Dec 18 08:50:22.118 INFO checking 02alexander/tower-of-hanoi-solver against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 08:50:22.118 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/02alexander/tower-of-hanoi-solver:/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 08:50:22.353 INFO [stdout] 1d73bbdd54a8eda9903a94c985be9b5a327cafc9e6a4ffb6deb90d95ae031810
Dec 18 08:50:22.355 INFO running `"docker" "start" "-a" "1d73bbdd54a8eda9903a94c985be9b5a327cafc9e6a4ffb6deb90d95ae031810"`
Dec 18 08:50:23.147 INFO [stderr]     Checking piston2d-opengl_graphics v0.53.0
Dec 18 08:50:24.292 INFO [stderr]     Checking tower-of-hanoi-solver v0.1.0 (/opt/crater/workdir)
Dec 18 08:50:27.648 INFO [stderr] warning: unused import: `EventLoop`
Dec 18 08:50:27.648 INFO [stderr]  --> src/main.rs:9:49
Dec 18 08:50:27.649 INFO [stderr]   |
Dec 18 08:50:27.649 INFO [stderr] 9 | use piston::event_loop::{Events, EventSettings, EventLoop};
Dec 18 08:50:27.649 INFO [stderr]   |                                                 ^^^^^^^^^
Dec 18 08:50:27.649 INFO [stderr]   |
Dec 18 08:50:27.650 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 08:50:27.650 INFO [stderr] 
Dec 18 08:50:27.650 INFO [stderr] warning: unused import: `graphics::rectangle::Rectangle`
Dec 18 08:50:27.650 INFO [stderr]  --> src/game.rs:4:5
Dec 18 08:50:27.650 INFO [stderr]   |
Dec 18 08:50:27.651 INFO [stderr] 4 | use graphics::rectangle::Rectangle;
Dec 18 08:50:27.651 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:50:27.651 INFO [stderr] 
Dec 18 08:50:27.651 INFO [stderr] warning: unused import: `graphics::rectangle::Border`
Dec 18 08:50:27.652 INFO [stderr]  --> src/game.rs:5:5
Dec 18 08:50:27.652 INFO [stderr]   |
Dec 18 08:50:27.652 INFO [stderr] 5 | use graphics::rectangle::Border;
Dec 18 08:50:27.652 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:50:27.652 INFO [stderr] 
Dec 18 08:50:27.653 INFO [stderr] warning: unused import: `graphics::draw_state::DrawState`
Dec 18 08:50:27.653 INFO [stderr]  --> src/game.rs:6:5
Dec 18 08:50:27.653 INFO [stderr]   |
Dec 18 08:50:27.653 INFO [stderr] 6 | use graphics::draw_state::DrawState;
Dec 18 08:50:27.654 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:50:27.654 INFO [stderr] 
Dec 18 08:50:27.681 INFO [stderr] warning: unused import: `EventLoop`
Dec 18 08:50:27.682 INFO [stderr]  --> src/main.rs:9:49
Dec 18 08:50:27.682 INFO [stderr]   |
Dec 18 08:50:27.682 INFO [stderr] 9 | use piston::event_loop::{Events, EventSettings, EventLoop};
Dec 18 08:50:27.683 INFO [stderr]   |                                                 ^^^^^^^^^
Dec 18 08:50:27.683 INFO [stderr]   |
Dec 18 08:50:27.683 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 08:50:27.683 INFO [stderr] 
Dec 18 08:50:27.684 INFO [stderr] warning: unused import: `graphics::rectangle::Rectangle`
Dec 18 08:50:27.684 INFO [stderr]  --> src/game.rs:4:5
Dec 18 08:50:27.684 INFO [stderr]   |
Dec 18 08:50:27.685 INFO [stderr] 4 | use graphics::rectangle::Rectangle;
Dec 18 08:50:27.685 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:50:27.685 INFO [stderr] 
Dec 18 08:50:27.685 INFO [stderr] warning: unused import: `graphics::rectangle::Border`
Dec 18 08:50:27.686 INFO [stderr]  --> src/game.rs:5:5
Dec 18 08:50:27.686 INFO [stderr]   |
Dec 18 08:50:27.686 INFO [stderr] 5 | use graphics::rectangle::Border;
Dec 18 08:50:27.687 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:50:27.687 INFO [stderr] 
Dec 18 08:50:27.687 INFO [stderr] warning: unused import: `graphics::draw_state::DrawState`
Dec 18 08:50:27.687 INFO [stderr]  --> src/game.rs:6:5
Dec 18 08:50:27.688 INFO [stderr]   |
Dec 18 08:50:27.688 INFO [stderr] 6 | use graphics::draw_state::DrawState;
Dec 18 08:50:27.688 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:50:27.688 INFO [stderr] 
Dec 18 08:50:27.905 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.01s
Dec 18 08:50:28.395 INFO running `"docker" "inspect" "1d73bbdd54a8eda9903a94c985be9b5a327cafc9e6a4ffb6deb90d95ae031810"`
Dec 18 08:50:28.542 INFO running `"docker" "rm" "-f" "1d73bbdd54a8eda9903a94c985be9b5a327cafc9e6a4ffb6deb90d95ae031810"`
Dec 18 08:50:28.796 INFO [stdout] 1d73bbdd54a8eda9903a94c985be9b5a327cafc9e6a4ffb6deb90d95ae031810