Dec 18 14:20:40.311 INFO checking liner-0.4.4 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 14:20:40.311 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/liner/0.4.4:/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 14:20:40.573 INFO [stdout] bd3aacb2395a738b15cd2d5fba3446bae4ffb375c7989ea3ab3cbe367710d93b
Dec 18 14:20:40.575 INFO running `"docker" "start" "-a" "bd3aacb2395a738b15cd2d5fba3446bae4ffb375c7989ea3ab3cbe367710d93b"`
Dec 18 14:20:41.190 INFO [stderr]     Checking liner v0.4.4 (/opt/crater/workdir)
Dec 18 14:20:41.484 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 14:20:41.484 INFO [stderr]    --> src/editor.rs:225:27
Dec 18 14:20:41.484 INFO [stderr]     |
Dec 18 14:20:41.484 INFO [stderr] 225 |         let cols = max(1, (w as usize / (max_word_size)));
Dec 18 14:20:41.484 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 14:20:41.484 INFO [stderr]     |
Dec 18 14:20:41.484 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 14:20:41.484 INFO [stderr] 
Dec 18 14:20:41.808 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 14:20:41.808 INFO [stderr]    --> src/editor.rs:225:27
Dec 18 14:20:41.808 INFO [stderr]     |
Dec 18 14:20:41.808 INFO [stderr] 225 |         let cols = max(1, (w as usize / (max_word_size)));
Dec 18 14:20:41.808 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 14:20:41.808 INFO [stderr]     |
Dec 18 14:20:41.808 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 14:20:41.808 INFO [stderr] 
Dec 18 14:20:42.024 INFO [stderr] warning: variable does not need to be mutable
Dec 18 14:20:42.024 INFO [stderr]    --> src/editor.rs:575:21
Dec 18 14:20:42.024 INFO [stderr]     |
Dec 18 14:20:42.024 INFO [stderr] 575 |                 let mut buf = self.current_buffer_mut();
Dec 18 14:20:42.024 INFO [stderr]     |                     ----^^^
Dec 18 14:20:42.024 INFO [stderr]     |                     |
Dec 18 14:20:42.024 INFO [stderr]     |                     help: remove this `mut`
Dec 18 14:20:42.024 INFO [stderr]     |
Dec 18 14:20:42.024 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 14:20:42.024 INFO [stderr] 
Dec 18 14:20:42.054 INFO [stderr] warning: variable does not need to be mutable
Dec 18 14:20:42.054 INFO [stderr]   --> src/context.rs:73:9
Dec 18 14:20:42.054 INFO [stderr]    |
Dec 18 14:20:42.054 INFO [stderr] 73 |         mut handler: &mut EventHandler<RawTerminal<Stdout>>,
Dec 18 14:20:42.054 INFO [stderr]    |         ----^^^^^^^
Dec 18 14:20:42.054 INFO [stderr]    |         |
Dec 18 14:20:42.054 INFO [stderr]    |         help: remove this `mut`
Dec 18 14:20:42.054 INFO [stderr] 
Dec 18 14:20:42.057 INFO [stderr] warning: variable does not need to be mutable
Dec 18 14:20:42.058 INFO [stderr]   --> src/context.rs:91:9
Dec 18 14:20:42.058 INFO [stderr]    |
Dec 18 14:20:42.058 INFO [stderr] 91 |         mut handler: &mut EventHandler<RawTerminal<Stdout>>,
Dec 18 14:20:42.058 INFO [stderr]    |         ----^^^^^^^
Dec 18 14:20:42.058 INFO [stderr]    |         |
Dec 18 14:20:42.058 INFO [stderr]    |         help: remove this `mut`
Dec 18 14:20:42.058 INFO [stderr] 
Dec 18 14:20:42.060 INFO [stderr] warning: variable does not need to be mutable
Dec 18 14:20:42.060 INFO [stderr]    --> src/context.rs:109:9
Dec 18 14:20:42.060 INFO [stderr]     |
Dec 18 14:20:42.060 INFO [stderr] 109 |         mut handler: &mut EventHandler<W>,
Dec 18 14:20:42.060 INFO [stderr]     |         ----^^^^^^^
Dec 18 14:20:42.060 INFO [stderr]     |         |
Dec 18 14:20:42.060 INFO [stderr]     |         help: remove this `mut`
Dec 18 14:20:42.060 INFO [stderr] 
Dec 18 14:20:43.320 INFO [stderr] warning: variable does not need to be mutable
Dec 18 14:20:43.320 INFO [stderr]    --> src/editor.rs:575:21
Dec 18 14:20:43.320 INFO [stderr]     |
Dec 18 14:20:43.320 INFO [stderr] 575 |                 let mut buf = self.current_buffer_mut();
Dec 18 14:20:43.320 INFO [stderr]     |                     ----^^^
Dec 18 14:20:43.320 INFO [stderr]     |                     |
Dec 18 14:20:43.320 INFO [stderr]     |                     help: remove this `mut`
Dec 18 14:20:43.320 INFO [stderr]     |
Dec 18 14:20:43.320 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 14:20:43.320 INFO [stderr] 
Dec 18 14:20:43.372 INFO [stderr] warning: variable does not need to be mutable
Dec 18 14:20:43.372 INFO [stderr]   --> src/context.rs:73:9
Dec 18 14:20:43.372 INFO [stderr]    |
Dec 18 14:20:43.372 INFO [stderr] 73 |         mut handler: &mut EventHandler<RawTerminal<Stdout>>,
Dec 18 14:20:43.372 INFO [stderr]    |         ----^^^^^^^
Dec 18 14:20:43.372 INFO [stderr]    |         |
Dec 18 14:20:43.372 INFO [stderr]    |         help: remove this `mut`
Dec 18 14:20:43.372 INFO [stderr] 
Dec 18 14:20:43.372 INFO [stderr] warning: variable does not need to be mutable
Dec 18 14:20:43.372 INFO [stderr]   --> src/context.rs:91:9
Dec 18 14:20:43.372 INFO [stderr]    |
Dec 18 14:20:43.372 INFO [stderr] 91 |         mut handler: &mut EventHandler<RawTerminal<Stdout>>,
Dec 18 14:20:43.372 INFO [stderr]    |         ----^^^^^^^
Dec 18 14:20:43.372 INFO [stderr]    |         |
Dec 18 14:20:43.372 INFO [stderr]    |         help: remove this `mut`
Dec 18 14:20:43.372 INFO [stderr] 
Dec 18 14:20:43.376 INFO [stderr] warning: variable does not need to be mutable
Dec 18 14:20:43.376 INFO [stderr]    --> src/context.rs:109:9
Dec 18 14:20:43.376 INFO [stderr]     |
Dec 18 14:20:43.376 INFO [stderr] 109 |         mut handler: &mut EventHandler<W>,
Dec 18 14:20:43.376 INFO [stderr]     |         ----^^^^^^^
Dec 18 14:20:43.376 INFO [stderr]     |         |
Dec 18 14:20:43.376 INFO [stderr]     |         help: remove this `mut`
Dec 18 14:20:43.376 INFO [stderr] 
Dec 18 14:20:43.967 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.80s
Dec 18 14:20:44.315 INFO running `"docker" "inspect" "bd3aacb2395a738b15cd2d5fba3446bae4ffb375c7989ea3ab3cbe367710d93b"`
Dec 18 14:20:44.418 INFO running `"docker" "rm" "-f" "bd3aacb2395a738b15cd2d5fba3446bae4ffb375c7989ea3ab3cbe367710d93b"`
Dec 18 14:20:44.528 INFO [stdout] bd3aacb2395a738b15cd2d5fba3446bae4ffb375c7989ea3ab3cbe367710d93b