[INFO] cloning repository https://github.com/marcosvscampos/rust-snake-game-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marcosvscampos/rust-snake-game-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcosvscampos%2Frust-snake-game-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcosvscampos%2Frust-snake-game-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 129e82486bbac90c9963405083252ea7798c51e9
[INFO] checking marcosvscampos/rust-snake-game-tutorial against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcosvscampos%2Frust-snake-game-tutorial" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marcosvscampos/rust-snake-game-tutorial 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/marcosvscampos/rust-snake-game-tutorial
[INFO] finished tweaking git repo https://github.com/marcosvscampos/rust-snake-game-tutorial
[INFO] tweaked toml for git repo https://github.com/marcosvscampos/rust-snake-game-tutorial written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/marcosvscampos/rust-snake-game-tutorial 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 46ca41aca6728ec439ef415e11b853a760c50a2d6f503757f5d923edcc6caed7
[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" "46ca41aca6728ec439ef415e11b853a760c50a2d6f503757f5d923edcc6caed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46ca41aca6728ec439ef415e11b853a760c50a2d6f503757f5d923edcc6caed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46ca41aca6728ec439ef415e11b853a760c50a2d6f503757f5d923edcc6caed7", kill_on_drop: false }`
[INFO] [stdout] 46ca41aca6728ec439ef415e11b853a760c50a2d6f503757f5d923edcc6caed7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stdout] ff85f9bae09c793c11017bbfc0fe97954046d32e0195bb4a3fd366ab4dc16ed0
[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" "ff85f9bae09c793c11017bbfc0fe97954046d32e0195bb4a3fd366ab4dc16ed0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking png v0.16.4
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking gfx_core v0.9.2
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking piston2d-graphics v0.36.0
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.19
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]     Checking gfx v0.18.2
[INFO] [stderr]     Checking gfx_device_gl v0.16.2
[INFO] [stderr]     Checking image v0.23.5
[INFO] [stderr]     Checking wayland-client v0.21.13
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking wayland-protocols v0.21.13
[INFO] [stderr]     Checking piston-gfx_texture v0.41.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.68.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking winit v0.19.5
[INFO] [stderr]     Checking pistoncore-input v0.28.1
[INFO] [stderr]     Checking glutin v0.21.2
[INFO] [stderr]     Checking pistoncore-window v0.45.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.50.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.64.0
[INFO] [stderr]     Checking piston v0.50.0
[INFO] [stderr]     Checking piston_window v0.109.0
[INFO] [stderr]     Checking rust-snake-game-tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "ff85f9bae09c793c11017bbfc0fe97954046d32e0195bb4a3fd366ab4dc16ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff85f9bae09c793c11017bbfc0fe97954046d32e0195bb4a3fd366ab4dc16ed0", kill_on_drop: false }`
[INFO] [stdout] ff85f9bae09c793c11017bbfc0fe97954046d32e0195bb4a3fd366ab4dc16ed0