[INFO] cloning repository https://github.com/legendiguess/simple_snake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/legendiguess/simple_snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flegendiguess%2Fsimple_snake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flegendiguess%2Fsimple_snake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51afc2f8cae26d2ac6dc38239d62add04ec78523
[INFO] building legendiguess/simple_snake against try#0c94de7c1a8f4b82b92d562847c35f513f520c7a for pr-102832-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flegendiguess%2Fsimple_snake" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/legendiguess/simple_snake on toolchain 0c94de7c1a8f4b82b92d562847c35f513f520c7a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/legendiguess/simple_snake
[INFO] finished tweaking git repo https://github.com/legendiguess/simple_snake
[INFO] tweaked toml for git repo https://github.com/legendiguess/simple_snake written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/legendiguess/simple_snake already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 202c7caff1b1ada48a2d1c43851445ee7bca0b489bf4655a4cfa5ab52df4373b
[INFO] running `Command { std: "docker" "start" "-a" "202c7caff1b1ada48a2d1c43851445ee7bca0b489bf4655a4cfa5ab52df4373b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "202c7caff1b1ada48a2d1c43851445ee7bca0b489bf4655a4cfa5ab52df4373b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "202c7caff1b1ada48a2d1c43851445ee7bca0b489bf4655a4cfa5ab52df4373b", kill_on_drop: false }`
[INFO] [stdout] 202c7caff1b1ada48a2d1c43851445ee7bca0b489bf4655a4cfa5ab52df4373b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89927e0729e64ddc48c7a35a802fd52b723004e18ea7cce6b738118872546884
[INFO] running `Command { std: "docker" "start" "-a" "89927e0729e64ddc48c7a35a802fd52b723004e18ea7cce6b738118872546884", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling minifb v0.11.1
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling simple_snake v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/main.rs:13:2
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Snake {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 13 |     name: String, 
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.23s
[INFO] running `Command { std: "docker" "inspect" "89927e0729e64ddc48c7a35a802fd52b723004e18ea7cce6b738118872546884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89927e0729e64ddc48c7a35a802fd52b723004e18ea7cce6b738118872546884", kill_on_drop: false }`
[INFO] [stdout] 89927e0729e64ddc48c7a35a802fd52b723004e18ea7cce6b738118872546884
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72f7cef55b8e79b6cff6fb75c6bef41ed9c993f68e553971da4f9e83a7502fca
[INFO] running `Command { std: "docker" "start" "-a" "72f7cef55b8e79b6cff6fb75c6bef41ed9c993f68e553971da4f9e83a7502fca", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_snake v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/main.rs:13:2
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Snake {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 13 |     name: String, 
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "72f7cef55b8e79b6cff6fb75c6bef41ed9c993f68e553971da4f9e83a7502fca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72f7cef55b8e79b6cff6fb75c6bef41ed9c993f68e553971da4f9e83a7502fca", kill_on_drop: false }`
[INFO] [stdout] 72f7cef55b8e79b6cff6fb75c6bef41ed9c993f68e553971da4f9e83a7502fca