[INFO] updating cached repository elnawe/snake.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/elnawe/snake.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/elnawe/snake.rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/elnawe/snake.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/elnawe/snake.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/elnawe/snake.rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/elnawe/snake.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/elnawe/snake.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4ae976b86bd2f670a136bbe510bafcc1a9ed51e6
[INFO] sha for GitHub repo elnawe/snake.rs: 4ae976b86bd2f670a136bbe510bafcc1a9ed51e6
[INFO] validating manifest of elnawe/snake.rs on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of elnawe/snake.rs on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing elnawe/snake.rs
[INFO] finished frobbing elnawe/snake.rs
[INFO] frobbed toml for elnawe/snake.rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/elnawe/snake.rs/Cargo.toml
[INFO] started frobbing elnawe/snake.rs
[INFO] finished frobbing elnawe/snake.rs
[INFO] frobbed toml for elnawe/snake.rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/elnawe/snake.rs/Cargo.toml
[INFO] crate elnawe/snake.rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing elnawe/snake.rs against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/elnawe/snake.rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] e9918fd10b891d7abff4270b53c492c0773f35f9db24ca319fe627ed12136f7d
[INFO] running `"docker" "start" "-a" "e9918fd10b891d7abff4270b53c492c0773f35f9db24ca319fe627ed12136f7d"`
[INFO] [stderr]    Compiling snake-game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: structure field `gameOver` should have a snake case name
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     gameOver: bool,
[INFO] [stderr]    |     ^^^^^^^^ help: convert the identifier to snake case: `game_over`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     io::stdin().read(&mut input);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "e9918fd10b891d7abff4270b53c492c0773f35f9db24ca319fe627ed12136f7d"`
[INFO] running `"docker" "rm" "-f" "e9918fd10b891d7abff4270b53c492c0773f35f9db24ca319fe627ed12136f7d"`
[INFO] [stdout] e9918fd10b891d7abff4270b53c492c0773f35f9db24ca319fe627ed12136f7d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/elnawe/snake.rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] ee90ed89cb30be467896d4ede11fe80a1d09619221f20d6aecd71d5c996496b7
[INFO] running `"docker" "start" "-a" "ee90ed89cb30be467896d4ede11fe80a1d09619221f20d6aecd71d5c996496b7"`
[INFO] [stderr]    Compiling snake-game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: structure field `gameOver` should have a snake case name
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     gameOver: bool,
[INFO] [stderr]    |     ^^^^^^^^ help: convert the identifier to snake case: `game_over`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     io::stdin().read(&mut input);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "ee90ed89cb30be467896d4ede11fe80a1d09619221f20d6aecd71d5c996496b7"`
[INFO] running `"docker" "rm" "-f" "ee90ed89cb30be467896d4ede11fe80a1d09619221f20d6aecd71d5c996496b7"`
[INFO] [stdout] ee90ed89cb30be467896d4ede11fe80a1d09619221f20d6aecd71d5c996496b7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/elnawe/snake.rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] c986645be26b83384ee68decad82dc39127f5ca53d5fc0d387a35e2dd675b2f5
[INFO] running `"docker" "start" "-a" "c986645be26b83384ee68decad82dc39127f5ca53d5fc0d387a35e2dd675b2f5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/snake_game-f9791ace4d392626
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c986645be26b83384ee68decad82dc39127f5ca53d5fc0d387a35e2dd675b2f5"`
[INFO] running `"docker" "rm" "-f" "c986645be26b83384ee68decad82dc39127f5ca53d5fc0d387a35e2dd675b2f5"`
[INFO] [stdout] c986645be26b83384ee68decad82dc39127f5ca53d5fc0d387a35e2dd675b2f5