[INFO] cloning repository scott-ad-riley/rusty-lunch-of-wasm
[INFO] running `"git" "clone" "--bare" "git://github.com/scott-ad-riley/rusty-lunch-of-wasm.git" "work/cache/sources/gh/scott-ad-riley/rusty-lunch-of-wasm"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/scott-ad-riley/rusty-lunch-of-wasm'...
[INFO] running `"git" "clone" "work/cache/sources/gh/scott-ad-riley/rusty-lunch-of-wasm" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/scott-ad-riley/rusty-lunch-of-wasm"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/scott-ad-riley/rusty-lunch-of-wasm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/scott-ad-riley/rusty-lunch-of-wasm" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/scott-ad-riley/rusty-lunch-of-wasm"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/scott-ad-riley/rusty-lunch-of-wasm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4ccfbf086afb5ea1bf8077d5fd136eebf0a8e2cd
[INFO] sha for GitHub repo scott-ad-riley/rusty-lunch-of-wasm: 4ccfbf086afb5ea1bf8077d5fd136eebf0a8e2cd
[INFO] validating manifest of scott-ad-riley/rusty-lunch-of-wasm on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of scott-ad-riley/rusty-lunch-of-wasm on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing scott-ad-riley/rusty-lunch-of-wasm
[INFO] finished frobbing scott-ad-riley/rusty-lunch-of-wasm
[INFO] frobbed toml for scott-ad-riley/rusty-lunch-of-wasm written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/scott-ad-riley/rusty-lunch-of-wasm/Cargo.toml
[INFO] started frobbing scott-ad-riley/rusty-lunch-of-wasm
[INFO] finished frobbing scott-ad-riley/rusty-lunch-of-wasm
[INFO] frobbed toml for scott-ad-riley/rusty-lunch-of-wasm written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/scott-ad-riley/rusty-lunch-of-wasm/Cargo.toml
[INFO] crate scott-ad-riley/rusty-lunch-of-wasm already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stdweb v0.2.0
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking scott-ad-riley/rusty-lunch-of-wasm against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-5/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/scott-ad-riley/rusty-lunch-of-wasm:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d57cab9c01b4f4e9cf87502b38ec8d1006bf994f7c4dcb977460960858c4415e
[INFO] running `"docker" "start" "-a" "d57cab9c01b4f4e9cf87502b38ec8d1006bf994f7c4dcb977460960858c4415e"`
[INFO] [stderr]     Checking serde_json v1.0.8
[INFO] [stderr]     Checking rand v0.4.1
[INFO] [stderr]     Checking stdweb v0.2.0
[INFO] [stderr]     Checking rusty-lunch-of-wasm v0.1.0 (/opt/crater/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: consider prefixing 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: consider prefixing with an underscore: `_choice`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.48s
[INFO] running `"docker" "inspect" "d57cab9c01b4f4e9cf87502b38ec8d1006bf994f7c4dcb977460960858c4415e"`
[INFO] running `"docker" "rm" "-f" "d57cab9c01b4f4e9cf87502b38ec8d1006bf994f7c4dcb977460960858c4415e"`
[INFO] [stdout] d57cab9c01b4f4e9cf87502b38ec8d1006bf994f7c4dcb977460960858c4415e