Dec 19 15:59:02.809 INFO checking huytd/sergaem against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 15:59:02.809 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/huytd/sergaem:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:59:03.083 INFO [stdout] ba7c0625d8624c6efa123cc27fbbd8727793c8e7377f3658d0d9dbc29d2ef601
Dec 19 15:59:03.085 INFO running `"docker" "start" "-a" "ba7c0625d8624c6efa123cc27fbbd8727793c8e7377f3658d0d9dbc29d2ef601"`
Dec 19 15:59:03.775 INFO [stderr]     Checking ws v0.7.3
Dec 19 15:59:05.353 INFO [stderr]     Checking sergaem v0.1.0 (/opt/crater/workdir)
Dec 19 15:59:05.924 INFO [stderr] warning: unused import: `std::cell::RefCell`
Dec 19 15:59:05.924 INFO [stderr]  --> src/engine/network.rs:2:5
Dec 19 15:59:05.924 INFO [stderr]   |
Dec 19 15:59:05.924 INFO [stderr] 2 | use std::cell::RefCell;
Dec 19 15:59:05.924 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 19 15:59:05.924 INFO [stderr]   |
Dec 19 15:59:05.924 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 15:59:05.924 INFO [stderr] 
Dec 19 15:59:05.972 INFO [stderr] warning: unused import: `std::cell::RefCell`
Dec 19 15:59:05.972 INFO [stderr]  --> src/engine/network.rs:2:5
Dec 19 15:59:05.972 INFO [stderr]   |
Dec 19 15:59:05.972 INFO [stderr] 2 | use std::cell::RefCell;
Dec 19 15:59:05.972 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 19 15:59:05.972 INFO [stderr]   |
Dec 19 15:59:05.973 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 15:59:05.973 INFO [stderr] 
Dec 19 15:59:06.196 INFO [stderr] warning: variable does not need to be mutable
Dec 19 15:59:06.196 INFO [stderr]   --> src/engine/game.rs:30:21
Dec 19 15:59:06.197 INFO [stderr]    |
Dec 19 15:59:06.197 INFO [stderr] 30 |                 let mut game_logic = GameLogic::new(self.clone());
Dec 19 15:59:06.197 INFO [stderr]    |                     ----^^^^^^^^^^
Dec 19 15:59:06.197 INFO [stderr]    |                     |
Dec 19 15:59:06.197 INFO [stderr]    |                     help: remove this `mut`
Dec 19 15:59:06.197 INFO [stderr]    |
Dec 19 15:59:06.197 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 15:59:06.197 INFO [stderr] 
Dec 19 15:59:06.198 INFO [stderr] warning: variable does not need to be mutable
Dec 19 15:59:06.198 INFO [stderr]   --> src/engine/game.rs:30:21
Dec 19 15:59:06.198 INFO [stderr]    |
Dec 19 15:59:06.198 INFO [stderr] 30 |                 let mut game_logic = GameLogic::new(self.clone());
Dec 19 15:59:06.198 INFO [stderr]    |                     ----^^^^^^^^^^
Dec 19 15:59:06.198 INFO [stderr]    |                     |
Dec 19 15:59:06.198 INFO [stderr]    |                     help: remove this `mut`
Dec 19 15:59:06.198 INFO [stderr] 
Dec 19 15:59:06.208 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:59:06.209 INFO [stderr]   --> src/engine/game.rs:72:13
Dec 19 15:59:06.209 INFO [stderr]    |
Dec 19 15:59:06.209 INFO [stderr] 72 |             player.send(Message::from(msg));
Dec 19 15:59:06.209 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:59:06.209 INFO [stderr]    |
Dec 19 15:59:06.212 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 15:59:06.212 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:59:06.212 INFO [stderr] 
Dec 19 15:59:06.217 INFO [stderr] warning: variable does not need to be mutable
Dec 19 15:59:06.217 INFO [stderr]   --> src/engine/game.rs:30:21
Dec 19 15:59:06.217 INFO [stderr]    |
Dec 19 15:59:06.217 INFO [stderr] 30 |                 let mut game_logic = GameLogic::new(self.clone());
Dec 19 15:59:06.217 INFO [stderr]    |                     ----^^^^^^^^^^
Dec 19 15:59:06.217 INFO [stderr]    |                     |
Dec 19 15:59:06.217 INFO [stderr]    |                     help: remove this `mut`
Dec 19 15:59:06.217 INFO [stderr]    |
Dec 19 15:59:06.217 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 15:59:06.217 INFO [stderr] 
Dec 19 15:59:06.217 INFO [stderr] warning: variable does not need to be mutable
Dec 19 15:59:06.217 INFO [stderr]   --> src/engine/game.rs:30:21
Dec 19 15:59:06.217 INFO [stderr]    |
Dec 19 15:59:06.217 INFO [stderr] 30 |                 let mut game_logic = GameLogic::new(self.clone());
Dec 19 15:59:06.217 INFO [stderr]    |                     ----^^^^^^^^^^
Dec 19 15:59:06.217 INFO [stderr]    |                     |
Dec 19 15:59:06.217 INFO [stderr]    |                     help: remove this `mut`
Dec 19 15:59:06.217 INFO [stderr] 
Dec 19 15:59:06.222 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:59:06.222 INFO [stderr]   --> src/engine/game.rs:72:13
Dec 19 15:59:06.222 INFO [stderr]    |
Dec 19 15:59:06.222 INFO [stderr] 72 |             player.send(Message::from(msg));
Dec 19 15:59:06.222 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:59:06.222 INFO [stderr]    |
Dec 19 15:59:06.222 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 15:59:06.222 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:59:06.222 INFO [stderr] 
Dec 19 15:59:06.260 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.54s
Dec 19 15:59:07.318 INFO running `"docker" "inspect" "ba7c0625d8624c6efa123cc27fbbd8727793c8e7377f3658d0d9dbc29d2ef601"`
Dec 19 15:59:07.650 INFO running `"docker" "rm" "-f" "ba7c0625d8624c6efa123cc27fbbd8727793c8e7377f3658d0d9dbc29d2ef601"`
Dec 19 15:59:07.956 INFO [stdout] ba7c0625d8624c6efa123cc27fbbd8727793c8e7377f3658d0d9dbc29d2ef601