[INFO] cloning repository chucksmash/snake
[INFO] running `"git" "clone" "--bare" "git://github.com/chucksmash/snake.git" "work/cache/sources/gh/chucksmash/snake"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/chucksmash/snake'...
[INFO] running `"git" "clone" "work/cache/sources/gh/chucksmash/snake" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/chucksmash/snake"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/chucksmash/snake'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chucksmash/snake" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/chucksmash/snake"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/chucksmash/snake'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9614d1e0849b0ad507819116ea2f550f60cf048e
[INFO] sha for GitHub repo chucksmash/snake: 9614d1e0849b0ad507819116ea2f550f60cf048e
[INFO] validating manifest of chucksmash/snake on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of chucksmash/snake on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing chucksmash/snake
[INFO] finished frobbing chucksmash/snake
[INFO] frobbed toml for chucksmash/snake written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/chucksmash/snake/Cargo.toml
[INFO] started frobbing chucksmash/snake
[INFO] finished frobbing chucksmash/snake
[INFO] frobbed toml for chucksmash/snake written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/chucksmash/snake/Cargo.toml
[INFO] crate chucksmash/snake already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking chucksmash/snake against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-0/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/chucksmash/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=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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4cd14c1db1b6dacb666c3fcc551973576bb839bd00c637c6f9d86e17a0995c4f
[INFO] running `"docker" "start" "-a" "4cd14c1db1b6dacb666c3fcc551973576bb839bd00c637c6f9d86e17a0995c4f"`
[INFO] [stderr]     Checking rayon v0.8.1
[INFO] [stderr]    Compiling gl v0.6.2
[INFO] [stderr]     Checking png v0.7.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]     Checking image v0.13.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.43.1
[INFO] [stderr]     Checking pistoncore-glutin_window v0.37.0
[INFO] [stderr]     Checking snake v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/objects.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/objects.rs:213:9
[INFO] [stderr]     |
[INFO] [stderr] 213 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Size`, `Window as PistonWindow`
[INFO] [stderr]   --> src/lib.rs:27:23
[INFO] [stderr]    |
[INFO] [stderr] 27 | use piston::window::{ Size, Window as PistonWindow, WindowSettings };
[INFO] [stderr]    |                       ^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: private type `objects::Square` in public interface (error E0446)
[INFO] [stderr]   --> src/objects.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 | /     pub fn get_square(&self) -> &Square {
[INFO] [stderr] 67 | |         &self.square
[INFO] [stderr] 68 | |     }
[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 `objects::Square` in public interface (error E0446)
[INFO] [stderr]    --> src/objects.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 | /     pub fn squares(&self) -> &VecDeque<Square> {
[INFO] [stderr] 115 | |         &self.squares
[INFO] [stderr] 116 | |     }
[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: method is never used: `new`
[INFO] [stderr]   --> src/objects.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn new(x: u32, y: u32) -> Square {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: type `objects::Square` is private
[INFO] [stderr]   --> src/lib.rs:97:23
[INFO] [stderr]    |
[INFO] [stderr] 97 |         let squares = self.snake.squares().iter();
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `objects::Square` is private
[INFO] [stderr]    --> src/lib.rs:103:9
[INFO] [stderr]     |
[INFO] [stderr] 103 | /         self.gl.draw(args.viewport(), |c, gl| {
[INFO] [stderr] 104 | |             clear(BLACK, gl);
[INFO] [stderr] 105 | |
[INFO] [stderr] 106 | |             rectangle(snake_color, [200.0, 270.0, 600.0, 30.0], c.transform, gl);
[INFO] [stderr] ...   |
[INFO] [stderr] 126 | |             }
[INFO] [stderr] 127 | |         });
[INFO] [stderr]     | |__________^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `snake`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused imports: `Size`, `Window as PistonWindow`
[INFO] [stderr]   --> src/lib.rs:27:23
[INFO] [stderr]    |
[INFO] [stderr] 27 | use piston::window::{ Size, Window as PistonWindow, WindowSettings };
[INFO] [stderr]    |                       ^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: private type `objects::Square` in public interface (error E0446)
[INFO] [stderr]   --> src/objects.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 | /     pub fn get_square(&self) -> &Square {
[INFO] [stderr] 67 | |         &self.square
[INFO] [stderr] 68 | |     }
[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 `objects::Square` in public interface (error E0446)
[INFO] [stderr]    --> src/objects.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 | /     pub fn squares(&self) -> &VecDeque<Square> {
[INFO] [stderr] 115 | |         &self.squares
[INFO] [stderr] 116 | |     }
[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: method is never used: `new`
[INFO] [stderr]   --> src/objects.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn new(x: u32, y: u32) -> Square {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: type `objects::Square` is private
[INFO] [stderr]   --> src/lib.rs:97:23
[INFO] [stderr]    |
[INFO] [stderr] 97 |         let squares = self.snake.squares().iter();
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `objects::Square` is private
[INFO] [stderr]    --> src/lib.rs:103:9
[INFO] [stderr]     |
[INFO] [stderr] 103 | /         self.gl.draw(args.viewport(), |c, gl| {
[INFO] [stderr] 104 | |             clear(BLACK, gl);
[INFO] [stderr] 105 | |
[INFO] [stderr] 106 | |             rectangle(snake_color, [200.0, 270.0, 600.0, 30.0], c.transform, gl);
[INFO] [stderr] ...   |
[INFO] [stderr] 126 | |             }
[INFO] [stderr] 127 | |         });
[INFO] [stderr]     | |__________^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `snake`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4cd14c1db1b6dacb666c3fcc551973576bb839bd00c637c6f9d86e17a0995c4f"`
[INFO] running `"docker" "rm" "-f" "4cd14c1db1b6dacb666c3fcc551973576bb839bd00c637c6f9d86e17a0995c4f"`
[INFO] [stdout] 4cd14c1db1b6dacb666c3fcc551973576bb839bd00c637c6f9d86e17a0995c4f