[INFO] cloning repository https://github.com/tungnvan/snake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tungnvan/snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftungnvan%2Fsnake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftungnvan%2Fsnake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b50177112a7d1beb90638ca5f8fecc6790021bb
[INFO] checking tungnvan/snake against master#c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c for pr-123737
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftungnvan%2Fsnake" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tungnvan/snake on toolchain c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tungnvan/snake
[INFO] finished tweaking git repo https://github.com/tungnvan/snake
[INFO] tweaked toml for git repo https://github.com/tungnvan/snake written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tungnvan/snake 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" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_users v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ff6a92d0a3d09f3af3d0883bef3adbcb6dcecb40782a10680a07ca9832c10f9
[INFO] running `Command { std: "docker" "start" "-a" "4ff6a92d0a3d09f3af3d0883bef3adbcb6dcecb40782a10680a07ca9832c10f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ff6a92d0a3d09f3af3d0883bef3adbcb6dcecb40782a10680a07ca9832c10f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ff6a92d0a3d09f3af3d0883bef3adbcb6dcecb40782a10680a07ca9832c10f9", kill_on_drop: false }`
[INFO] [stdout] 4ff6a92d0a3d09f3af3d0883bef3adbcb6dcecb40782a10680a07ca9832c10f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0975cc9485a11fd38ce49091522be24af40ddf5bbc7137a0e531ab575f92a7fd
[INFO] running `Command { std: "docker" "start" "-a" "0975cc9485a11fd38ce49091522be24af40ddf5bbc7137a0e531ab575f92a7fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling pkg-config v0.3.24
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[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking piston-float v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking piston-viewport v1.0.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking piston-graphics_api_version v1.0.1
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling gl_generator v0.13.1
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[INFO] [stderr]     Checking spin v0.9.2
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[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.1
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[INFO] [stderr]    Compiling quote v1.0.16
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[INFO] [stderr]     Checking shared_library v0.1.9
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[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
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[INFO] [stderr]     Checking rand v0.8.5
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[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]     Checking wayland-egl v0.28.6
[INFO] [stderr]     Checking pin-project v1.0.10
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[INFO] [stderr]     Checking exr v1.4.1
[INFO] [stderr]     Checking pistoncore-input v1.0.1
[INFO] [stderr]     Checking image v0.24.1
[INFO] [stderr]     Checking pistoncore-window v0.47.1
[INFO] [stderr]     Checking pistoncore-event_loop v0.53.1
[INFO] [stderr]     Checking piston v0.53.1
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.81.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
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[INFO] [stderr]     Checking glutin v0.26.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.69.0
[INFO] [stderr]     Checking snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/game/snake.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/game/keycode.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialEq` is imported redundantly
[INFO] [stdout]  --> src/game/position.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::PartialEq;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `PartialEq` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/game/snake.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/game/keycode.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialEq` is imported redundantly
[INFO] [stdout]  --> src/game/position.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::PartialEq;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `PartialEq` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.27s
[INFO] running `Command { std: "docker" "inspect" "0975cc9485a11fd38ce49091522be24af40ddf5bbc7137a0e531ab575f92a7fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0975cc9485a11fd38ce49091522be24af40ddf5bbc7137a0e531ab575f92a7fd", kill_on_drop: false }`
[INFO] [stdout] 0975cc9485a11fd38ce49091522be24af40ddf5bbc7137a0e531ab575f92a7fd