Dec 12 04:16:00.773 INFO checking 02alexander/tower-of-hanoi-solver against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 04:16:00.773 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 04:16:01.064 INFO [stdout] e89390c5a5e79d657433df5570d167601120bab1463cb843747e92eadaffb8a3
Dec 12 04:16:01.066 INFO running `"docker" "start" "-a" "e89390c5a5e79d657433df5570d167601120bab1463cb843747e92eadaffb8a3"`
Dec 12 04:16:01.437 INFO [stderr] usermod: no changes
Dec 12 04:16:01.705 INFO [stderr]    Compiling num-derive v0.2.2
Dec 12 04:16:01.705 INFO [stderr]     Checking pistoncore-input v0.21.0
Dec 12 04:16:04.151 INFO [stderr]     Checking image v0.19.0
Dec 12 04:16:06.077 INFO [stderr]     Checking pistoncore-window v0.32.0
Dec 12 04:16:08.065 INFO [stderr]     Checking pistoncore-event_loop v0.37.0
Dec 12 04:16:08.066 INFO [stderr]     Checking pistoncore-glutin_window v0.47.0
Dec 12 04:16:11.168 INFO [stderr]     Checking piston v0.37.0
Dec 12 04:16:14.171 INFO [stderr]     Checking piston2d-opengl_graphics v0.53.0
Dec 12 04:16:18.116 INFO [stderr]     Checking tower-of-hanoi-solver v0.1.0 (/source)
Dec 12 04:16:26.430 INFO [stderr] warning: unused import: `EventLoop`
Dec 12 04:16:26.431 INFO [stderr]  --> src/main.rs:9:49
Dec 12 04:16:26.431 INFO [stderr]   |
Dec 12 04:16:26.431 INFO [stderr] 9 | use piston::event_loop::{Events, EventSettings, EventLoop};
Dec 12 04:16:26.432 INFO [stderr]   |                                                 ^^^^^^^^^
Dec 12 04:16:26.432 INFO [stderr]   |
Dec 12 04:16:26.432 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 04:16:26.432 INFO [stderr] 
Dec 12 04:16:26.433 INFO [stderr] warning: unused import: `graphics::rectangle::Rectangle`
Dec 12 04:16:26.433 INFO [stderr]  --> src/game.rs:4:5
Dec 12 04:16:26.433 INFO [stderr]   |
Dec 12 04:16:26.434 INFO [stderr] 4 | use graphics::rectangle::Rectangle;
Dec 12 04:16:26.434 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:16:26.434 INFO [stderr] 
Dec 12 04:16:26.435 INFO [stderr] warning: unused import: `graphics::rectangle::Border`
Dec 12 04:16:26.435 INFO [stderr]  --> src/game.rs:5:5
Dec 12 04:16:26.435 INFO [stderr]   |
Dec 12 04:16:26.435 INFO [stderr] 5 | use graphics::rectangle::Border;
Dec 12 04:16:26.436 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:16:26.436 INFO [stderr] 
Dec 12 04:16:26.436 INFO [stderr] warning: unused import: `graphics::draw_state::DrawState`
Dec 12 04:16:26.437 INFO [stderr]  --> src/game.rs:6:5
Dec 12 04:16:26.437 INFO [stderr]   |
Dec 12 04:16:26.437 INFO [stderr] 6 | use graphics::draw_state::DrawState;
Dec 12 04:16:26.437 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:16:26.438 INFO [stderr] 
Dec 12 04:16:26.769 INFO [stderr] warning: unused import: `EventLoop`
Dec 12 04:16:26.769 INFO [stderr]  --> src/main.rs:9:49
Dec 12 04:16:26.769 INFO [stderr]   |
Dec 12 04:16:26.769 INFO [stderr] 9 | use piston::event_loop::{Events, EventSettings, EventLoop};
Dec 12 04:16:26.769 INFO [stderr]   |                                                 ^^^^^^^^^
Dec 12 04:16:26.769 INFO [stderr]   |
Dec 12 04:16:26.770 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 04:16:26.770 INFO [stderr] 
Dec 12 04:16:26.776 INFO [stderr] warning: unused import: `graphics::rectangle::Rectangle`
Dec 12 04:16:26.776 INFO [stderr]  --> src/game.rs:4:5
Dec 12 04:16:26.777 INFO [stderr]   |
Dec 12 04:16:26.777 INFO [stderr] 4 | use graphics::rectangle::Rectangle;
Dec 12 04:16:26.777 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:16:26.777 INFO [stderr] 
Dec 12 04:16:26.777 INFO [stderr] warning: unused import: `graphics::rectangle::Border`
Dec 12 04:16:26.777 INFO [stderr]  --> src/game.rs:5:5
Dec 12 04:16:26.778 INFO [stderr]   |
Dec 12 04:16:26.778 INFO [stderr] 5 | use graphics::rectangle::Border;
Dec 12 04:16:26.778 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:16:26.778 INFO [stderr] 
Dec 12 04:16:26.778 INFO [stderr] warning: unused import: `graphics::draw_state::DrawState`
Dec 12 04:16:26.778 INFO [stderr]  --> src/game.rs:6:5
Dec 12 04:16:26.779 INFO [stderr]   |
Dec 12 04:16:26.779 INFO [stderr] 6 | use graphics::draw_state::DrawState;
Dec 12 04:16:26.779 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:16:26.779 INFO [stderr] 
Dec 12 04:16:27.078 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.62s
Dec 12 04:16:27.105 INFO [stderr] su: No module specific data is present
Dec 12 04:16:27.926 INFO running `"docker" "inspect" "e89390c5a5e79d657433df5570d167601120bab1463cb843747e92eadaffb8a3"`
Dec 12 04:16:28.214 INFO running `"docker" "rm" "-f" "e89390c5a5e79d657433df5570d167601120bab1463cb843747e92eadaffb8a3"`
Dec 12 04:16:28.537 INFO [stdout] e89390c5a5e79d657433df5570d167601120bab1463cb843747e92eadaffb8a3