Dec 18 18:19:22.367 INFO checking backgammon-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 18:19:22.368 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/backgammon/0.1.0:/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 18 18:19:22.584 INFO [stdout] f0e5251bf73314203e1df3866cdde504dc9b31f1f57d5e4398bbf1ae61b005a7
Dec 18 18:19:22.585 INFO running `"docker" "start" "-a" "f0e5251bf73314203e1df3866cdde504dc9b31f1f57d5e4398bbf1ae61b005a7"`
Dec 18 18:19:23.175 INFO [stderr]     Checking backgammon v0.1.0 (/opt/crater/workdir)
Dec 18 18:19:23.489 INFO [stderr] warning: field is never used: `cube`
Dec 18 18:19:23.489 INFO [stderr]   --> src/lib.rs:25:5
Dec 18 18:19:23.489 INFO [stderr]    |
Dec 18 18:19:23.489 INFO [stderr] 25 |     cube: i8,
Dec 18 18:19:23.489 INFO [stderr]    |     ^^^^^^^^
Dec 18 18:19:23.489 INFO [stderr]    |
Dec 18 18:19:23.489 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 18:19:23.489 INFO [stderr] 
Dec 18 18:19:23.489 INFO [stderr] warning: field is never used: `points`
Dec 18 18:19:23.489 INFO [stderr]   --> src/lib.rs:29:5
Dec 18 18:19:23.489 INFO [stderr]    |
Dec 18 18:19:23.489 INFO [stderr] 29 |     points: u32,
Dec 18 18:19:23.489 INFO [stderr]    |     ^^^^^^^^^^^
Dec 18 18:19:23.489 INFO [stderr] 
Dec 18 18:19:23.489 INFO [stderr] warning: field is never used: `history`
Dec 18 18:19:23.489 INFO [stderr]   --> src/lib.rs:30:5
Dec 18 18:19:23.489 INFO [stderr]    |
Dec 18 18:19:23.489 INFO [stderr] 30 |     history: Vec<State>,
Dec 18 18:19:23.489 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 18 18:19:23.489 INFO [stderr] 
Dec 18 18:19:23.489 INFO [stderr] warning: field is never used: `max_points`
Dec 18 18:19:23.489 INFO [stderr]   --> src/lib.rs:34:5
Dec 18 18:19:23.489 INFO [stderr]    |
Dec 18 18:19:23.489 INFO [stderr] 34 |     max_points: u32,
Dec 18 18:19:23.489 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 18 18:19:23.489 INFO [stderr] 
Dec 18 18:19:23.489 INFO [stderr] warning: field is never used: `history`
Dec 18 18:19:23.489 INFO [stderr]   --> src/lib.rs:35:5
Dec 18 18:19:23.489 INFO [stderr]    |
Dec 18 18:19:23.489 INFO [stderr] 35 |     history: Vec<Game>,
Dec 18 18:19:23.489 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 18 18:19:23.489 INFO [stderr] 
Dec 18 18:19:23.489 INFO [stderr] warning: function is never used: `roll`
Dec 18 18:19:23.489 INFO [stderr]    --> src/lib.rs:121:1
Dec 18 18:19:23.489 INFO [stderr]     |
Dec 18 18:19:23.489 INFO [stderr] 121 | fn roll() -> [u8; 2] {
Dec 18 18:19:23.489 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^
Dec 18 18:19:23.489 INFO [stderr] 
Dec 18 18:19:23.540 INFO [stderr] warning: field is never used: `cube`
Dec 18 18:19:23.540 INFO [stderr]   --> src/lib.rs:25:5
Dec 18 18:19:23.540 INFO [stderr]    |
Dec 18 18:19:23.540 INFO [stderr] 25 |     cube: i8,
Dec 18 18:19:23.540 INFO [stderr]    |     ^^^^^^^^
Dec 18 18:19:23.540 INFO [stderr]    |
Dec 18 18:19:23.540 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 18:19:23.540 INFO [stderr] 
Dec 18 18:19:23.540 INFO [stderr] warning: field is never used: `points`
Dec 18 18:19:23.540 INFO [stderr]   --> src/lib.rs:29:5
Dec 18 18:19:23.540 INFO [stderr]    |
Dec 18 18:19:23.540 INFO [stderr] 29 |     points: u32,
Dec 18 18:19:23.540 INFO [stderr]    |     ^^^^^^^^^^^
Dec 18 18:19:23.540 INFO [stderr] 
Dec 18 18:19:23.540 INFO [stderr] warning: field is never used: `history`
Dec 18 18:19:23.540 INFO [stderr]   --> src/lib.rs:30:5
Dec 18 18:19:23.540 INFO [stderr]    |
Dec 18 18:19:23.540 INFO [stderr] 30 |     history: Vec<State>,
Dec 18 18:19:23.540 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 18 18:19:23.540 INFO [stderr] 
Dec 18 18:19:23.540 INFO [stderr] warning: field is never used: `max_points`
Dec 18 18:19:23.540 INFO [stderr]   --> src/lib.rs:34:5
Dec 18 18:19:23.540 INFO [stderr]    |
Dec 18 18:19:23.540 INFO [stderr] 34 |     max_points: u32,
Dec 18 18:19:23.540 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 18 18:19:23.540 INFO [stderr] 
Dec 18 18:19:23.540 INFO [stderr] warning: field is never used: `history`
Dec 18 18:19:23.540 INFO [stderr]   --> src/lib.rs:35:5
Dec 18 18:19:23.540 INFO [stderr]    |
Dec 18 18:19:23.540 INFO [stderr] 35 |     history: Vec<Game>,
Dec 18 18:19:23.540 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 18 18:19:23.540 INFO [stderr] 
Dec 18 18:19:23.540 INFO [stderr] warning: function is never used: `roll`
Dec 18 18:19:23.540 INFO [stderr]    --> src/lib.rs:121:1
Dec 18 18:19:23.540 INFO [stderr]     |
Dec 18 18:19:23.540 INFO [stderr] 121 | fn roll() -> [u8; 2] {
Dec 18 18:19:23.540 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^
Dec 18 18:19:23.540 INFO [stderr] 
Dec 18 18:19:23.581 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
Dec 18 18:19:23.990 INFO running `"docker" "inspect" "f0e5251bf73314203e1df3866cdde504dc9b31f1f57d5e4398bbf1ae61b005a7"`
Dec 18 18:19:24.246 INFO running `"docker" "rm" "-f" "f0e5251bf73314203e1df3866cdde504dc9b31f1f57d5e4398bbf1ae61b005a7"`
Dec 18 18:19:24.554 INFO [stdout] f0e5251bf73314203e1df3866cdde504dc9b31f1f57d5e4398bbf1ae61b005a7