Dec 11 17:18:29.685 INFO checking huytd/sergaem against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 17:18:29.685 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 17:18:30.187 INFO [stdout] 3b598b7dfc49fc23ad19519fc8abd67b4c1947af27d6483504263e77b9aecd2b
Dec 11 17:18:30.195 INFO running `"docker" "start" "-a" "3b598b7dfc49fc23ad19519fc8abd67b4c1947af27d6483504263e77b9aecd2b"`
Dec 11 17:18:31.129 INFO [stderr] usermod: no changes
Dec 11 17:18:31.263 INFO [stderr]     Checking ws v0.7.3
Dec 11 17:18:33.590 INFO [stderr]     Checking sergaem v0.1.0 (/source)
Dec 11 17:18:34.752 INFO [stderr] warning: unused import: `std::cell::RefCell`
Dec 11 17:18:34.752 INFO [stderr]  --> src/engine/network.rs:2:5
Dec 11 17:18:34.752 INFO [stderr]   |
Dec 11 17:18:34.752 INFO [stderr] 2 | use std::cell::RefCell;
Dec 11 17:18:34.752 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 11 17:18:34.752 INFO [stderr]   |
Dec 11 17:18:34.752 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 17:18:34.752 INFO [stderr] 
Dec 11 17:18:34.910 INFO [stderr] warning: variable does not need to be mutable
Dec 11 17:18:34.910 INFO [stderr]   --> src/engine/game.rs:30:21
Dec 11 17:18:34.911 INFO [stderr]    |
Dec 11 17:18:34.911 INFO [stderr] 30 |                 let mut game_logic = GameLogic::new(self.clone());
Dec 11 17:18:34.911 INFO [stderr]    |                     ----^^^^^^^^^^
Dec 11 17:18:34.911 INFO [stderr]    |                     |
Dec 11 17:18:34.911 INFO [stderr]    |                     help: remove this `mut`
Dec 11 17:18:34.911 INFO [stderr]    |
Dec 11 17:18:34.911 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 17:18:34.911 INFO [stderr] 
Dec 11 17:18:34.911 INFO [stderr] warning: variable does not need to be mutable
Dec 11 17:18:34.911 INFO [stderr]   --> src/engine/game.rs:30:21
Dec 11 17:18:34.911 INFO [stderr]    |
Dec 11 17:18:34.911 INFO [stderr] 30 |                 let mut game_logic = GameLogic::new(self.clone());
Dec 11 17:18:34.911 INFO [stderr]    |                     ----^^^^^^^^^^
Dec 11 17:18:34.911 INFO [stderr]    |                     |
Dec 11 17:18:34.911 INFO [stderr]    |                     help: remove this `mut`
Dec 11 17:18:34.911 INFO [stderr] 
Dec 11 17:18:34.912 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 17:18:34.912 INFO [stderr]   --> src/engine/game.rs:72:13
Dec 11 17:18:34.912 INFO [stderr]    |
Dec 11 17:18:34.912 INFO [stderr] 72 |             player.send(Message::from(msg));
Dec 11 17:18:34.912 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:18:34.912 INFO [stderr]    |
Dec 11 17:18:34.912 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 17:18:34.912 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 17:18:34.912 INFO [stderr] 
Dec 11 17:18:35.213 INFO [stderr] warning: unused import: `std::cell::RefCell`
Dec 11 17:18:35.213 INFO [stderr]  --> src/engine/network.rs:2:5
Dec 11 17:18:35.213 INFO [stderr]   |
Dec 11 17:18:35.213 INFO [stderr] 2 | use std::cell::RefCell;
Dec 11 17:18:35.215 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 11 17:18:35.215 INFO [stderr]   |
Dec 11 17:18:35.215 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 17:18:35.215 INFO [stderr] 
Dec 11 17:18:35.335 INFO [stderr] warning: variable does not need to be mutable
Dec 11 17:18:35.335 INFO [stderr]   --> src/engine/game.rs:30:21
Dec 11 17:18:35.335 INFO [stderr]    |
Dec 11 17:18:35.336 INFO [stderr] 30 |                 let mut game_logic = GameLogic::new(self.clone());
Dec 11 17:18:35.336 INFO [stderr]    |                     ----^^^^^^^^^^
Dec 11 17:18:35.336 INFO [stderr]    |                     |
Dec 11 17:18:35.336 INFO [stderr]    |                     help: remove this `mut`
Dec 11 17:18:35.337 INFO [stderr]    |
Dec 11 17:18:35.337 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 17:18:35.337 INFO [stderr] 
Dec 11 17:18:35.337 INFO [stderr] warning: variable does not need to be mutable
Dec 11 17:18:35.337 INFO [stderr]   --> src/engine/game.rs:30:21
Dec 11 17:18:35.338 INFO [stderr]    |
Dec 11 17:18:35.338 INFO [stderr] 30 |                 let mut game_logic = GameLogic::new(self.clone());
Dec 11 17:18:35.338 INFO [stderr]    |                     ----^^^^^^^^^^
Dec 11 17:18:35.338 INFO [stderr]    |                     |
Dec 11 17:18:35.339 INFO [stderr]    |                     help: remove this `mut`
Dec 11 17:18:35.339 INFO [stderr] 
Dec 11 17:18:35.339 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 17:18:35.339 INFO [stderr]   --> src/engine/game.rs:72:13
Dec 11 17:18:35.340 INFO [stderr]    |
Dec 11 17:18:35.340 INFO [stderr] 72 |             player.send(Message::from(msg));
Dec 11 17:18:35.340 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:18:35.340 INFO [stderr]    |
Dec 11 17:18:35.341 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 17:18:35.341 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 17:18:35.341 INFO [stderr] 
Dec 11 17:18:35.354 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.19s
Dec 11 17:18:35.362 INFO [stderr] su: No module specific data is present
Dec 11 17:18:36.228 INFO running `"docker" "inspect" "3b598b7dfc49fc23ad19519fc8abd67b4c1947af27d6483504263e77b9aecd2b"`
Dec 11 17:18:36.434 INFO running `"docker" "rm" "-f" "3b598b7dfc49fc23ad19519fc8abd67b4c1947af27d6483504263e77b9aecd2b"`
Dec 11 17:18:36.652 INFO [stdout] 3b598b7dfc49fc23ad19519fc8abd67b4c1947af27d6483504263e77b9aecd2b