Dec 19 18:05:25.958 INFO checking denismerigoux/tarot against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 18:05:25.958 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/denismerigoux/tarot:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 18:05:26.404 INFO [stdout] 433ab43fa48eafe87e266f8b3b59497e220813dc54476c607957bcc2b0e827b3
Dec 19 18:05:26.408 INFO running `"docker" "start" "-a" "433ab43fa48eafe87e266f8b3b59497e220813dc54476c607957bcc2b0e827b3"`
Dec 19 18:05:27.806 INFO [stderr]     Checking tarot v0.0.1 (/opt/crater/workdir)
Dec 19 18:05:28.388 INFO [stderr] warning: variable does not need to be mutable
Dec 19 18:05:28.388 INFO [stderr]    --> src/game.rs:131:26
Dec 19 18:05:28.388 INFO [stderr]     |
Dec 19 18:05:28.388 INFO [stderr] 131 | fn sort_by_playing_order(mut players: &mut Vec<Player>, starting_player_id: i32) {
Dec 19 18:05:28.388 INFO [stderr]     |                          ----^^^^^^^
Dec 19 18:05:28.388 INFO [stderr]     |                          |
Dec 19 18:05:28.388 INFO [stderr]     |                          help: remove this `mut`
Dec 19 18:05:28.388 INFO [stderr]     |
Dec 19 18:05:28.388 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 18:05:28.388 INFO [stderr] 
Dec 19 18:05:28.416 INFO [stderr] warning: variable does not need to be mutable
Dec 19 18:05:28.416 INFO [stderr]    --> src/game.rs:282:19
Dec 19 18:05:28.416 INFO [stderr]     |
Dec 19 18:05:28.416 INFO [stderr] 282 | fn deal_with_fool(mut cards_played: &mut Heap,
Dec 19 18:05:28.416 INFO [stderr]     |                   ----^^^^^^^^^^^^
Dec 19 18:05:28.416 INFO [stderr]     |                   |
Dec 19 18:05:28.416 INFO [stderr]     |                   help: remove this `mut`
Dec 19 18:05:28.416 INFO [stderr] 
Dec 19 18:05:28.416 INFO [stderr] warning: variable does not need to be mutable
Dec 19 18:05:28.416 INFO [stderr]    --> src/game.rs:283:19
Dec 19 18:05:28.416 INFO [stderr]     |
Dec 19 18:05:28.416 INFO [stderr] 283 |                   mut game: &mut Game,
Dec 19 18:05:28.416 INFO [stderr]     |                   ----^^^^
Dec 19 18:05:28.416 INFO [stderr]     |                   |
Dec 19 18:05:28.416 INFO [stderr]     |                   help: remove this `mut`
Dec 19 18:05:28.416 INFO [stderr] 
Dec 19 18:05:28.432 INFO [stderr] warning: variable does not need to be mutable
Dec 19 18:05:28.432 INFO [stderr]   --> src/ai.rs:21:21
Dec 19 18:05:28.432 INFO [stderr]    |
Dec 19 18:05:28.432 INFO [stderr] 21 | pub fn exchange_dog(mut players: &mut Vec<game::Player>,
Dec 19 18:05:28.432 INFO [stderr]    |                     ----^^^^^^^
Dec 19 18:05:28.432 INFO [stderr]    |                     |
Dec 19 18:05:28.432 INFO [stderr]    |                     help: remove this `mut`
Dec 19 18:05:28.432 INFO [stderr] 
Dec 19 18:05:28.536 INFO [stderr] warning: variable does not need to be mutable
Dec 19 18:05:28.536 INFO [stderr]    --> src/game.rs:131:26
Dec 19 18:05:28.536 INFO [stderr]     |
Dec 19 18:05:28.536 INFO [stderr] 131 | fn sort_by_playing_order(mut players: &mut Vec<Player>, starting_player_id: i32) {
Dec 19 18:05:28.536 INFO [stderr]     |                          ----^^^^^^^
Dec 19 18:05:28.536 INFO [stderr]     |                          |
Dec 19 18:05:28.536 INFO [stderr]     |                          help: remove this `mut`
Dec 19 18:05:28.536 INFO [stderr]     |
Dec 19 18:05:28.536 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 18:05:28.536 INFO [stderr] 
Dec 19 18:05:28.556 INFO [stderr] warning: variable does not need to be mutable
Dec 19 18:05:28.556 INFO [stderr]    --> src/game.rs:282:19
Dec 19 18:05:28.556 INFO [stderr]     |
Dec 19 18:05:28.556 INFO [stderr] 282 | fn deal_with_fool(mut cards_played: &mut Heap,
Dec 19 18:05:28.556 INFO [stderr]     |                   ----^^^^^^^^^^^^
Dec 19 18:05:28.556 INFO [stderr]     |                   |
Dec 19 18:05:28.556 INFO [stderr]     |                   help: remove this `mut`
Dec 19 18:05:28.556 INFO [stderr] 
Dec 19 18:05:28.556 INFO [stderr] warning: variable does not need to be mutable
Dec 19 18:05:28.556 INFO [stderr]    --> src/game.rs:283:19
Dec 19 18:05:28.556 INFO [stderr]     |
Dec 19 18:05:28.556 INFO [stderr] 283 |                   mut game: &mut Game,
Dec 19 18:05:28.556 INFO [stderr]     |                   ----^^^^
Dec 19 18:05:28.556 INFO [stderr]     |                   |
Dec 19 18:05:28.556 INFO [stderr]     |                   help: remove this `mut`
Dec 19 18:05:28.556 INFO [stderr] 
Dec 19 18:05:28.568 INFO [stderr] warning: variable does not need to be mutable
Dec 19 18:05:28.568 INFO [stderr]   --> src/ai.rs:21:21
Dec 19 18:05:28.568 INFO [stderr]    |
Dec 19 18:05:28.568 INFO [stderr] 21 | pub fn exchange_dog(mut players: &mut Vec<game::Player>,
Dec 19 18:05:28.568 INFO [stderr]    |                     ----^^^^^^^
Dec 19 18:05:28.568 INFO [stderr]    |                     |
Dec 19 18:05:28.568 INFO [stderr]    |                     help: remove this `mut`
Dec 19 18:05:28.568 INFO [stderr] 
Dec 19 18:05:28.616 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Dec 19 18:05:29.222 INFO running `"docker" "inspect" "433ab43fa48eafe87e266f8b3b59497e220813dc54476c607957bcc2b0e827b3"`
Dec 19 18:05:29.468 INFO running `"docker" "rm" "-f" "433ab43fa48eafe87e266f8b3b59497e220813dc54476c607957bcc2b0e827b3"`
Dec 19 18:05:29.704 INFO [stdout] 433ab43fa48eafe87e266f8b3b59497e220813dc54476c607957bcc2b0e827b3