[INFO] cloning repository https://github.com/moseslee90/tetris-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/moseslee90/tetris-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoseslee90%2Ftetris-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoseslee90%2Ftetris-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78f5873831c0a99d27213e02b03b0476453d1106
[INFO] checking moseslee90/tetris-rust against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoseslee90%2Ftetris-rust" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/moseslee90/tetris-rust on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/moseslee90/tetris-rust
[INFO] finished tweaking git repo https://github.com/moseslee90/tetris-rust
[INFO] tweaked toml for git repo https://github.com/moseslee90/tetris-rust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/moseslee90/tetris-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded json v0.11.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07e0b240a2666d9c5a87d4473feecd31fda56e42b1980c90aaaaa6c73190195e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "07e0b240a2666d9c5a87d4473feecd31fda56e42b1980c90aaaaa6c73190195e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07e0b240a2666d9c5a87d4473feecd31fda56e42b1980c90aaaaa6c73190195e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07e0b240a2666d9c5a87d4473feecd31fda56e42b1980c90aaaaa6c73190195e", kill_on_drop: false }`
[INFO] [stdout] 07e0b240a2666d9c5a87d4473feecd31fda56e42b1980c90aaaaa6c73190195e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37fbee10b6eed308f216abc65e79b449c346b613e920c312e6b1c5377cd660c1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "37fbee10b6eed308f216abc65e79b449c346b613e920c312e6b1c5377cd660c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]     Checking json v0.11.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tetris-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `is_floor`
[INFO] [stdout]   --> src/board.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn is_floor(
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `move_piece`
[INFO] [stdout]    --> src/board.rs:120:12
[INFO] [stdout]     |
[INFO] [stdout] 120 |     pub fn move_piece(
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `no_collision`
[INFO] [stdout]    --> src/board.rs:189:8
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn no_collision(
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_game_board`
[INFO] [stdout]    --> src/board.rs:273:12
[INFO] [stdout]     |
[INFO] [stdout] 273 |     pub fn print_game_board(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_floor`
[INFO] [stdout]   --> src/board.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn is_floor(
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_holding_board`
[INFO] [stdout]    --> src/board.rs:319:12
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn print_holding_board(holding_board: &[[u8; HOLDING_SIZE]; HOLDING_SIZE]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_piece`
[INFO] [stdout]    --> src/board.rs:334:12
[INFO] [stdout]     |
[INFO] [stdout] 334 |     pub fn rotate_piece(
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HOLDING_SIZE`
[INFO] [stdout]  --> src/game_constants.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub const HOLDING_SIZE: usize = 4;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `move_piece`
[INFO] [stdout]    --> src/board.rs:120:12
[INFO] [stdout]     |
[INFO] [stdout] 120 |     pub fn move_piece(
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NONE`
[INFO] [stdout]   --> src/game_constants.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub const NONE: &str = "none";
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `no_collision`
[INFO] [stdout]    --> src/board.rs:189:8
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn no_collision(
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_game_board`
[INFO] [stdout]    --> src/board.rs:273:12
[INFO] [stdout]     |
[INFO] [stdout] 273 |     pub fn print_game_board(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_holding_board`
[INFO] [stdout]    --> src/board.rs:319:12
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn print_holding_board(holding_board: &[[u8; HOLDING_SIZE]; HOLDING_SIZE]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_piece`
[INFO] [stdout]    --> src/board.rs:334:12
[INFO] [stdout]     |
[INFO] [stdout] 334 |     pub fn rotate_piece(
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HOLDING_SIZE`
[INFO] [stdout]  --> src/game_constants.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub const HOLDING_SIZE: usize = 4;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NONE`
[INFO] [stdout]   --> src/game_constants.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub const NONE: &str = "none";
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 5.54s
[INFO] running `Command { std: "docker" "inspect" "37fbee10b6eed308f216abc65e79b449c346b613e920c312e6b1c5377cd660c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37fbee10b6eed308f216abc65e79b449c346b613e920c312e6b1c5377cd660c1", kill_on_drop: false }`
[INFO] [stdout] 37fbee10b6eed308f216abc65e79b449c346b613e920c312e6b1c5377cd660c1