[INFO] cloning repository TriedAngle/rusty_snake
[INFO] running `"git" "clone" "--bare" "git://github.com/TriedAngle/rusty_snake.git" "work/cache/sources/gh/TriedAngle/rusty_snake"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/TriedAngle/rusty_snake'...
[INFO] running `"git" "clone" "work/cache/sources/gh/TriedAngle/rusty_snake" "work/ex/beta-1.37-6/sources/1.36.0/gh/TriedAngle/rusty_snake"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/TriedAngle/rusty_snake'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TriedAngle/rusty_snake" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TriedAngle/rusty_snake"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TriedAngle/rusty_snake'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5c827f11b18efa07038af33909263a0c2cb2d9dc
[INFO] sha for GitHub repo TriedAngle/rusty_snake: 5c827f11b18efa07038af33909263a0c2cb2d9dc
[INFO] validating manifest of TriedAngle/rusty_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 TriedAngle/rusty_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 TriedAngle/rusty_snake
[INFO] finished frobbing TriedAngle/rusty_snake
[INFO] frobbed toml for TriedAngle/rusty_snake written to work/ex/beta-1.37-6/sources/1.36.0/gh/TriedAngle/rusty_snake/Cargo.toml
[INFO] started frobbing TriedAngle/rusty_snake
[INFO] finished frobbing TriedAngle/rusty_snake
[INFO] frobbed toml for TriedAngle/rusty_snake written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TriedAngle/rusty_snake/Cargo.toml
[INFO] crate TriedAngle/rusty_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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing TriedAngle/rusty_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-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/TriedAngle/rusty_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] 76050edf055a19b86808d818326cd616f009fd9f8b7c28490545a86cdacf2910
[INFO] running `"docker" "start" "-a" "76050edf055a19b86808d818326cd616f009fd9f8b7c28490545a86cdacf2910"`
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling pistoncore-window v0.43.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.6
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.48.0
[INFO] [stderr]    Compiling piston v0.48.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling winit v0.18.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.21.2
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.61.0
[INFO] [stderr]    Compiling piston-gfx_texture v0.36.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.61.0
[INFO] [stderr]    Compiling piston_window v0.98.0
[INFO] [stderr]    Compiling rusty_snake v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `piston_window::*`
[INFO] [stderr]  --> src/food.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use piston_window::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: private type `food::Food` in public interface (error E0446)
[INFO] [stderr]   --> src/food.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn new(x: i32, y: i32) -> Food;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(private_in_public)] on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `food::Food` in public interface (error E0446)
[INFO] [stderr]   --> src/food.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn new(x: i32, y: i32) -> Food;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `food::Food` in public interface (error E0446)
[INFO] [stderr]   --> src/food.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn new(x: i32, y: i32) -> Food;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `x`
[INFO] [stderr]  --> src/food.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     x: i32,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `y`
[INFO] [stderr]  --> src/food.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     y: i32,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `eaten`
[INFO] [stderr]  --> src/food.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     eaten: bool,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `color`
[INFO] [stderr]  --> src/food.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     color: Color,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.37s
[INFO] running `"docker" "inspect" "76050edf055a19b86808d818326cd616f009fd9f8b7c28490545a86cdacf2910"`
[INFO] running `"docker" "rm" "-f" "76050edf055a19b86808d818326cd616f009fd9f8b7c28490545a86cdacf2910"`
[INFO] [stdout] 76050edf055a19b86808d818326cd616f009fd9f8b7c28490545a86cdacf2910
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/TriedAngle/rusty_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] eeb3e65d95f95d4cf76c538dcfb3766982b446f9b256f1c029748fd7fb1eb032
[INFO] running `"docker" "start" "-a" "eeb3e65d95f95d4cf76c538dcfb3766982b446f9b256f1c029748fd7fb1eb032"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling rusty_snake v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `piston_window::*`
[INFO] [stderr]  --> src/food.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use piston_window::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: private type `food::Food` in public interface (error E0446)
[INFO] [stderr]   --> src/food.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn new(x: i32, y: i32) -> Food;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(private_in_public)] on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `food::Food` in public interface (error E0446)
[INFO] [stderr]   --> src/food.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn new(x: i32, y: i32) -> Food;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `food::Food` in public interface (error E0446)
[INFO] [stderr]   --> src/food.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn new(x: i32, y: i32) -> Food;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `x`
[INFO] [stderr]  --> src/food.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     x: i32,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `y`
[INFO] [stderr]  --> src/food.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     y: i32,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `eaten`
[INFO] [stderr]  --> src/food.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     eaten: bool,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `color`
[INFO] [stderr]  --> src/food.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     color: Color,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `"docker" "inspect" "eeb3e65d95f95d4cf76c538dcfb3766982b446f9b256f1c029748fd7fb1eb032"`
[INFO] running `"docker" "rm" "-f" "eeb3e65d95f95d4cf76c538dcfb3766982b446f9b256f1c029748fd7fb1eb032"`
[INFO] [stdout] eeb3e65d95f95d4cf76c538dcfb3766982b446f9b256f1c029748fd7fb1eb032
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/TriedAngle/rusty_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"`
[INFO] [stdout] 2283c6a9c413d9d663f6e0036ae4bca9e91280d726f749c259bdc68fafe300ba
[INFO] running `"docker" "start" "-a" "2283c6a9c413d9d663f6e0036ae4bca9e91280d726f749c259bdc68fafe300ba"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_snake-b9be967beb99e566
[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" "2283c6a9c413d9d663f6e0036ae4bca9e91280d726f749c259bdc68fafe300ba"`
[INFO] running `"docker" "rm" "-f" "2283c6a9c413d9d663f6e0036ae4bca9e91280d726f749c259bdc68fafe300ba"`
[INFO] [stdout] 2283c6a9c413d9d663f6e0036ae4bca9e91280d726f749c259bdc68fafe300ba