[INFO] updating cached repository ericshawlinux/rustlang-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ericshawlinux/rustlang-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ericshawlinux/rustlang-game" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ericshawlinux/rustlang-game"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ericshawlinux/rustlang-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ericshawlinux/rustlang-game" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ericshawlinux/rustlang-game"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ericshawlinux/rustlang-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c6478da101bb8acd8718166ae2e8160153bd97ff
[INFO] sha for GitHub repo ericshawlinux/rustlang-game: c6478da101bb8acd8718166ae2e8160153bd97ff
[INFO] validating manifest of ericshawlinux/rustlang-game on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ericshawlinux/rustlang-game on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ericshawlinux/rustlang-game
[INFO] finished frobbing ericshawlinux/rustlang-game
[INFO] frobbed toml for ericshawlinux/rustlang-game written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ericshawlinux/rustlang-game/Cargo.toml
[INFO] started frobbing ericshawlinux/rustlang-game
[INFO] finished frobbing ericshawlinux/rustlang-game
[INFO] frobbed toml for ericshawlinux/rustlang-game written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ericshawlinux/rustlang-game/Cargo.toml
[INFO] crate ericshawlinux/rustlang-game already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ericshawlinux/rustlang-game against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-0/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ericshawlinux/rustlang-game:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ecda4d0c8eedbc5de04fdf7fed7cba7a1975c1ca038b85886e8b9015ec914378
[INFO] running `"docker" "start" "-a" "ecda4d0c8eedbc5de04fdf7fed7cba7a1975c1ca038b85886e8b9015ec914378"`
[INFO] [stderr]    Compiling game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking sdl2-sys v0.30.0
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stderr] warning: unused variable: `height`
[INFO] [stderr]   --> src/graphics.rs:87:30
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn resize(&mut self, height: i32, width: i32) -> &mut UI {
[INFO] [stderr]    |                              ^^^^^^ help: consider prefixing with an underscore: `_height`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]   --> src/graphics.rs:87:43
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn resize(&mut self, height: i32, width: i32) -> &mut UI {
[INFO] [stderr]    |                                           ^^^^^ help: consider prefixing with an underscore: `_width`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `color`
[INFO] [stderr]    --> src/grid.rs:103:17
[INFO] [stderr]     |
[INFO] [stderr] 103 |             for color in row {
[INFO] [stderr]     |                 ^^^^^ help: consider prefixing with an underscore: `_color`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `gameover`
[INFO] [stderr]   --> src/game.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     gameover:   bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `video`
[INFO] [stderr]   --> src/graphics.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     video:              sdl2::VideoSubsystem,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/graphics.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         self.canvas.fill_rect(Rect::new(CELL as i32 * grid::GRID_WIDTH as i32 + CBORDER as i32, 0, SCORE, CELL * grid::GRID_HEIGHT as u32 + CBORDER));
[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] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/graphics.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |         self.canvas.fill_rect(Rect::new(plot1, plot2, CELL, CELL));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/graphics.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |         self.canvas.fill_rect(Rect::new(plot1, plot2, CELL - CBORDER, CELL - CBORDER));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `height`
[INFO] [stderr]   --> src/graphics.rs:87:30
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn resize(&mut self, height: i32, width: i32) -> &mut UI {
[INFO] [stderr]    |                              ^^^^^^ help: consider prefixing with an underscore: `_height`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]   --> src/graphics.rs:87:43
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn resize(&mut self, height: i32, width: i32) -> &mut UI {
[INFO] [stderr]    |                                           ^^^^^ help: consider prefixing with an underscore: `_width`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `color`
[INFO] [stderr]    --> src/grid.rs:103:17
[INFO] [stderr]     |
[INFO] [stderr] 103 |             for color in row {
[INFO] [stderr]     |                 ^^^^^ help: consider prefixing with an underscore: `_color`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `gameover`
[INFO] [stderr]   --> src/game.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     gameover:   bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `video`
[INFO] [stderr]   --> src/graphics.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     video:              sdl2::VideoSubsystem,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/graphics.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         self.canvas.fill_rect(Rect::new(CELL as i32 * grid::GRID_WIDTH as i32 + CBORDER as i32, 0, SCORE, CELL * grid::GRID_HEIGHT as u32 + CBORDER));
[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] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/graphics.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |         self.canvas.fill_rect(Rect::new(plot1, plot2, CELL, CELL));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/graphics.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |         self.canvas.fill_rect(Rect::new(plot1, plot2, CELL - CBORDER, CELL - CBORDER));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[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 4.38s
[INFO] running `"docker" "inspect" "ecda4d0c8eedbc5de04fdf7fed7cba7a1975c1ca038b85886e8b9015ec914378"`
[INFO] running `"docker" "rm" "-f" "ecda4d0c8eedbc5de04fdf7fed7cba7a1975c1ca038b85886e8b9015ec914378"`
[INFO] [stdout] ecda4d0c8eedbc5de04fdf7fed7cba7a1975c1ca038b85886e8b9015ec914378