[INFO] cloning repository garrettpauls/rust2048
[INFO] running `"git" "clone" "--bare" "git://github.com/garrettpauls/rust2048.git" "work/cache/sources/gh/garrettpauls/rust2048"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/garrettpauls/rust2048'...
[INFO] running `"git" "clone" "work/cache/sources/gh/garrettpauls/rust2048" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/garrettpauls/rust2048"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/garrettpauls/rust2048'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/garrettpauls/rust2048" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/garrettpauls/rust2048"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/garrettpauls/rust2048'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 64d1ea1f04c2ae355b32b3e9121ffa28685c4281
[INFO] sha for GitHub repo garrettpauls/rust2048: 64d1ea1f04c2ae355b32b3e9121ffa28685c4281
[INFO] validating manifest of garrettpauls/rust2048 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of garrettpauls/rust2048 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing garrettpauls/rust2048
[INFO] finished frobbing garrettpauls/rust2048
[INFO] frobbed toml for garrettpauls/rust2048 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/garrettpauls/rust2048/Cargo.toml
[INFO] started frobbing garrettpauls/rust2048
[INFO] finished frobbing garrettpauls/rust2048
[INFO] frobbed toml for garrettpauls/rust2048 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/garrettpauls/rust2048/Cargo.toml
[INFO] crate garrettpauls/rust2048 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing garrettpauls/rust2048 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/garrettpauls/rust2048:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 59ce8984c05aa4349a2cad9a9e8a0fca1d26ca86fbb9d98ed3c2d8e35afd5076
[INFO] running `"docker" "start" "-a" "59ce8984c05aa4349a2cad9a9e8a0fca1d26ca86fbb9d98ed3c2d8e35afd5076"`
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling rand v0.5.1
[INFO] [stderr]    Compiling getch v0.2.0
[INFO] [stderr]    Compiling twentyfortyeight v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `merge`
[INFO] [stderr]   --> src/logic.rs:82:42
[INFO] [stderr]    |
[INFO] [stderr] 82 | fn shift_left(mut state: &mut GameState, merge: bool) -> bool {
[INFO] [stderr]    |                                          ^^^^^ help: consider prefixing with an underscore: `_merge`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/logic.rs:120:16
[INFO] [stderr]     |
[INFO] [stderr] 120 | fn shift_right(state: &mut GameState) -> bool {
[INFO] [stderr]     |                ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/logic.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 | fn shift_up(state: &mut GameState) -> bool {
[INFO] [stderr]     |             ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/logic.rs:128:15
[INFO] [stderr]     |
[INFO] [stderr] 128 | fn shift_down(state: &mut GameState) -> bool {
[INFO] [stderr]     |               ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.10s
[INFO] running `"docker" "inspect" "59ce8984c05aa4349a2cad9a9e8a0fca1d26ca86fbb9d98ed3c2d8e35afd5076"`
[INFO] running `"docker" "rm" "-f" "59ce8984c05aa4349a2cad9a9e8a0fca1d26ca86fbb9d98ed3c2d8e35afd5076"`
[INFO] [stdout] 59ce8984c05aa4349a2cad9a9e8a0fca1d26ca86fbb9d98ed3c2d8e35afd5076
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/garrettpauls/rust2048:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] a7111b651b415ccbfae2ae09ac81dc1741115b814e13346f2568ca344c78acb4
[INFO] running `"docker" "start" "-a" "a7111b651b415ccbfae2ae09ac81dc1741115b814e13346f2568ca344c78acb4"`
[INFO] [stderr]    Compiling twentyfortyeight v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `state::*`
[INFO] [stderr]   --> src/logic.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     use state::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `merge`
[INFO] [stderr]   --> src/logic.rs:82:42
[INFO] [stderr]    |
[INFO] [stderr] 82 | fn shift_left(mut state: &mut GameState, merge: bool) -> bool {
[INFO] [stderr]    |                                          ^^^^^ help: consider prefixing with an underscore: `_merge`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/logic.rs:120:16
[INFO] [stderr]     |
[INFO] [stderr] 120 | fn shift_right(state: &mut GameState) -> bool {
[INFO] [stderr]     |                ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/logic.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 | fn shift_up(state: &mut GameState) -> bool {
[INFO] [stderr]     |             ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/logic.rs:128:15
[INFO] [stderr]     |
[INFO] [stderr] 128 | fn shift_down(state: &mut GameState) -> bool {
[INFO] [stderr]     |               ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `"docker" "inspect" "a7111b651b415ccbfae2ae09ac81dc1741115b814e13346f2568ca344c78acb4"`
[INFO] running `"docker" "rm" "-f" "a7111b651b415ccbfae2ae09ac81dc1741115b814e13346f2568ca344c78acb4"`
[INFO] [stdout] a7111b651b415ccbfae2ae09ac81dc1741115b814e13346f2568ca344c78acb4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/garrettpauls/rust2048:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 7304dfc9affa5480102c4a9b5abd377103d34423fb651f5548fd23fdfcdb7f1a
[INFO] running `"docker" "start" "-a" "7304dfc9affa5480102c4a9b5abd377103d34423fb651f5548fd23fdfcdb7f1a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/twentyfortyeight-df0cdb3357e43229
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test logic::test_state::win ... ok
[INFO] [stdout] test logic::test_state::lose ... ok
[INFO] [stdout] test logic::test_state::in_progress_move_horizontal ... ok
[INFO] [stdout] test state::test_display::cell_digit_four ... ok
[INFO] [stdout] test logic::test_shift_tiles::left ... ok
[INFO] [stdout] test logic::test_shift_tiles::empty ... ok
[INFO] [stdout] test logic::test_state::in_progress_move_vertical ... ok
[INFO] [stdout] test logic::test_state::in_progress_move_both ... ok
[INFO] [stdout] test state::test_display::cell_empty ... ok
[INFO] [stdout] test state::test_state::swap_cells_on_col ... ok
[INFO] [stdout] test state::test_display::cell_digit_two ... ok
[INFO] [stdout] test state::test_display::cell_digit_one ... ok
[INFO] [stdout] test state::test_display::cell_digit_three ... ok
[INFO] [stdout] test state::test_state::get_empty_cells ... ok
[INFO] [stdout] test state::test_display::state ... ok
[INFO] [stdout] test state::test_state::swap_cells_on_row ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7304dfc9affa5480102c4a9b5abd377103d34423fb651f5548fd23fdfcdb7f1a"`
[INFO] running `"docker" "rm" "-f" "7304dfc9affa5480102c4a9b5abd377103d34423fb651f5548fd23fdfcdb7f1a"`
[INFO] [stdout] 7304dfc9affa5480102c4a9b5abd377103d34423fb651f5548fd23fdfcdb7f1a