[INFO] updating cached repository aligator/rust-snake
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/aligator/rust-snake
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/aligator/rust-snake" "work/ex/beta-1.37-6/sources/1.36.0/gh/aligator/rust-snake"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/aligator/rust-snake'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aligator/rust-snake" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/aligator/rust-snake"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/aligator/rust-snake'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f55e9fe34a213b00f2368f6fabd3dca60ea03c40
[INFO] sha for GitHub repo aligator/rust-snake: f55e9fe34a213b00f2368f6fabd3dca60ea03c40
[INFO] validating manifest of aligator/rust-snake 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 aligator/rust-snake 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 aligator/rust-snake
[INFO] finished frobbing aligator/rust-snake
[INFO] frobbed toml for aligator/rust-snake written to work/ex/beta-1.37-6/sources/1.36.0/gh/aligator/rust-snake/Cargo.toml
[INFO] started frobbing aligator/rust-snake
[INFO] finished frobbing aligator/rust-snake
[INFO] frobbed toml for aligator/rust-snake written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/aligator/rust-snake/Cargo.toml
[INFO] crate aligator/rust-snake 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing aligator/rust-snake 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-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/aligator/rust-snake:/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] d1259c1e59f38808bff1c3c488ada0d6cc53ad81431bfd892e105de624be8083
[INFO] running `"docker" "start" "-a" "d1259c1e59f38808bff1c3c488ada0d6cc53ad81431bfd892e105de624be8083"`
[INFO] [stderr]    Compiling crossterm_utils v0.2.3
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling crossterm_screen v0.2.3
[INFO] [stderr]    Compiling crossterm_cursor v0.2.3
[INFO] [stderr]    Compiling crossterm_style v0.3.3
[INFO] [stderr]    Compiling crossterm_input v0.3.5
[INFO] [stderr]    Compiling crossterm_terminal v0.2.4
[INFO] [stderr]    Compiling crossterm v0.9.5
[INFO] [stderr]    Compiling snake v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.13s
[INFO] running `"docker" "inspect" "d1259c1e59f38808bff1c3c488ada0d6cc53ad81431bfd892e105de624be8083"`
[INFO] running `"docker" "rm" "-f" "d1259c1e59f38808bff1c3c488ada0d6cc53ad81431bfd892e105de624be8083"`
[INFO] [stdout] d1259c1e59f38808bff1c3c488ada0d6cc53ad81431bfd892e105de624be8083
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/aligator/rust-snake:/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] 50c8fd572e622864bdb59665421374138cc3754e0cc04cf1c6a62bcecdccdeab
[INFO] running `"docker" "start" "-a" "50c8fd572e622864bdb59665421374138cc3754e0cc04cf1c6a62bcecdccdeab"`
[INFO] [stderr]    Compiling snake v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `logic::Field`
[INFO] [stderr]    --> src/logic/field.rs:206:9
[INFO] [stderr]     |
[INFO] [stderr] 206 |     use logic::Field;
[INFO] [stderr]     |         ^^^^^^^-----
[INFO] [stderr]     |         |      |
[INFO] [stderr]     |         |      help: a similar name exists in the module: `field`
[INFO] [stderr]     |         no `Field` in `logic`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `logic::Snake`
[INFO] [stderr]    --> src/logic/snake.rs:154:9
[INFO] [stderr]     |
[INFO] [stderr] 154 |     use logic::Snake;
[INFO] [stderr]     |         ^^^^^^^-----
[INFO] [stderr]     |         |      |
[INFO] [stderr]     |         |      help: a similar name exists in the module: `snake`
[INFO] [stderr]     |         no `Snake` in `logic`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `snake`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "50c8fd572e622864bdb59665421374138cc3754e0cc04cf1c6a62bcecdccdeab"`
[INFO] running `"docker" "rm" "-f" "50c8fd572e622864bdb59665421374138cc3754e0cc04cf1c6a62bcecdccdeab"`
[INFO] [stdout] 50c8fd572e622864bdb59665421374138cc3754e0cc04cf1c6a62bcecdccdeab