[INFO] cloning repository https://github.com/pickfire/snake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pickfire/snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpickfire%2Fsnake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpickfire%2Fsnake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 310f11baefd76a7353c98b8ddbbe783f459e002e
[INFO] checking pickfire/snake against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpickfire%2Fsnake" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pickfire/snake on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pickfire/snake
[INFO] finished tweaking git repo https://github.com/pickfire/snake
[INFO] tweaked toml for git repo https://github.com/pickfire/snake written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/pickfire/snake already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9c0db11709e35a2d22505794f3d79cff93ba392f6c74f60a39721b60bfb945a
[INFO] running `Command { std: "docker" "start" "-a" "b9c0db11709e35a2d22505794f3d79cff93ba392f6c74f60a39721b60bfb945a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9c0db11709e35a2d22505794f3d79cff93ba392f6c74f60a39721b60bfb945a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9c0db11709e35a2d22505794f3d79cff93ba392f6c74f60a39721b60bfb945a", kill_on_drop: false }`
[INFO] [stdout] b9c0db11709e35a2d22505794f3d79cff93ba392f6c74f60a39721b60bfb945a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ed3ef0c685851be8d886536b1068c30a3403d3dcdb0618db0c97c7fd985ccfa
[INFO] running `Command { std: "docker" "start" "-a" "6ed3ef0c685851be8d886536b1068c30a3403d3dcdb0618db0c97c7fd985ccfa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]    Compiling tokio v0.3.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.6
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]    Compiling argh_derive v0.1.4
[INFO] [stderr]    Compiling tokio-macros v0.3.1
[INFO] [stderr]     Checking argh v0.1.4
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> src/main.rs:29:32
[INFO] [stdout]    |
[INFO] [stdout] 29 |             std::sync::atomic::spin_loop_hint();
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> src/main.rs:29:32
[INFO] [stdout]    |
[INFO] [stdout] 29 |             std::sync::atomic::spin_loop_hint();
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.60s
[INFO] running `Command { std: "docker" "inspect" "6ed3ef0c685851be8d886536b1068c30a3403d3dcdb0618db0c97c7fd985ccfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ed3ef0c685851be8d886536b1068c30a3403d3dcdb0618db0c97c7fd985ccfa", kill_on_drop: false }`
[INFO] [stdout] 6ed3ef0c685851be8d886536b1068c30a3403d3dcdb0618db0c97c7fd985ccfa