[INFO] updating cached repository 02alexander/tower-of-hanoi-solver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/02alexander/tower-of-hanoi-solver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/02alexander/tower-of-hanoi-solver" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/02alexander/tower-of-hanoi-solver"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/02alexander/tower-of-hanoi-solver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/02alexander/tower-of-hanoi-solver" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/02alexander/tower-of-hanoi-solver"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/02alexander/tower-of-hanoi-solver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 639684ef7467be1f8e15aa02e2a9de99be8f7995
[INFO] sha for GitHub repo 02alexander/tower-of-hanoi-solver: 639684ef7467be1f8e15aa02e2a9de99be8f7995
[INFO] validating manifest of 02alexander/tower-of-hanoi-solver on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of 02alexander/tower-of-hanoi-solver on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing 02alexander/tower-of-hanoi-solver
[INFO] finished frobbing 02alexander/tower-of-hanoi-solver
[INFO] frobbed toml for 02alexander/tower-of-hanoi-solver written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/02alexander/tower-of-hanoi-solver/Cargo.toml
[INFO] started frobbing 02alexander/tower-of-hanoi-solver
[INFO] finished frobbing 02alexander/tower-of-hanoi-solver
[INFO] frobbed toml for 02alexander/tower-of-hanoi-solver written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/02alexander/tower-of-hanoi-solver/Cargo.toml
[INFO] crate 02alexander/tower-of-hanoi-solver has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing 02alexander/tower-of-hanoi-solver against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 8c4946d3782fe739f99f98bafe0106e20cdac8b8719c822c3748d13597702cbb
[INFO] running `"docker" "start" "-a" "8c4946d3782fe739f99f98bafe0106e20cdac8b8719c822c3748d13597702cbb"`
[INFO] [stderr]    Compiling piston2d-opengl_graphics v0.53.0
[INFO] [stderr]    Compiling tower-of-hanoi-solver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `EventLoop`
[INFO] [stderr]  --> src/main.rs:9:49
[INFO] [stderr]   |
[INFO] [stderr] 9 | use piston::event_loop::{Events, EventSettings, EventLoop};
[INFO] [stderr]   |                                                 ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `graphics::rectangle::Rectangle`
[INFO] [stderr]  --> src/game.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use graphics::rectangle::Rectangle;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `graphics::rectangle::Border`
[INFO] [stderr]  --> src/game.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use graphics::rectangle::Border;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `graphics::draw_state::DrawState`
[INFO] [stderr]  --> src/game.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use graphics::draw_state::DrawState;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.74s
[INFO] running `"docker" "inspect" "8c4946d3782fe739f99f98bafe0106e20cdac8b8719c822c3748d13597702cbb"`
[INFO] running `"docker" "rm" "-f" "8c4946d3782fe739f99f98bafe0106e20cdac8b8719c822c3748d13597702cbb"`
[INFO] [stdout] 8c4946d3782fe739f99f98bafe0106e20cdac8b8719c822c3748d13597702cbb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1cd4a66bb436a393a9d89a261d83f244c0603836d2bb9fd5075a0f31201bd559
[INFO] running `"docker" "start" "-a" "1cd4a66bb436a393a9d89a261d83f244c0603836d2bb9fd5075a0f31201bd559"`
[INFO] [stderr]    Compiling tower-of-hanoi-solver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `EventLoop`
[INFO] [stderr]  --> src/main.rs:9:49
[INFO] [stderr]   |
[INFO] [stderr] 9 | use piston::event_loop::{Events, EventSettings, EventLoop};
[INFO] [stderr]   |                                                 ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `graphics::rectangle::Rectangle`
[INFO] [stderr]  --> src/game.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use graphics::rectangle::Rectangle;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `graphics::rectangle::Border`
[INFO] [stderr]  --> src/game.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use graphics::rectangle::Border;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `graphics::draw_state::DrawState`
[INFO] [stderr]  --> src/game.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use graphics::draw_state::DrawState;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `"docker" "inspect" "1cd4a66bb436a393a9d89a261d83f244c0603836d2bb9fd5075a0f31201bd559"`
[INFO] running `"docker" "rm" "-f" "1cd4a66bb436a393a9d89a261d83f244c0603836d2bb9fd5075a0f31201bd559"`
[INFO] [stdout] 1cd4a66bb436a393a9d89a261d83f244c0603836d2bb9fd5075a0f31201bd559
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] c2812e16de6523facee70c6038748aa8a26d1d5d1140db76f130ec289361a648
[INFO] running `"docker" "start" "-a" "c2812e16de6523facee70c6038748aa8a26d1d5d1140db76f130ec289361a648"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tower_of_hanoi_solver-6234c7d1fb52bfa7
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c2812e16de6523facee70c6038748aa8a26d1d5d1140db76f130ec289361a648"`
[INFO] running `"docker" "rm" "-f" "c2812e16de6523facee70c6038748aa8a26d1d5d1140db76f130ec289361a648"`
[INFO] [stdout] c2812e16de6523facee70c6038748aa8a26d1d5d1140db76f130ec289361a648