Dec 11 12:48:05.187 INFO checking neosam/textgame against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677 Dec 11 12:48:05.187 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12:48:05.391 INFO [stdout] 07db9ff4df57f4481e7e7daae20ea31f88cef70eacbce179090f26e5fa5a13d3 Dec 11 12:48:05.393 INFO running `"docker" "start" "-a" "07db9ff4df57f4481e7e7daae20ea31f88cef70eacbce179090f26e5fa5a13d3"` Dec 11 12:48:05.839 INFO [stderr] usermod: no changes Dec 11 12:48:05.898 INFO [stderr] Checking serde_json v0.8.4 Dec 11 12:48:07.068 INFO [stderr] Checking textgametest v0.1.0 (/source) Dec 11 12:48:07.436 INFO [stderr] warning: unnecessary parentheses around function argument Dec 11 12:48:07.436 INFO [stderr] --> src/terminal.rs:59:23 Dec 11 12:48:07.436 INFO [stderr] | Dec 11 12:48:07.436 INFO [stderr] 59 | return Ok((false)) Dec 11 12:48:07.436 INFO [stderr] | ^^^^^^^ help: remove these parentheses Dec 11 12:48:07.436 INFO [stderr] | Dec 11 12:48:07.436 INFO [stderr] = note: #[warn(unused_parens)] on by default Dec 11 12:48:07.436 INFO [stderr] Dec 11 12:48:07.524 INFO [stderr] warning: unnecessary parentheses around function argument Dec 11 12:48:07.524 INFO [stderr] --> src/terminal.rs:59:23 Dec 11 12:48:07.524 INFO [stderr] | Dec 11 12:48:07.524 INFO [stderr] 59 | return Ok((false)) Dec 11 12:48:07.524 INFO [stderr] | ^^^^^^^ help: remove these parentheses Dec 11 12:48:07.524 INFO [stderr] | Dec 11 12:48:07.524 INFO [stderr] = note: #[warn(unused_parens)] on by default Dec 11 12:48:07.524 INFO [stderr] Dec 11 12:48:07.848 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:07.848 INFO [stderr] --> src/main.rs:30:13 Dec 11 12:48:07.848 INFO [stderr] | Dec 11 12:48:07.848 INFO [stderr] 30 | let mut game_room = game.room_mut(room_ref); Dec 11 12:48:07.848 INFO [stderr] | ----^^^^^^^^^ Dec 11 12:48:07.848 INFO [stderr] | | Dec 11 12:48:07.848 INFO [stderr] | help: remove this `mut` Dec 11 12:48:07.848 INFO [stderr] | Dec 11 12:48:07.848 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 11 12:48:07.848 INFO [stderr] Dec 11 12:48:07.977 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:07.977 INFO [stderr] --> src/game.rs:54:13 Dec 11 12:48:07.977 INFO [stderr] | Dec 11 12:48:07.977 INFO [stderr] 54 | let mut to_room = self.room_mut(to_room_key); Dec 11 12:48:07.977 INFO [stderr] | ----^^^^^^^ Dec 11 12:48:07.977 INFO [stderr] | | Dec 11 12:48:07.977 INFO [stderr] | help: remove this `mut` Dec 11 12:48:07.977 INFO [stderr] Dec 11 12:48:07.994 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:07.994 INFO [stderr] --> src/terminal.rs:114:15 Dec 11 12:48:07.994 INFO [stderr] | Dec 11 12:48:07.994 INFO [stderr] 114 | Box::new(|mut game| { Dec 11 12:48:07.994 INFO [stderr] | ----^^^^ Dec 11 12:48:07.994 INFO [stderr] | | Dec 11 12:48:07.994 INFO [stderr] | help: remove this `mut` Dec 11 12:48:07.994 INFO [stderr] Dec 11 12:48:07.997 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:07.997 INFO [stderr] --> src/terminal.rs:126:15 Dec 11 12:48:07.997 INFO [stderr] | Dec 11 12:48:07.997 INFO [stderr] 126 | Box::new(|mut game| { Dec 11 12:48:07.997 INFO [stderr] | ----^^^^ Dec 11 12:48:07.998 INFO [stderr] | | Dec 11 12:48:07.998 INFO [stderr] | help: remove this `mut` Dec 11 12:48:07.998 INFO [stderr] Dec 11 12:48:07.998 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:07.998 INFO [stderr] --> src/terminal.rs:134:15 Dec 11 12:48:07.998 INFO [stderr] | Dec 11 12:48:07.998 INFO [stderr] 134 | Box::new(|mut game| { Dec 11 12:48:07.998 INFO [stderr] | ----^^^^ Dec 11 12:48:07.998 INFO [stderr] | | Dec 11 12:48:07.998 INFO [stderr] | help: remove this `mut` Dec 11 12:48:07.998 INFO [stderr] Dec 11 12:48:07.998 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:07.998 INFO [stderr] --> src/terminal.rs:150:15 Dec 11 12:48:07.998 INFO [stderr] | Dec 11 12:48:07.998 INFO [stderr] 150 | Box::new(|mut game| { Dec 11 12:48:07.998 INFO [stderr] | ----^^^^ Dec 11 12:48:07.998 INFO [stderr] | | Dec 11 12:48:07.998 INFO [stderr] | help: remove this `mut` Dec 11 12:48:07.998 INFO [stderr] Dec 11 12:48:08.001 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:08.001 INFO [stderr] --> src/terminal.rs:161:15 Dec 11 12:48:08.001 INFO [stderr] | Dec 11 12:48:08.001 INFO [stderr] 161 | Box::new(|mut game| { Dec 11 12:48:08.001 INFO [stderr] | ----^^^^ Dec 11 12:48:08.001 INFO [stderr] | | Dec 11 12:48:08.001 INFO [stderr] | help: remove this `mut` Dec 11 12:48:08.001 INFO [stderr] Dec 11 12:48:08.001 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:08.001 INFO [stderr] --> src/terminal.rs:173:15 Dec 11 12:48:08.001 INFO [stderr] | Dec 11 12:48:08.002 INFO [stderr] 173 | Box::new(|mut game| { Dec 11 12:48:08.002 INFO [stderr] | ----^^^^ Dec 11 12:48:08.002 INFO [stderr] | | Dec 11 12:48:08.002 INFO [stderr] | help: remove this `mut` Dec 11 12:48:08.002 INFO [stderr] Dec 11 12:48:08.002 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:08.002 INFO [stderr] --> src/terminal.rs:176:13 Dec 11 12:48:08.002 INFO [stderr] | Dec 11 12:48:08.002 INFO [stderr] 176 | let mut room = game.player_room_mut(); Dec 11 12:48:08.002 INFO [stderr] | ----^^^^ Dec 11 12:48:08.002 INFO [stderr] | | Dec 11 12:48:08.002 INFO [stderr] | help: remove this `mut` Dec 11 12:48:08.002 INFO [stderr] Dec 11 12:48:08.003 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:08.003 INFO [stderr] --> src/terminal.rs:190:15 Dec 11 12:48:08.003 INFO [stderr] | Dec 11 12:48:08.003 INFO [stderr] 190 | Box::new(|mut game| { Dec 11 12:48:08.003 INFO [stderr] | ----^^^^ Dec 11 12:48:08.003 INFO [stderr] | | Dec 11 12:48:08.003 INFO [stderr] | help: remove this `mut` Dec 11 12:48:08.003 INFO [stderr] Dec 11 12:48:08.003 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:08.003 INFO [stderr] --> src/terminal.rs:196:13 Dec 11 12:48:08.003 INFO [stderr] | Dec 11 12:48:08.003 INFO [stderr] 196 | let mut room = game.player_room_mut(); Dec 11 12:48:08.003 INFO [stderr] | ----^^^^ Dec 11 12:48:08.003 INFO [stderr] | | Dec 11 12:48:08.003 INFO [stderr] | help: remove this `mut` Dec 11 12:48:08.003 INFO [stderr] Dec 11 12:48:08.012 INFO [stderr] warning: type alias is never used: `GameResult` Dec 11 12:48:08.012 INFO [stderr] --> src/gameerror.rs:25:1 Dec 11 12:48:08.012 INFO [stderr] | Dec 11 12:48:08.012 INFO [stderr] 25 | type GameResult = result::Result; Dec 11 12:48:08.012 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 12:48:08.012 INFO [stderr] | Dec 11 12:48:08.012 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 11 12:48:08.012 INFO [stderr] Dec 11 12:48:08.013 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable Dec 11 12:48:08.013 INFO [stderr] --> src/main.rs:1:12 Dec 11 12:48:08.013 INFO [stderr] | Dec 11 12:48:08.013 INFO [stderr] 1 | #![feature(proc_macro)] Dec 11 12:48:08.013 INFO [stderr] | ^^^^^^^^^^ Dec 11 12:48:08.013 INFO [stderr] | Dec 11 12:48:08.013 INFO [stderr] = note: #[warn(stable_features)] on by default Dec 11 12:48:08.013 INFO [stderr] Dec 11 12:48:08.013 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable Dec 11 12:48:08.013 INFO [stderr] --> src/main.rs:2:12 Dec 11 12:48:08.013 INFO [stderr] | Dec 11 12:48:08.013 INFO [stderr] 2 | #![feature(conservative_impl_trait)] Dec 11 12:48:08.013 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 12:48:08.013 INFO [stderr] Dec 11 12:48:08.028 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:08.028 INFO [stderr] --> src/main.rs:30:13 Dec 11 12:48:08.028 INFO [stderr] | Dec 11 12:48:08.028 INFO [stderr] 30 | let mut game_room = game.room_mut(room_ref); Dec 11 12:48:08.028 INFO [stderr] | ----^^^^^^^^^ Dec 11 12:48:08.028 INFO [stderr] | | Dec 11 12:48:08.028 INFO [stderr] | help: remove this `mut` Dec 11 12:48:08.028 INFO [stderr] | Dec 11 12:48:08.028 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 11 12:48:08.028 INFO [stderr] Dec 11 12:48:08.181 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:08.181 INFO [stderr] --> src/game.rs:54:13 Dec 11 12:48:08.182 INFO [stderr] | Dec 11 12:48:08.182 INFO [stderr] 54 | let mut to_room = self.room_mut(to_room_key); Dec 11 12:48:08.182 INFO [stderr] | ----^^^^^^^ Dec 11 12:48:08.182 INFO [stderr] | | Dec 11 12:48:08.182 INFO [stderr] | help: remove this `mut` Dec 11 12:48:08.182 INFO [stderr] Dec 11 12:48:08.200 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:08.200 INFO [stderr] --> src/terminal.rs:114:15 Dec 11 12:48:08.200 INFO [stderr] | Dec 11 12:48:08.200 INFO [stderr] 114 | Box::new(|mut game| { Dec 11 12:48:08.200 INFO [stderr] | ----^^^^ Dec 11 12:48:08.200 INFO [stderr] | | Dec 11 12:48:08.200 INFO [stderr] | help: remove this `mut` Dec 11 12:48:08.200 INFO [stderr] Dec 11 12:48:08.202 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:08.202 INFO [stderr] --> src/terminal.rs:126:15 Dec 11 12:48:08.202 INFO [stderr] | Dec 11 12:48:08.202 INFO [stderr] 126 | Box::new(|mut game| { Dec 11 12:48:08.202 INFO [stderr] | ----^^^^ Dec 11 12:48:08.202 INFO [stderr] | | Dec 11 12:48:08.202 INFO [stderr] | help: remove this `mut` Dec 11 12:48:08.202 INFO [stderr] Dec 11 12:48:08.204 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:08.204 INFO [stderr] --> src/terminal.rs:134:15 Dec 11 12:48:08.204 INFO [stderr] | Dec 11 12:48:08.204 INFO [stderr] 134 | Box::new(|mut game| { Dec 11 12:48:08.204 INFO [stderr] | ----^^^^ Dec 11 12:48:08.204 INFO [stderr] | | Dec 11 12:48:08.204 INFO [stderr] | help: remove this `mut` Dec 11 12:48:08.204 INFO [stderr] Dec 11 12:48:08.205 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:08.205 INFO [stderr] --> src/terminal.rs:150:15 Dec 11 12:48:08.205 INFO [stderr] | Dec 11 12:48:08.205 INFO [stderr] 150 | Box::new(|mut game| { Dec 11 12:48:08.205 INFO [stderr] | ----^^^^ Dec 11 12:48:08.205 INFO [stderr] | | Dec 11 12:48:08.205 INFO [stderr] | help: remove this `mut` Dec 11 12:48:08.205 INFO [stderr] Dec 11 12:48:08.209 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:08.209 INFO [stderr] --> src/terminal.rs:161:15 Dec 11 12:48:08.209 INFO [stderr] | Dec 11 12:48:08.209 INFO [stderr] 161 | Box::new(|mut game| { Dec 11 12:48:08.210 INFO [stderr] | ----^^^^ Dec 11 12:48:08.210 INFO [stderr] | | Dec 11 12:48:08.210 INFO [stderr] | help: remove this `mut` Dec 11 12:48:08.210 INFO [stderr] Dec 11 12:48:08.210 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:08.210 INFO [stderr] --> src/terminal.rs:173:15 Dec 11 12:48:08.210 INFO [stderr] | Dec 11 12:48:08.210 INFO [stderr] 173 | Box::new(|mut game| { Dec 11 12:48:08.210 INFO [stderr] | ----^^^^ Dec 11 12:48:08.210 INFO [stderr] | | Dec 11 12:48:08.210 INFO [stderr] | help: remove this `mut` Dec 11 12:48:08.210 INFO [stderr] Dec 11 12:48:08.210 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:08.210 INFO [stderr] --> src/terminal.rs:176:13 Dec 11 12:48:08.210 INFO [stderr] | Dec 11 12:48:08.210 INFO [stderr] 176 | let mut room = game.player_room_mut(); Dec 11 12:48:08.210 INFO [stderr] | ----^^^^ Dec 11 12:48:08.210 INFO [stderr] | | Dec 11 12:48:08.210 INFO [stderr] | help: remove this `mut` Dec 11 12:48:08.210 INFO [stderr] Dec 11 12:48:08.211 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:08.211 INFO [stderr] --> src/terminal.rs:190:15 Dec 11 12:48:08.211 INFO [stderr] | Dec 11 12:48:08.211 INFO [stderr] 190 | Box::new(|mut game| { Dec 11 12:48:08.211 INFO [stderr] | ----^^^^ Dec 11 12:48:08.211 INFO [stderr] | | Dec 11 12:48:08.211 INFO [stderr] | help: remove this `mut` Dec 11 12:48:08.211 INFO [stderr] Dec 11 12:48:08.211 INFO [stderr] warning: variable does not need to be mutable Dec 11 12:48:08.211 INFO [stderr] --> src/terminal.rs:196:13 Dec 11 12:48:08.211 INFO [stderr] | Dec 11 12:48:08.212 INFO [stderr] 196 | let mut room = game.player_room_mut(); Dec 11 12:48:08.212 INFO [stderr] | ----^^^^ Dec 11 12:48:08.212 INFO [stderr] | | Dec 11 12:48:08.212 INFO [stderr] | help: remove this `mut` Dec 11 12:48:08.212 INFO [stderr] Dec 11 12:48:08.222 INFO [stderr] warning: type alias is never used: `GameResult` Dec 11 12:48:08.222 INFO [stderr] --> src/gameerror.rs:25:1 Dec 11 12:48:08.222 INFO [stderr] | Dec 11 12:48:08.222 INFO [stderr] 25 | type GameResult = result::Result; Dec 11 12:48:08.222 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 12:48:08.222 INFO [stderr] | Dec 11 12:48:08.222 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 11 12:48:08.222 INFO [stderr] Dec 11 12:48:08.222 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable Dec 11 12:48:08.222 INFO [stderr] --> src/main.rs:1:12 Dec 11 12:48:08.222 INFO [stderr] | Dec 11 12:48:08.222 INFO [stderr] 1 | #![feature(proc_macro)] Dec 11 12:48:08.222 INFO [stderr] | ^^^^^^^^^^ Dec 11 12:48:08.222 INFO [stderr] | Dec 11 12:48:08.222 INFO [stderr] = note: #[warn(stable_features)] on by default Dec 11 12:48:08.222 INFO [stderr] Dec 11 12:48:08.222 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable Dec 11 12:48:08.222 INFO [stderr] --> src/main.rs:2:12 Dec 11 12:48:08.222 INFO [stderr] | Dec 11 12:48:08.222 INFO [stderr] 2 | #![feature(conservative_impl_trait)] Dec 11 12:48:08.222 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 12:48:08.222 INFO [stderr] Dec 11 12:48:08.260 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.40s Dec 11 12:48:08.271 INFO [stderr] su: No module specific data is present Dec 11 12:48:08.638 INFO running `"docker" "inspect" "07db9ff4df57f4481e7e7daae20ea31f88cef70eacbce179090f26e5fa5a13d3"` Dec 11 12:48:08.868 INFO running `"docker" "rm" "-f" "07db9ff4df57f4481e7e7daae20ea31f88cef70eacbce179090f26e5fa5a13d3"` Dec 11 12:48:09.126 INFO [stdout] 07db9ff4df57f4481e7e7daae20ea31f88cef70eacbce179090f26e5fa5a13d3