[INFO] cloning repository https://github.com/SquareMan/rust_tetris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SquareMan/rust_tetris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSquareMan%2Frust_tetris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSquareMan%2Frust_tetris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c8cf2786cc7e522ad592ac8b626a48c830387c4b
[INFO] checking SquareMan/rust_tetris against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSquareMan%2Frust_tetris" "/workspace/builds/worker-62/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-62/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SquareMan/rust_tetris on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SquareMan/rust_tetris
[INFO] finished tweaking git repo https://github.com/SquareMan/rust_tetris
[INFO] tweaked toml for git repo https://github.com/SquareMan/rust_tetris written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] crate git repo https://github.com/SquareMan/rust_tetris already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "2c2f8ec0afae11af1f065376c03f74a6d2d33e54731e347e4dc260b077056b2b", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `crate::gui::FIELD_Y`
[INFO] [stdout]  --> src/field_indexing_system.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::gui::FIELD_Y;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::gui::FIELD_Y`
[INFO] [stdout]  --> src/field_indexing_system.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::gui::FIELD_Y;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `field`
[INFO] [stdout]   --> src/block_spawning_system.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             field,
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_field`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `field`
[INFO] [stdout]   --> src/block_spawning_system.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             field,
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_field`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `center`
[INFO] [stdout]    --> src/block_spawning_system.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |         center: &mut WriteStorage<Center>,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_center`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `center`
[INFO] [stdout]    --> src/block_spawning_system.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |         center: &mut WriteStorage<Center>,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_center`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `falling`
[INFO] [stdout]   --> src/field_clearing_system.rs:17:65
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let (entities, mut state, field, blocks, mut positions, falling) = data;
[INFO] [stdout]    |                                                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_falling`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `falling`
[INFO] [stdout]   --> src/field_clearing_system.rs:17:65
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let (entities, mut state, field, blocks, mut positions, falling) = data;
[INFO] [stdout]    |                                                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_falling`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 13s
[INFO] running `Command { std: "docker" "inspect" "84aee2281e5a0eb7f62c0762febe5565977924e876499bf3c73b4e90039f59e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84aee2281e5a0eb7f62c0762febe5565977924e876499bf3c73b4e90039f59e4", kill_on_drop: false }`
[INFO] [stdout] 84aee2281e5a0eb7f62c0762febe5565977924e876499bf3c73b4e90039f59e4
