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" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] cc7f6a99f7c9fa42a4f5a568b75f3e8cbe1861b5f35b5aab69a619d4ace4ff3f
[INFO] running `Command { std: "docker" "start" "cc7f6a99f7c9fa42a4f5a568b75f3e8cbe1861b5f35b5aab69a619d4ace4ff3f", 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" "cc7f6a99f7c9fa42a4f5a568b75f3e8cbe1861b5f35b5aab69a619d4ace4ff3f" "/opt/rustwide/cargo-home/bin/cargo" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc7f6a99f7c9fa42a4f5a568b75f3e8cbe1861b5f35b5aab69a619d4ace4ff3f", 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" "cc7f6a99f7c9fa42a4f5a568b75f3e8cbe1861b5f35b5aab69a619d4ace4ff3f" "/opt/rustwide/cargo-home/bin/cargo" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking battleship v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `ship`, `x`, `y`, and `hits` are never read
[INFO] [stdout]   --> src/structures.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct PlacedShip {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 26 |     pub ship: &'static Ship,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 27 |     pub x: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 28 |     pub y: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 29 |     pub hits: usize,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ship`, `x`, `y`, and `hits` are never read
[INFO] [stdout]   --> src/structures.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct PlacedShip {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 26 |     pub ship: &'static Ship,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 27 |     pub x: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 28 |     pub y: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 29 |     pub hits: usize,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "cc7f6a99f7c9fa42a4f5a568b75f3e8cbe1861b5f35b5aab69a619d4ace4ff3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc7f6a99f7c9fa42a4f5a568b75f3e8cbe1861b5f35b5aab69a619d4ace4ff3f", kill_on_drop: false }`
[INFO] [stdout] cc7f6a99f7c9fa42a4f5a568b75f3e8cbe1861b5f35b5aab69a619d4ace4ff3f
