Dec 17 23:57:12.167 INFO checking garrettpauls/rust2048 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 23:57:12.167 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 23:57:12.632 INFO [stdout] 377c209c8d47381ac82c3b4c674f2c7d3e1fe0383f7a4af82177a2525434700c
Dec 17 23:57:12.634 INFO running `"docker" "start" "-a" "377c209c8d47381ac82c3b4c674f2c7d3e1fe0383f7a4af82177a2525434700c"`
Dec 17 23:57:14.409 INFO [stderr]     Checking rand v0.5.1
Dec 17 23:57:14.409 INFO [stderr]     Checking getch v0.2.0
Dec 17 23:57:16.937 INFO [stderr]     Checking twentyfortyeight v0.1.0 (/opt/crater/workdir)
Dec 17 23:57:17.340 INFO [stderr] warning: unused import: `state::*`
Dec 17 23:57:17.340 INFO [stderr]   --> src/logic.rs:39:9
Dec 17 23:57:17.340 INFO [stderr]    |
Dec 17 23:57:17.340 INFO [stderr] 39 |     use state::*;
Dec 17 23:57:17.340 INFO [stderr]    |         ^^^^^^^^
Dec 17 23:57:17.340 INFO [stderr]    |
Dec 17 23:57:17.340 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 23:57:17.340 INFO [stderr] 
Dec 17 23:57:17.372 INFO [stderr] warning: unused variable: `merge`
Dec 17 23:57:17.372 INFO [stderr]   --> src/logic.rs:82:42
Dec 17 23:57:17.372 INFO [stderr]    |
Dec 17 23:57:17.372 INFO [stderr] 82 | fn shift_left(mut state: &mut GameState, merge: bool) -> bool {
Dec 17 23:57:17.372 INFO [stderr]    |                                          ^^^^^ help: consider using `_merge` instead
Dec 17 23:57:17.372 INFO [stderr]    |
Dec 17 23:57:17.372 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 23:57:17.372 INFO [stderr] 
Dec 17 23:57:17.372 INFO [stderr] warning: unused variable: `state`
Dec 17 23:57:17.372 INFO [stderr]    --> src/logic.rs:120:16
Dec 17 23:57:17.372 INFO [stderr]     |
Dec 17 23:57:17.372 INFO [stderr] 120 | fn shift_right(state: &mut GameState) -> bool {
Dec 17 23:57:17.372 INFO [stderr]     |                ^^^^^ help: consider using `_state` instead
Dec 17 23:57:17.372 INFO [stderr] 
Dec 17 23:57:17.372 INFO [stderr] warning: unused variable: `state`
Dec 17 23:57:17.372 INFO [stderr]    --> src/logic.rs:124:13
Dec 17 23:57:17.372 INFO [stderr]     |
Dec 17 23:57:17.372 INFO [stderr] 124 | fn shift_up(state: &mut GameState) -> bool {
Dec 17 23:57:17.372 INFO [stderr]     |             ^^^^^ help: consider using `_state` instead
Dec 17 23:57:17.372 INFO [stderr] 
Dec 17 23:57:17.373 INFO [stderr] warning: unused variable: `state`
Dec 17 23:57:17.373 INFO [stderr]    --> src/logic.rs:128:15
Dec 17 23:57:17.373 INFO [stderr]     |
Dec 17 23:57:17.373 INFO [stderr] 128 | fn shift_down(state: &mut GameState) -> bool {
Dec 17 23:57:17.373 INFO [stderr]     |               ^^^^^ help: consider using `_state` instead
Dec 17 23:57:17.373 INFO [stderr] 
Dec 17 23:57:17.568 INFO [stderr] warning: unused variable: `merge`
Dec 17 23:57:17.568 INFO [stderr]   --> src/logic.rs:82:42
Dec 17 23:57:17.568 INFO [stderr]    |
Dec 17 23:57:17.568 INFO [stderr] 82 | fn shift_left(mut state: &mut GameState, merge: bool) -> bool {
Dec 17 23:57:17.568 INFO [stderr]    |                                          ^^^^^ help: consider using `_merge` instead
Dec 17 23:57:17.568 INFO [stderr]    |
Dec 17 23:57:17.568 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 23:57:17.568 INFO [stderr] 
Dec 17 23:57:17.568 INFO [stderr] warning: unused variable: `state`
Dec 17 23:57:17.568 INFO [stderr]    --> src/logic.rs:120:16
Dec 17 23:57:17.568 INFO [stderr]     |
Dec 17 23:57:17.568 INFO [stderr] 120 | fn shift_right(state: &mut GameState) -> bool {
Dec 17 23:57:17.568 INFO [stderr]     |                ^^^^^ help: consider using `_state` instead
Dec 17 23:57:17.568 INFO [stderr] 
Dec 17 23:57:17.568 INFO [stderr] warning: unused variable: `state`
Dec 17 23:57:17.568 INFO [stderr]    --> src/logic.rs:124:13
Dec 17 23:57:17.568 INFO [stderr]     |
Dec 17 23:57:17.568 INFO [stderr] 124 | fn shift_up(state: &mut GameState) -> bool {
Dec 17 23:57:17.568 INFO [stderr]     |             ^^^^^ help: consider using `_state` instead
Dec 17 23:57:17.568 INFO [stderr] 
Dec 17 23:57:17.568 INFO [stderr] warning: unused variable: `state`
Dec 17 23:57:17.568 INFO [stderr]    --> src/logic.rs:128:15
Dec 17 23:57:17.569 INFO [stderr]     |
Dec 17 23:57:17.569 INFO [stderr] 128 | fn shift_down(state: &mut GameState) -> bool {
Dec 17 23:57:17.569 INFO [stderr]     |               ^^^^^ help: consider using `_state` instead
Dec 17 23:57:17.569 INFO [stderr] 
Dec 17 23:57:17.669 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.32s
Dec 17 23:57:18.960 INFO running `"docker" "inspect" "377c209c8d47381ac82c3b4c674f2c7d3e1fe0383f7a4af82177a2525434700c"`
Dec 17 23:57:19.254 INFO running `"docker" "rm" "-f" "377c209c8d47381ac82c3b4c674f2c7d3e1fe0383f7a4af82177a2525434700c"`
Dec 17 23:57:19.543 INFO [stdout] 377c209c8d47381ac82c3b4c674f2c7d3e1fe0383f7a4af82177a2525434700c