Dec 18 06:38:00.209 INFO checking Magnap/game-trees-rs against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 06:38:00.209 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/Magnap/game-trees-rs:/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 06:38:01.846 INFO [stdout] efe06536439fbcf448391d61c34d4c752122805f7168cf3a53819b3b623cdb2d
Dec 18 06:38:01.847 INFO running `"docker" "start" "-a" "efe06536439fbcf448391d61c34d4c752122805f7168cf3a53819b3b623cdb2d"`
Dec 18 06:38:05.108 INFO [stderr]     Checking game-trees v0.1.0 (/opt/crater/workdir)
Dec 18 06:38:05.764 INFO [stderr] warning: variable does not need to be mutable
Dec 18 06:38:05.764 INFO [stderr]    --> src/mcts_hashtable.rs:156:17
Dec 18 06:38:05.764 INFO [stderr]     |
Dec 18 06:38:05.764 INFO [stderr] 156 |             let mut v = self.0.get_mut(s).unwrap();
Dec 18 06:38:05.764 INFO [stderr]     |                 ----^
Dec 18 06:38:05.764 INFO [stderr]     |                 |
Dec 18 06:38:05.764 INFO [stderr]     |                 help: remove this `mut`
Dec 18 06:38:05.764 INFO [stderr]     |
Dec 18 06:38:05.764 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 06:38:05.764 INFO [stderr] 
Dec 18 06:38:05.767 INFO [stderr] warning: variable does not need to be mutable
Dec 18 06:38:05.767 INFO [stderr]    --> src/mcts_hashtable.rs:156:17
Dec 18 06:38:05.767 INFO [stderr]     |
Dec 18 06:38:05.767 INFO [stderr] 156 |             let mut v = self.0.get_mut(s).unwrap();
Dec 18 06:38:05.767 INFO [stderr]     |                 ----^
Dec 18 06:38:05.767 INFO [stderr]     |                 |
Dec 18 06:38:05.767 INFO [stderr]     |                 help: remove this `mut`
Dec 18 06:38:05.767 INFO [stderr]     |
Dec 18 06:38:05.767 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 06:38:05.767 INFO [stderr] 
Dec 18 06:38:05.767 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Dec 18 06:38:05.767 INFO [stderr]   --> src/game/mod.rs:10:24
Dec 18 06:38:05.767 INFO [stderr]    |
Dec 18 06:38:05.767 INFO [stderr] 10 | pub type ScoreBoard<G: GameState> = HashMap<G::Player, Score>;
Dec 18 06:38:05.767 INFO [stderr]    |                        ^^^^^^^^^
Dec 18 06:38:05.767 INFO [stderr]    |
Dec 18 06:38:05.767 INFO [stderr]    = note: #[warn(type_alias_bounds)] on by default
Dec 18 06:38:05.767 INFO [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
Dec 18 06:38:05.767 INFO [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
Dec 18 06:38:05.767 INFO [stderr]   --> src/game/mod.rs:10:45
Dec 18 06:38:05.767 INFO [stderr]    |
Dec 18 06:38:05.767 INFO [stderr] 10 | pub type ScoreBoard<G: GameState> = HashMap<G::Player, Score>;
Dec 18 06:38:05.767 INFO [stderr]    |                                             ^^^^^^^^^
Dec 18 06:38:05.767 INFO [stderr] 
Dec 18 06:38:05.775 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Dec 18 06:38:05.775 INFO [stderr]   --> src/game/mod.rs:10:24
Dec 18 06:38:05.775 INFO [stderr]    |
Dec 18 06:38:05.775 INFO [stderr] 10 | pub type ScoreBoard<G: GameState> = HashMap<G::Player, Score>;
Dec 18 06:38:05.775 INFO [stderr]    |                        ^^^^^^^^^
Dec 18 06:38:05.775 INFO [stderr]    |
Dec 18 06:38:05.775 INFO [stderr]    = note: #[warn(type_alias_bounds)] on by default
Dec 18 06:38:05.775 INFO [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
Dec 18 06:38:05.775 INFO [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
Dec 18 06:38:05.775 INFO [stderr]   --> src/game/mod.rs:10:45
Dec 18 06:38:05.775 INFO [stderr]    |
Dec 18 06:38:05.775 INFO [stderr] 10 | pub type ScoreBoard<G: GameState> = HashMap<G::Player, Score>;
Dec 18 06:38:05.775 INFO [stderr]    |                                             ^^^^^^^^^
Dec 18 06:38:05.775 INFO [stderr] 
Dec 18 06:38:06.469 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
Dec 18 06:38:07.465 INFO running `"docker" "inspect" "efe06536439fbcf448391d61c34d4c752122805f7168cf3a53819b3b623cdb2d"`
Dec 18 06:38:07.598 INFO running `"docker" "rm" "-f" "efe06536439fbcf448391d61c34d4c752122805f7168cf3a53819b3b623cdb2d"`
Dec 18 06:38:07.763 INFO [stdout] efe06536439fbcf448391d61c34d4c752122805f7168cf3a53819b3b623cdb2d