[INFO] cloning repository https://github.com/rabbitXIII/wasm_snake [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rabbitXIII/wasm_snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrabbitXIII%2Fwasm_snake"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrabbitXIII%2Fwasm_snake'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 792cbbf65d134d99bb608dfd10bf0e15f0b8e8e3 [INFO] checking rabbitXIII/wasm_snake against master#2da942f32802c8233a09744024dfbc34431adf65 for pr-66963 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrabbitXIII%2Fwasm_snake" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rabbitXIII/wasm_snake on toolchain 2da942f32802c8233a09744024dfbc34431adf65 [INFO] running `"/workspace/cargo-home/bin/cargo" "+2da942f32802c8233a09744024dfbc34431adf65" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/rabbitXIII/wasm_snake [INFO] finished tweaking git repo https://github.com/rabbitXIII/wasm_snake [INFO] tweaked toml for git repo https://github.com/rabbitXIII/wasm_snake written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/rabbitXIII/wasm_snake already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2da942f32802c8233a09744024dfbc34431adf65" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+2da942f32802c8233a09744024dfbc34431adf65" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] da69d0ff6fd160602b5b7eb38665ef9505ff8b7380a7ded787bda4cbf4903626 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "da69d0ff6fd160602b5b7eb38665ef9505ff8b7380a7ded787bda4cbf4903626"` [INFO] [stderr] Compiling stdweb-derive v0.5.3 [INFO] [stderr] Compiling stdweb-internal-macros v0.2.9 [INFO] [stderr] Checking stdweb v0.4.20 [INFO] [stderr] Checking wasm_snake v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `length` [INFO] [stderr] --> src/snake.rs:146:9 [INFO] [stderr] | [INFO] [stderr] 146 | let length = input_queue.len() as i32; [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_length` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `BLUE` [INFO] [stderr] --> src/snake.rs:15:3 [INFO] [stderr] | [INFO] [stderr] 15 | BLUE, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `RED` [INFO] [stderr] --> src/snake.rs:16:3 [INFO] [stderr] | [INFO] [stderr] 16 | RED, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `length` [INFO] [stderr] --> src/snake.rs:146:9 [INFO] [stderr] | [INFO] [stderr] 146 | let length = input_queue.len() as i32; [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_length` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `BLUE` [INFO] [stderr] --> src/snake.rs:15:3 [INFO] [stderr] | [INFO] [stderr] 15 | BLUE, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `RED` [INFO] [stderr] --> src/snake.rs:16:3 [INFO] [stderr] | [INFO] [stderr] 16 | RED, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.13s [INFO] running `"docker" "inspect" "da69d0ff6fd160602b5b7eb38665ef9505ff8b7380a7ded787bda4cbf4903626"` [INFO] running `"docker" "rm" "-f" "da69d0ff6fd160602b5b7eb38665ef9505ff8b7380a7ded787bda4cbf4903626"` [INFO] [stdout] da69d0ff6fd160602b5b7eb38665ef9505ff8b7380a7ded787bda4cbf4903626