[INFO] cloning repository https://github.com/keshiba/rusty-snek-game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/keshiba/rusty-snek-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeshiba%2Frusty-snek-game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeshiba%2Frusty-snek-game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f12c0f60d8947b9c80199067573e9df8ec1c392
[INFO] checking keshiba/rusty-snek-game against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeshiba%2Frusty-snek-game" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/keshiba/rusty-snek-game on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/keshiba/rusty-snek-game
[INFO] finished tweaking git repo https://github.com/keshiba/rusty-snek-game
[INFO] tweaked toml for git repo https://github.com/keshiba/rusty-snek-game written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/keshiba/rusty-snek-game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98ce84d1e9ebcb33a6e073ba7b0eff09fb8a85aad263c087775900352e2cae29
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "98ce84d1e9ebcb33a6e073ba7b0eff09fb8a85aad263c087775900352e2cae29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98ce84d1e9ebcb33a6e073ba7b0eff09fb8a85aad263c087775900352e2cae29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98ce84d1e9ebcb33a6e073ba7b0eff09fb8a85aad263c087775900352e2cae29", kill_on_drop: false }`
[INFO] [stdout] 98ce84d1e9ebcb33a6e073ba7b0eff09fb8a85aad263c087775900352e2cae29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4cf353b3735d9f282df5a67fe2e1f1eadd5029b26333d85b4e52c9ed23671f86
[INFO] running `Command { std: "docker" "start" "-a" "4cf353b3735d9f282df5a67fe2e1f1eadd5029b26333d85b4e52c9ed23671f86", kill_on_drop: false }`
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling x11-dl v2.18.0
[INFO] [stderr]     Checking shared_library v0.1.8
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking tempfile v3.0.2
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]     Checking wayland-client v0.12.5
[INFO] [stderr]     Checking wayland-protocols v0.12.5
[INFO] [stderr]     Checking wayland-kbd v0.13.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking wayland-window v0.13.3
[INFO] [stderr]     Checking winit v0.12.0
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking glutin v0.14.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.53.0
[INFO] [stderr]     Checking pistoncore-input v0.21.0
[INFO] [stderr]     Checking pistoncore-window v0.32.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.37.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.47.0
[INFO] [stderr]     Checking piston v0.37.0
[INFO] [stderr]     Checking snek_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `graphics` is imported redundantly
[INFO] [stdout]   --> src/main.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 2  | extern crate graphics;
[INFO] [stdout]    | ---------------------- the item `graphics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 21 |         use graphics;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `graphics` is imported redundantly
[INFO] [stdout]   --> src/main.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 2  | extern crate graphics;
[INFO] [stdout]    | ---------------------- the item `graphics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 65 |         use graphics;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `graphics` is imported redundantly
[INFO] [stdout]   --> src/main.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 2  | extern crate graphics;
[INFO] [stdout]    | ---------------------- the item `graphics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 21 |         use graphics;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `graphics` is imported redundantly
[INFO] [stdout]   --> src/main.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 2  | extern crate graphics;
[INFO] [stdout]    | ---------------------- the item `graphics` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 65 |         use graphics;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.10s
[INFO] running `Command { std: "docker" "inspect" "4cf353b3735d9f282df5a67fe2e1f1eadd5029b26333d85b4e52c9ed23671f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cf353b3735d9f282df5a67fe2e1f1eadd5029b26333d85b4e52c9ed23671f86", kill_on_drop: false }`
[INFO] [stdout] 4cf353b3735d9f282df5a67fe2e1f1eadd5029b26333d85b4e52c9ed23671f86