[INFO] cloning repository https://github.com/Roshett/snake_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Roshett/snake_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoshett%2Fsnake_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoshett%2Fsnake_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9adad6f24065edce980a602e0da2420753c03a47
[INFO] checking Roshett/snake_rust against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoshett%2Fsnake_rust" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Roshett/snake_rust on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Roshett/snake_rust
[INFO] finished tweaking git repo https://github.com/Roshett/snake_rust
[INFO] tweaked toml for git repo https://github.com/Roshett/snake_rust written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Roshett/snake_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd51fde87fed15c6db0f89ac29f9a79b43071ab68c7397a98d8bd6a9af1c7bdb
[INFO] running `Command { std: "docker" "start" "-a" "fd51fde87fed15c6db0f89ac29f9a79b43071ab68c7397a98d8bd6a9af1c7bdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd51fde87fed15c6db0f89ac29f9a79b43071ab68c7397a98d8bd6a9af1c7bdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd51fde87fed15c6db0f89ac29f9a79b43071ab68c7397a98d8bd6a9af1c7bdb", kill_on_drop: false }`
[INFO] [stdout] fd51fde87fed15c6db0f89ac29f9a79b43071ab68c7397a98d8bd6a9af1c7bdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1c34d931db72c89e097f77627c68974b8f5bee2f79a9e6698e3702ccc68bccb
[INFO] running `Command { std: "docker" "start" "-a" "e1c34d931db72c89e097f77627c68974b8f5bee2f79a9e6698e3702ccc68bccb", kill_on_drop: false }`
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[INFO] [stderr]     Checking snake-super v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/snake.rs:152:13
[INFO] [stdout]     |
[INFO] [stdout] 152 | /             &self.blocks.push(Block {
[INFO] [stdout] 153 | |                 x: x,
[INFO] [stdout] 154 | |                 y: y,
[INFO] [stdout] 155 | |                 size: SNAKE_SIZE,
[INFO] [stdout] 156 | |                 direction: direction,
[INFO] [stdout] 157 | |             });
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/snake.rs:152:13
[INFO] [stdout]     |
[INFO] [stdout] 152 | /             &self.blocks.push(Block {
[INFO] [stdout] 153 | |                 x: x,
[INFO] [stdout] 154 | |                 y: y,
[INFO] [stdout] 155 | |                 size: SNAKE_SIZE,
[INFO] [stdout] 156 | |                 direction: direction,
[INFO] [stdout] 157 | |             });
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` 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 32.12s
[INFO] running `Command { std: "docker" "inspect" "e1c34d931db72c89e097f77627c68974b8f5bee2f79a9e6698e3702ccc68bccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1c34d931db72c89e097f77627c68974b8f5bee2f79a9e6698e3702ccc68bccb", kill_on_drop: false }`
[INFO] [stdout] e1c34d931db72c89e097f77627c68974b8f5bee2f79a9e6698e3702ccc68bccb