Dec 18 07:47:16.137 INFO checking Enigmatrix/minesweeper-rust against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 07:47:16.138 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/Enigmatrix/minesweeper-rust:/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 07:47:16.656 INFO [stdout] 9d29098045d95e9cf7d78cf52054d92cfe7865d0844e871dc761d75b4c86c8bb
Dec 18 07:47:16.660 INFO running `"docker" "start" "-a" "9d29098045d95e9cf7d78cf52054d92cfe7865d0844e871dc761d75b4c86c8bb"`
Dec 18 07:47:18.308 INFO [stderr]     Checking rusttype v0.2.3
Dec 18 07:47:18.312 INFO [stderr]    Compiling gl v0.7.0
Dec 18 07:47:18.316 INFO [stderr]     Checking pistoncore-input v0.20.0
Dec 18 07:47:18.316 INFO [stderr]     Checking winit v0.8.3
Dec 18 07:47:23.560 INFO [stderr]     Checking piston2d-graphics v0.24.0
Dec 18 07:47:24.132 INFO [stderr]     Checking glutin v0.10.1
Dec 18 07:47:24.948 INFO [stderr]     Checking pistoncore-window v0.30.0
Dec 18 07:47:25.665 INFO [stderr]     Checking pistoncore-event_loop v0.35.0
Dec 18 07:47:26.515 INFO [stderr]     Checking piston v0.35.0
Dec 18 07:47:31.596 INFO [stderr]     Checking piston2d-opengl_graphics v0.50.0
Dec 18 07:47:31.598 INFO [stderr]     Checking pistoncore-glutin_window v0.43.0
Dec 18 07:47:33.113 INFO [stderr]     Checking minesweeper-rust v0.1.0 (/opt/crater/workdir)
Dec 18 07:47:34.825 INFO [stderr] warning: unused import: `piston::input::*`
Dec 18 07:47:34.825 INFO [stderr]   --> src/main.rs:11:5
Dec 18 07:47:34.825 INFO [stderr]    |
Dec 18 07:47:34.825 INFO [stderr] 11 | use piston::input::*;
Dec 18 07:47:34.825 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 18 07:47:34.826 INFO [stderr]    |
Dec 18 07:47:34.826 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 07:47:34.826 INFO [stderr] 
Dec 18 07:47:34.827 INFO [stderr] warning: unused import: `gameboardcontroller::*`
Dec 18 07:47:34.827 INFO [stderr]  --> src/gameboardview.rs:9:5
Dec 18 07:47:34.827 INFO [stderr]   |
Dec 18 07:47:34.827 INFO [stderr] 9 | use gameboardcontroller::*;
Dec 18 07:47:34.827 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:47:34.827 INFO [stderr] 
Dec 18 07:47:34.828 INFO [stderr] warning: unused import: `graphics::*`
Dec 18 07:47:34.828 INFO [stderr]  --> src/gameboardcontroller.rs:5:5
Dec 18 07:47:34.828 INFO [stderr]   |
Dec 18 07:47:34.828 INFO [stderr] 5 | use graphics::*;
Dec 18 07:47:34.829 INFO [stderr]   |     ^^^^^^^^^^^
Dec 18 07:47:34.829 INFO [stderr] 
Dec 18 07:47:34.829 INFO [stderr] warning: unused import: `std::io::*`
Dec 18 07:47:34.830 INFO [stderr]   --> src/main.rs:22:5
Dec 18 07:47:34.830 INFO [stderr]    |
Dec 18 07:47:34.830 INFO [stderr] 22 | use std::io::*;
Dec 18 07:47:34.830 INFO [stderr]    |     ^^^^^^^^^^
Dec 18 07:47:34.831 INFO [stderr] 
Dec 18 07:47:34.974 INFO [stderr] warning: unused import: `piston::input::*`
Dec 18 07:47:34.974 INFO [stderr]   --> src/main.rs:11:5
Dec 18 07:47:34.974 INFO [stderr]    |
Dec 18 07:47:34.974 INFO [stderr] 11 | use piston::input::*;
Dec 18 07:47:34.974 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 18 07:47:34.974 INFO [stderr]    |
Dec 18 07:47:34.974 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 07:47:34.974 INFO [stderr] 
Dec 18 07:47:34.974 INFO [stderr] warning: unused import: `gameboardcontroller::*`
Dec 18 07:47:34.974 INFO [stderr]  --> src/gameboardview.rs:9:5
Dec 18 07:47:34.974 INFO [stderr]   |
Dec 18 07:47:34.974 INFO [stderr] 9 | use gameboardcontroller::*;
Dec 18 07:47:34.974 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:47:34.974 INFO [stderr] 
Dec 18 07:47:34.974 INFO [stderr] warning: unused import: `graphics::*`
Dec 18 07:47:34.974 INFO [stderr]  --> src/gameboardcontroller.rs:5:5
Dec 18 07:47:34.974 INFO [stderr]   |
Dec 18 07:47:34.974 INFO [stderr] 5 | use graphics::*;
Dec 18 07:47:34.974 INFO [stderr]   |     ^^^^^^^^^^^
Dec 18 07:47:34.974 INFO [stderr] 
Dec 18 07:47:34.974 INFO [stderr] warning: unused import: `std::io::*`
Dec 18 07:47:34.974 INFO [stderr]   --> src/main.rs:22:5
Dec 18 07:47:34.974 INFO [stderr]    |
Dec 18 07:47:34.974 INFO [stderr] 22 | use std::io::*;
Dec 18 07:47:34.974 INFO [stderr]    |     ^^^^^^^^^^
Dec 18 07:47:34.974 INFO [stderr] 
Dec 18 07:47:35.076 INFO [stderr] warning: unused variable: `board_rect`
Dec 18 07:47:35.077 INFO [stderr]    --> src/gameboardview.rs:120:17
Dec 18 07:47:35.077 INFO [stderr]     |
Dec 18 07:47:35.077 INFO [stderr] 120 |             let board_rect = [-board_size[0]/2.0,  -board_size[1]/2.0, board_size[0], board_size[1]];
Dec 18 07:47:35.077 INFO [stderr]     |                 ^^^^^^^^^^ help: consider using `_board_rect` instead
Dec 18 07:47:35.080 INFO [stderr]     |
Dec 18 07:47:35.080 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 07:47:35.080 INFO [stderr] 
Dec 18 07:47:35.120 INFO [stderr] warning: variable does not need to be mutable
Dec 18 07:47:35.121 INFO [stderr]    --> src/gameboardview.rs:122:17
Dec 18 07:47:35.121 INFO [stderr]     |
Dec 18 07:47:35.121 INFO [stderr] 122 |             let mut top_left_board = [-board_size[0]/2.0, -board_size[1]/2.0];
Dec 18 07:47:35.121 INFO [stderr]     |                 ----^^^^^^^^^^^^^^
Dec 18 07:47:35.121 INFO [stderr]     |                 |
Dec 18 07:47:35.121 INFO [stderr]     |                 help: remove this `mut`
Dec 18 07:47:35.121 INFO [stderr]     |
Dec 18 07:47:35.121 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 07:47:35.121 INFO [stderr] 
Dec 18 07:47:35.125 INFO [stderr] warning: variable does not need to be mutable
Dec 18 07:47:35.125 INFO [stderr]    --> src/gameboardview.rs:122:17
Dec 18 07:47:35.125 INFO [stderr]     |
Dec 18 07:47:35.125 INFO [stderr] 122 |             let mut top_left_board = [-board_size[0]/2.0, -board_size[1]/2.0];
Dec 18 07:47:35.125 INFO [stderr]     |                 ----^^^^^^^^^^^^^^
Dec 18 07:47:35.125 INFO [stderr]     |                 |
Dec 18 07:47:35.125 INFO [stderr]     |                 help: remove this `mut`
Dec 18 07:47:35.125 INFO [stderr] 
Dec 18 07:47:35.128 INFO [stderr] warning: function is never used: `print_gameboard`
Dec 18 07:47:35.128 INFO [stderr]   --> src/main.rs:76:1
Dec 18 07:47:35.128 INFO [stderr]    |
Dec 18 07:47:35.128 INFO [stderr] 76 | fn print_gameboard(g: &Gameboard) {
Dec 18 07:47:35.128 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:47:35.132 INFO [stderr]    |
Dec 18 07:47:35.132 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 07:47:35.132 INFO [stderr] 
Dec 18 07:47:35.312 INFO [stderr] warning: unused variable: `board_rect`
Dec 18 07:47:35.312 INFO [stderr]    --> src/gameboardview.rs:120:17
Dec 18 07:47:35.312 INFO [stderr]     |
Dec 18 07:47:35.312 INFO [stderr] 120 |             let board_rect = [-board_size[0]/2.0,  -board_size[1]/2.0, board_size[0], board_size[1]];
Dec 18 07:47:35.312 INFO [stderr]     |                 ^^^^^^^^^^ help: consider using `_board_rect` instead
Dec 18 07:47:35.312 INFO [stderr]     |
Dec 18 07:47:35.312 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 07:47:35.312 INFO [stderr] 
Dec 18 07:47:35.357 INFO [stderr] warning: variable does not need to be mutable
Dec 18 07:47:35.357 INFO [stderr]    --> src/gameboardview.rs:122:17
Dec 18 07:47:35.364 INFO [stderr]     |
Dec 18 07:47:35.364 INFO [stderr] 122 |             let mut top_left_board = [-board_size[0]/2.0, -board_size[1]/2.0];
Dec 18 07:47:35.364 INFO [stderr]     |                 ----^^^^^^^^^^^^^^
Dec 18 07:47:35.364 INFO [stderr]     |                 |
Dec 18 07:47:35.364 INFO [stderr]     |                 help: remove this `mut`
Dec 18 07:47:35.364 INFO [stderr]     |
Dec 18 07:47:35.364 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 07:47:35.364 INFO [stderr] 
Dec 18 07:47:35.364 INFO [stderr] warning: variable does not need to be mutable
Dec 18 07:47:35.364 INFO [stderr]    --> src/gameboardview.rs:122:17
Dec 18 07:47:35.364 INFO [stderr]     |
Dec 18 07:47:35.364 INFO [stderr] 122 |             let mut top_left_board = [-board_size[0]/2.0, -board_size[1]/2.0];
Dec 18 07:47:35.364 INFO [stderr]     |                 ----^^^^^^^^^^^^^^
Dec 18 07:47:35.364 INFO [stderr]     |                 |
Dec 18 07:47:35.364 INFO [stderr]     |                 help: remove this `mut`
Dec 18 07:47:35.364 INFO [stderr] 
Dec 18 07:47:35.364 INFO [stderr] warning: function is never used: `print_gameboard`
Dec 18 07:47:35.364 INFO [stderr]   --> src/main.rs:76:1
Dec 18 07:47:35.364 INFO [stderr]    |
Dec 18 07:47:35.364 INFO [stderr] 76 | fn print_gameboard(g: &Gameboard) {
Dec 18 07:47:35.365 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:47:35.365 INFO [stderr]    |
Dec 18 07:47:35.365 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 07:47:35.365 INFO [stderr] 
Dec 18 07:47:35.403 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.40s
Dec 18 07:47:36.586 INFO running `"docker" "inspect" "9d29098045d95e9cf7d78cf52054d92cfe7865d0844e871dc761d75b4c86c8bb"`
Dec 18 07:47:36.820 INFO running `"docker" "rm" "-f" "9d29098045d95e9cf7d78cf52054d92cfe7865d0844e871dc761d75b4c86c8bb"`
Dec 18 07:47:37.148 INFO [stdout] 9d29098045d95e9cf7d78cf52054d92cfe7865d0844e871dc761d75b4c86c8bb