[INFO] cloning repository https://github.com/scott-ad-riley/rusty-lunch-of-wasm
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scott-ad-riley/rusty-lunch-of-wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscott-ad-riley%2Frusty-lunch-of-wasm"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscott-ad-riley%2Frusty-lunch-of-wasm'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4ccfbf086afb5ea1bf8077d5fd136eebf0a8e2cd
[INFO] checking scott-ad-riley/rusty-lunch-of-wasm against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscott-ad-riley%2Frusty-lunch-of-wasm" "/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/scott-ad-riley/rusty-lunch-of-wasm on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/scott-ad-riley/rusty-lunch-of-wasm
[INFO] finished tweaking git repo https://github.com/scott-ad-riley/rusty-lunch-of-wasm
[INFO] tweaked toml for git repo https://github.com/scott-ad-riley/rusty-lunch-of-wasm written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/scott-ad-riley/rusty-lunch-of-wasm already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "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-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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] 6dc1d05ea30d2208ed055d0f0f543078ba8a5cbb76a89fd93df0ce7208156c36
[INFO] running `"docker" "start" "-a" "6dc1d05ea30d2208ed055d0f0f543078ba8a5cbb76a89fd93df0ce7208156c36"`
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]     Checking serde v1.0.25
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking rand v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.8
[INFO] [stderr]     Checking stdweb v0.2.0
[INFO] [stderr]     Checking rusty-lunch-of-wasm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `choice`
[INFO] [stderr]   --> src/main.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let choice = rng.choose(&FOOD_PLACES).unwrap();
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_choice`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `choice`
[INFO] [stderr]   --> src/main.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let choice = rng.choose(&FOOD_PLACES).unwrap();
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_choice`
[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 18.08s
[INFO] running `"docker" "inspect" "6dc1d05ea30d2208ed055d0f0f543078ba8a5cbb76a89fd93df0ce7208156c36"`
[INFO] running `"docker" "rm" "-f" "6dc1d05ea30d2208ed055d0f0f543078ba8a5cbb76a89fd93df0ce7208156c36"`
[INFO] [stdout] 6dc1d05ea30d2208ed055d0f0f543078ba8a5cbb76a89fd93df0ce7208156c36