Oct 12 16:38:34.722 INFO checking neosam/textgame against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977 Oct 12 16:38:34.722 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"` Oct 12 16:38:34.944 INFO blam! 70387ca80228e879a40b60d7cca6c004c120f4b88fa397016c16caa05240d91a Oct 12 16:38:34.945 INFO running `"docker" "start" "-a" "70387ca80228e879a40b60d7cca6c004c120f4b88fa397016c16caa05240d91a"` Oct 12 16:38:35.432 INFO kablam! usermod: no changes Oct 12 16:38:35.492 INFO kablam! Compiling quote v0.3.10 Oct 12 16:38:35.492 INFO kablam! Checking serde v0.8.19 Oct 12 16:38:35.492 INFO kablam! Checking itoa v0.1.1 Oct 12 16:38:35.492 INFO kablam! Checking dtoa v0.2.2 Oct 12 16:38:36.844 INFO kablam! Compiling syn v0.10.3 Oct 12 16:38:42.308 INFO kablam! Compiling serde_codegen_internals v0.11.1 Oct 12 16:38:44.657 INFO kablam! Compiling serde_codegen v0.8.19 Oct 12 16:38:46.436 INFO kablam! Checking serde_json v0.8.4 Oct 12 16:38:50.082 INFO kablam! Compiling serde_derive v0.8.19 Oct 12 16:38:52.608 INFO kablam! Checking textgametest v0.1.0 (/source) Oct 12 16:38:53.160 INFO kablam! warning: unnecessary parentheses around function argument Oct 12 16:38:53.160 INFO kablam! --> src/terminal.rs:59:23 Oct 12 16:38:53.160 INFO kablam! | Oct 12 16:38:53.160 INFO kablam! 59 | return Ok((false)) Oct 12 16:38:53.160 INFO kablam! | ^^^^^^^ help: remove these parentheses Oct 12 16:38:53.160 INFO kablam! | Oct 12 16:38:53.160 INFO kablam! = note: #[warn(unused_parens)] on by default Oct 12 16:38:53.160 INFO kablam! Oct 12 16:38:53.411 INFO kablam! warning: unnecessary parentheses around function argument Oct 12 16:38:53.411 INFO kablam! --> src/terminal.rs:59:23 Oct 12 16:38:53.411 INFO kablam! | Oct 12 16:38:53.411 INFO kablam! 59 | return Ok((false)) Oct 12 16:38:53.411 INFO kablam! | ^^^^^^^ help: remove these parentheses Oct 12 16:38:53.411 INFO kablam! | Oct 12 16:38:53.411 INFO kablam! = note: #[warn(unused_parens)] on by default Oct 12 16:38:53.411 INFO kablam! Oct 12 16:38:53.707 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:53.708 INFO kablam! --> src/main.rs:30:13 Oct 12 16:38:53.708 INFO kablam! | Oct 12 16:38:53.709 INFO kablam! 30 | let mut game_room = game.room_mut(room_ref); Oct 12 16:38:53.709 INFO kablam! | ----^^^^^^^^^ Oct 12 16:38:53.710 INFO kablam! | | Oct 12 16:38:53.710 INFO kablam! | help: remove this `mut` Oct 12 16:38:53.711 INFO kablam! | Oct 12 16:38:53.711 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 12 16:38:53.711 INFO kablam! Oct 12 16:38:54.086 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.086 INFO kablam! --> src/game.rs:54:13 Oct 12 16:38:54.086 INFO kablam! | Oct 12 16:38:54.086 INFO kablam! 54 | let mut to_room = self.room_mut(to_room_key); Oct 12 16:38:54.086 INFO kablam! | ----^^^^^^^ Oct 12 16:38:54.086 INFO kablam! | | Oct 12 16:38:54.086 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.086 INFO kablam! Oct 12 16:38:54.129 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.129 INFO kablam! --> src/terminal.rs:114:15 Oct 12 16:38:54.129 INFO kablam! | Oct 12 16:38:54.129 INFO kablam! 114 | Box::new(|mut game| { Oct 12 16:38:54.129 INFO kablam! | ----^^^^ Oct 12 16:38:54.129 INFO kablam! | | Oct 12 16:38:54.129 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.129 INFO kablam! Oct 12 16:38:54.131 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.131 INFO kablam! --> src/terminal.rs:126:15 Oct 12 16:38:54.131 INFO kablam! | Oct 12 16:38:54.131 INFO kablam! 126 | Box::new(|mut game| { Oct 12 16:38:54.131 INFO kablam! | ----^^^^ Oct 12 16:38:54.131 INFO kablam! | | Oct 12 16:38:54.131 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.131 INFO kablam! Oct 12 16:38:54.133 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.133 INFO kablam! --> src/terminal.rs:134:15 Oct 12 16:38:54.133 INFO kablam! | Oct 12 16:38:54.133 INFO kablam! 134 | Box::new(|mut game| { Oct 12 16:38:54.133 INFO kablam! | ----^^^^ Oct 12 16:38:54.133 INFO kablam! | | Oct 12 16:38:54.133 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.148 INFO kablam! Oct 12 16:38:54.150 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.150 INFO kablam! --> src/terminal.rs:150:15 Oct 12 16:38:54.150 INFO kablam! | Oct 12 16:38:54.150 INFO kablam! 150 | Box::new(|mut game| { Oct 12 16:38:54.150 INFO kablam! | ----^^^^ Oct 12 16:38:54.150 INFO kablam! | | Oct 12 16:38:54.150 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.150 INFO kablam! Oct 12 16:38:54.151 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.151 INFO kablam! --> src/terminal.rs:161:15 Oct 12 16:38:54.151 INFO kablam! | Oct 12 16:38:54.151 INFO kablam! 161 | Box::new(|mut game| { Oct 12 16:38:54.151 INFO kablam! | ----^^^^ Oct 12 16:38:54.151 INFO kablam! | | Oct 12 16:38:54.151 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.151 INFO kablam! Oct 12 16:38:54.154 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.154 INFO kablam! --> src/terminal.rs:173:15 Oct 12 16:38:54.154 INFO kablam! | Oct 12 16:38:54.154 INFO kablam! 173 | Box::new(|mut game| { Oct 12 16:38:54.154 INFO kablam! | ----^^^^ Oct 12 16:38:54.154 INFO kablam! | | Oct 12 16:38:54.154 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.155 INFO kablam! Oct 12 16:38:54.155 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.155 INFO kablam! --> src/terminal.rs:176:13 Oct 12 16:38:54.155 INFO kablam! | Oct 12 16:38:54.155 INFO kablam! 176 | let mut room = game.player_room_mut(); Oct 12 16:38:54.155 INFO kablam! | ----^^^^ Oct 12 16:38:54.155 INFO kablam! | | Oct 12 16:38:54.155 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.155 INFO kablam! Oct 12 16:38:54.156 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.156 INFO kablam! --> src/terminal.rs:190:15 Oct 12 16:38:54.156 INFO kablam! | Oct 12 16:38:54.156 INFO kablam! 190 | Box::new(|mut game| { Oct 12 16:38:54.156 INFO kablam! | ----^^^^ Oct 12 16:38:54.156 INFO kablam! | | Oct 12 16:38:54.156 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.157 INFO kablam! Oct 12 16:38:54.157 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.157 INFO kablam! --> src/terminal.rs:196:13 Oct 12 16:38:54.157 INFO kablam! | Oct 12 16:38:54.157 INFO kablam! 196 | let mut room = game.player_room_mut(); Oct 12 16:38:54.157 INFO kablam! | ----^^^^ Oct 12 16:38:54.157 INFO kablam! | | Oct 12 16:38:54.157 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.157 INFO kablam! Oct 12 16:38:54.168 INFO kablam! warning: type alias is never used: `GameResult` Oct 12 16:38:54.168 INFO kablam! --> src/gameerror.rs:25:1 Oct 12 16:38:54.168 INFO kablam! | Oct 12 16:38:54.168 INFO kablam! 25 | type GameResult = result::Result; Oct 12 16:38:54.168 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 16:38:54.184 INFO kablam! | Oct 12 16:38:54.184 INFO kablam! = note: #[warn(dead_code)] on by default Oct 12 16:38:54.184 INFO kablam! Oct 12 16:38:54.185 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable Oct 12 16:38:54.185 INFO kablam! --> src/main.rs:1:12 Oct 12 16:38:54.185 INFO kablam! | Oct 12 16:38:54.185 INFO kablam! 1 | #![feature(proc_macro)] Oct 12 16:38:54.185 INFO kablam! | ^^^^^^^^^^ Oct 12 16:38:54.185 INFO kablam! | Oct 12 16:38:54.185 INFO kablam! = note: #[warn(stable_features)] on by default Oct 12 16:38:54.185 INFO kablam! Oct 12 16:38:54.185 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable Oct 12 16:38:54.185 INFO kablam! --> src/main.rs:2:12 Oct 12 16:38:54.185 INFO kablam! | Oct 12 16:38:54.185 INFO kablam! 2 | #![feature(conservative_impl_trait)] Oct 12 16:38:54.185 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 16:38:54.185 INFO kablam! Oct 12 16:38:54.380 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.380 INFO kablam! --> src/main.rs:30:13 Oct 12 16:38:54.380 INFO kablam! | Oct 12 16:38:54.380 INFO kablam! 30 | let mut game_room = game.room_mut(room_ref); Oct 12 16:38:54.380 INFO kablam! | ----^^^^^^^^^ Oct 12 16:38:54.380 INFO kablam! | | Oct 12 16:38:54.380 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.381 INFO kablam! | Oct 12 16:38:54.381 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 12 16:38:54.381 INFO kablam! Oct 12 16:38:54.545 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.545 INFO kablam! --> src/game.rs:54:13 Oct 12 16:38:54.545 INFO kablam! | Oct 12 16:38:54.546 INFO kablam! 54 | let mut to_room = self.room_mut(to_room_key); Oct 12 16:38:54.546 INFO kablam! | ----^^^^^^^ Oct 12 16:38:54.546 INFO kablam! | | Oct 12 16:38:54.546 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.546 INFO kablam! Oct 12 16:38:54.565 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.565 INFO kablam! --> src/terminal.rs:114:15 Oct 12 16:38:54.565 INFO kablam! | Oct 12 16:38:54.565 INFO kablam! 114 | Box::new(|mut game| { Oct 12 16:38:54.566 INFO kablam! | ----^^^^ Oct 12 16:38:54.566 INFO kablam! | | Oct 12 16:38:54.566 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.566 INFO kablam! Oct 12 16:38:54.568 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.568 INFO kablam! --> src/terminal.rs:126:15 Oct 12 16:38:54.568 INFO kablam! | Oct 12 16:38:54.568 INFO kablam! 126 | Box::new(|mut game| { Oct 12 16:38:54.568 INFO kablam! | ----^^^^ Oct 12 16:38:54.568 INFO kablam! | | Oct 12 16:38:54.569 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.569 INFO kablam! Oct 12 16:38:54.571 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.571 INFO kablam! --> src/terminal.rs:134:15 Oct 12 16:38:54.571 INFO kablam! | Oct 12 16:38:54.571 INFO kablam! 134 | Box::new(|mut game| { Oct 12 16:38:54.572 INFO kablam! | ----^^^^ Oct 12 16:38:54.572 INFO kablam! | | Oct 12 16:38:54.572 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.572 INFO kablam! Oct 12 16:38:54.574 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.574 INFO kablam! --> src/terminal.rs:150:15 Oct 12 16:38:54.574 INFO kablam! | Oct 12 16:38:54.574 INFO kablam! 150 | Box::new(|mut game| { Oct 12 16:38:54.574 INFO kablam! | ----^^^^ Oct 12 16:38:54.574 INFO kablam! | | Oct 12 16:38:54.574 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.575 INFO kablam! Oct 12 16:38:54.576 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.576 INFO kablam! --> src/terminal.rs:161:15 Oct 12 16:38:54.576 INFO kablam! | Oct 12 16:38:54.577 INFO kablam! 161 | Box::new(|mut game| { Oct 12 16:38:54.577 INFO kablam! | ----^^^^ Oct 12 16:38:54.577 INFO kablam! | | Oct 12 16:38:54.577 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.577 INFO kablam! Oct 12 16:38:54.581 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.581 INFO kablam! --> src/terminal.rs:173:15 Oct 12 16:38:54.581 INFO kablam! | Oct 12 16:38:54.582 INFO kablam! 173 | Box::new(|mut game| { Oct 12 16:38:54.582 INFO kablam! | ----^^^^ Oct 12 16:38:54.582 INFO kablam! | | Oct 12 16:38:54.582 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.582 INFO kablam! Oct 12 16:38:54.582 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.582 INFO kablam! --> src/terminal.rs:176:13 Oct 12 16:38:54.583 INFO kablam! | Oct 12 16:38:54.583 INFO kablam! 176 | let mut room = game.player_room_mut(); Oct 12 16:38:54.583 INFO kablam! | ----^^^^ Oct 12 16:38:54.583 INFO kablam! | | Oct 12 16:38:54.583 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.583 INFO kablam! Oct 12 16:38:54.585 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.586 INFO kablam! --> src/terminal.rs:190:15 Oct 12 16:38:54.586 INFO kablam! | Oct 12 16:38:54.586 INFO kablam! 190 | Box::new(|mut game| { Oct 12 16:38:54.586 INFO kablam! | ----^^^^ Oct 12 16:38:54.586 INFO kablam! | | Oct 12 16:38:54.586 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.586 INFO kablam! Oct 12 16:38:54.587 INFO kablam! warning: variable does not need to be mutable Oct 12 16:38:54.587 INFO kablam! --> src/terminal.rs:196:13 Oct 12 16:38:54.587 INFO kablam! | Oct 12 16:38:54.587 INFO kablam! 196 | let mut room = game.player_room_mut(); Oct 12 16:38:54.587 INFO kablam! | ----^^^^ Oct 12 16:38:54.587 INFO kablam! | | Oct 12 16:38:54.588 INFO kablam! | help: remove this `mut` Oct 12 16:38:54.588 INFO kablam! Oct 12 16:38:54.598 INFO kablam! warning: type alias is never used: `GameResult` Oct 12 16:38:54.599 INFO kablam! --> src/gameerror.rs:25:1 Oct 12 16:38:54.599 INFO kablam! | Oct 12 16:38:54.599 INFO kablam! 25 | type GameResult = result::Result; Oct 12 16:38:54.599 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 16:38:54.599 INFO kablam! | Oct 12 16:38:54.599 INFO kablam! = note: #[warn(dead_code)] on by default Oct 12 16:38:54.599 INFO kablam! Oct 12 16:38:54.600 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable Oct 12 16:38:54.600 INFO kablam! --> src/main.rs:1:12 Oct 12 16:38:54.600 INFO kablam! | Oct 12 16:38:54.600 INFO kablam! 1 | #![feature(proc_macro)] Oct 12 16:38:54.601 INFO kablam! | ^^^^^^^^^^ Oct 12 16:38:54.601 INFO kablam! | Oct 12 16:38:54.601 INFO kablam! = note: #[warn(stable_features)] on by default Oct 12 16:38:54.601 INFO kablam! Oct 12 16:38:54.601 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable Oct 12 16:38:54.602 INFO kablam! --> src/main.rs:2:12 Oct 12 16:38:54.602 INFO kablam! | Oct 12 16:38:54.602 INFO kablam! 2 | #![feature(conservative_impl_trait)] Oct 12 16:38:54.602 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 16:38:54.602 INFO kablam! Oct 12 16:38:54.678 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 19.22s Oct 12 16:38:54.688 INFO kablam! su: No module specific data is present Oct 12 16:38:55.997 INFO running `"docker" "rm" "-f" "70387ca80228e879a40b60d7cca6c004c120f4b88fa397016c16caa05240d91a"` Oct 12 16:38:56.198 INFO blam! 70387ca80228e879a40b60d7cca6c004c120f4b88fa397016c16caa05240d91a