[INFO] cloning repository https://github.com/RyperHUN/snake
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RyperHUN/snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyperHUN%2Fsnake"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyperHUN%2Fsnake'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d64a54ee40be1e5a237907c2e1911e1e229a5de9
[INFO] checking RyperHUN/snake against try#d93021f5faa26e4f9d2719e79f9974e06aa40e17 for pr-71873
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyperHUN%2Fsnake" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RyperHUN/snake on toolchain d93021f5faa26e4f9d2719e79f9974e06aa40e17
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d93021f5faa26e4f9d2719e79f9974e06aa40e17" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/RyperHUN/snake
[INFO] finished tweaking git repo https://github.com/RyperHUN/snake
[INFO] tweaked toml for git repo https://github.com/RyperHUN/snake written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/RyperHUN/snake already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d93021f5faa26e4f9d2719e79f9974e06aa40e17" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rgb v0.7.0
[INFO] [stderr]   Downloaded lodepng v1.1.3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d93021f5faa26e4f9d2719e79f9974e06aa40e17" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d5310da9d49e2289a7a39336031c2428b5414627ad7cc36b40afae7460fe1f9c
[INFO] running `"docker" "start" "-a" "d5310da9d49e2289a7a39336031c2428b5414627ad7cc36b40afae7460fe1f9c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking libc v0.2.29
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]     Checking c_vec v1.3.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking rgb v0.7.0
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]    Compiling lodepng v1.1.3
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking cgmath v0.15.0
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stderr]     Checking snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:142:8
[INFO] [stderr]     |
[INFO] [stderr] 142 |             for i in 1..length {
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:142:8
[INFO] [stderr]     |
[INFO] [stderr] 142 |             for i in 1..length {
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.44s
[INFO] running `"docker" "inspect" "d5310da9d49e2289a7a39336031c2428b5414627ad7cc36b40afae7460fe1f9c"`
[INFO] running `"docker" "rm" "-f" "d5310da9d49e2289a7a39336031c2428b5414627ad7cc36b40afae7460fe1f9c"`
[INFO] [stdout] d5310da9d49e2289a7a39336031c2428b5414627ad7cc36b40afae7460fe1f9c