[INFO] cloning repository malcx95/Console-Tetris-Rust-Edition
[INFO] running `"git" "clone" "--bare" "git://github.com/malcx95/Console-Tetris-Rust-Edition.git" "work/cache/sources/gh/malcx95/Console-Tetris-Rust-Edition"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/malcx95/Console-Tetris-Rust-Edition'...
[INFO] running `"git" "clone" "work/cache/sources/gh/malcx95/Console-Tetris-Rust-Edition" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/malcx95/Console-Tetris-Rust-Edition"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/malcx95/Console-Tetris-Rust-Edition'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/malcx95/Console-Tetris-Rust-Edition" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/malcx95/Console-Tetris-Rust-Edition"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/malcx95/Console-Tetris-Rust-Edition'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f63204832f8c53eaf26aa217365b6739bd5b4c6c
[INFO] sha for GitHub repo malcx95/Console-Tetris-Rust-Edition: f63204832f8c53eaf26aa217365b6739bd5b4c6c
[INFO] validating manifest of malcx95/Console-Tetris-Rust-Edition on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of malcx95/Console-Tetris-Rust-Edition on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing malcx95/Console-Tetris-Rust-Edition
[INFO] finished frobbing malcx95/Console-Tetris-Rust-Edition
[INFO] frobbed toml for malcx95/Console-Tetris-Rust-Edition written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/malcx95/Console-Tetris-Rust-Edition/Cargo.toml
[INFO] started frobbing malcx95/Console-Tetris-Rust-Edition
[INFO] finished frobbing malcx95/Console-Tetris-Rust-Edition
[INFO] frobbed toml for malcx95/Console-Tetris-Rust-Edition written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/malcx95/Console-Tetris-Rust-Edition/Cargo.toml
[INFO] crate malcx95/Console-Tetris-Rust-Edition already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking malcx95/Console-Tetris-Rust-Edition against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-5/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/malcx95/Console-Tetris-Rust-Edition:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 25578230060d1e3c9638ccff26297d604352798312632d21e6614e1c3975665e
[INFO] running `"docker" "start" "-a" "25578230060d1e3c9638ccff26297d604352798312632d21e6614e1c3975665e"`
[INFO] [stderr]     Checking Console-Tetris-Rust-Edition v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]  --> src/main.rs:7:16
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn print_board(board: TetrisBoard) {
[INFO] [stderr]   |                ^^^^^ help: consider prefixing with an underscore: `_board`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]   --> src/main.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut board: TetrisBoard = TetrisBoard::new(10, 10);
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_board`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut board: TetrisBoard = TetrisBoard::new(10, 10);
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `OUTSIDE`
[INFO] [stderr]  --> src/squaretypes.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 |     EMPTY, OUTSIDE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `I`
[INFO] [stderr]  --> src/squaretypes.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 |     EMPTY, OUTSIDE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                     ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `L`
[INFO] [stderr]  --> src/squaretypes.rs:4:24
[INFO] [stderr]   |
[INFO] [stderr] 4 |     EMPTY, OUTSIDE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                        ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `J`
[INFO] [stderr]  --> src/squaretypes.rs:4:27
[INFO] [stderr]   |
[INFO] [stderr] 4 |     EMPTY, OUTSIDE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                           ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `O`
[INFO] [stderr]  --> src/squaretypes.rs:4:30
[INFO] [stderr]   |
[INFO] [stderr] 4 |     EMPTY, OUTSIDE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                              ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `S`
[INFO] [stderr]  --> src/squaretypes.rs:4:33
[INFO] [stderr]   |
[INFO] [stderr] 4 |     EMPTY, OUTSIDE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                                 ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `T`
[INFO] [stderr]  --> src/squaretypes.rs:4:36
[INFO] [stderr]   |
[INFO] [stderr] 4 |     EMPTY, OUTSIDE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                                    ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Z`
[INFO] [stderr]  --> src/squaretypes.rs:4:39
[INFO] [stderr]   |
[INFO] [stderr] 4 |     EMPTY, OUTSIDE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                                       ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NONE`
[INFO] [stderr]  --> src/squaretypes.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NONE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `I`
[INFO] [stderr]  --> src/squaretypes.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NONE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |           ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `L`
[INFO] [stderr]  --> src/squaretypes.rs:8:14
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NONE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |              ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `J`
[INFO] [stderr]  --> src/squaretypes.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NONE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                 ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `O`
[INFO] [stderr]  --> src/squaretypes.rs:8:20
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NONE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                    ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `S`
[INFO] [stderr]  --> src/squaretypes.rs:8:23
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NONE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                       ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `T`
[INFO] [stderr]  --> src/squaretypes.rs:8:26
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NONE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                          ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Z`
[INFO] [stderr]  --> src/squaretypes.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NONE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                             ^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_board`
[INFO] [stderr]  --> src/main.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn print_board(board: TetrisBoard) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Console_Tetris_Rust_Edition` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `console_tetris_rust_edition`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]  --> src/main.rs:7:16
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn print_board(board: TetrisBoard) {
[INFO] [stderr]   |                ^^^^^ help: consider prefixing with an underscore: `_board`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]   --> src/main.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut board: TetrisBoard = TetrisBoard::new(10, 10);
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_board`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut board: TetrisBoard = TetrisBoard::new(10, 10);
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `OUTSIDE`
[INFO] [stderr]  --> src/squaretypes.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 |     EMPTY, OUTSIDE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `I`
[INFO] [stderr]  --> src/squaretypes.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 |     EMPTY, OUTSIDE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                     ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `L`
[INFO] [stderr]  --> src/squaretypes.rs:4:24
[INFO] [stderr]   |
[INFO] [stderr] 4 |     EMPTY, OUTSIDE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                        ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `J`
[INFO] [stderr]  --> src/squaretypes.rs:4:27
[INFO] [stderr]   |
[INFO] [stderr] 4 |     EMPTY, OUTSIDE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                           ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `O`
[INFO] [stderr]  --> src/squaretypes.rs:4:30
[INFO] [stderr]   |
[INFO] [stderr] 4 |     EMPTY, OUTSIDE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                              ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `S`
[INFO] [stderr]  --> src/squaretypes.rs:4:33
[INFO] [stderr]   |
[INFO] [stderr] 4 |     EMPTY, OUTSIDE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                                 ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `T`
[INFO] [stderr]  --> src/squaretypes.rs:4:36
[INFO] [stderr]   |
[INFO] [stderr] 4 |     EMPTY, OUTSIDE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                                    ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Z`
[INFO] [stderr]  --> src/squaretypes.rs:4:39
[INFO] [stderr]   |
[INFO] [stderr] 4 |     EMPTY, OUTSIDE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                                       ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NONE`
[INFO] [stderr]  --> src/squaretypes.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NONE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `I`
[INFO] [stderr]  --> src/squaretypes.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NONE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |           ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `L`
[INFO] [stderr]  --> src/squaretypes.rs:8:14
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NONE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |              ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `J`
[INFO] [stderr]  --> src/squaretypes.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NONE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                 ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `O`
[INFO] [stderr]  --> src/squaretypes.rs:8:20
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NONE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                    ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `S`
[INFO] [stderr]  --> src/squaretypes.rs:8:23
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NONE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                       ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `T`
[INFO] [stderr]  --> src/squaretypes.rs:8:26
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NONE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                          ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Z`
[INFO] [stderr]  --> src/squaretypes.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NONE, I, L, J, O, S, T, Z,
[INFO] [stderr]   |                             ^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_board`
[INFO] [stderr]  --> src/main.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn print_board(board: TetrisBoard) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Console_Tetris_Rust_Edition` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `console_tetris_rust_edition`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "25578230060d1e3c9638ccff26297d604352798312632d21e6614e1c3975665e"`
[INFO] running `"docker" "rm" "-f" "25578230060d1e3c9638ccff26297d604352798312632d21e6614e1c3975665e"`
[INFO] [stdout] 25578230060d1e3c9638ccff26297d604352798312632d21e6614e1c3975665e