[INFO] crate mief 0.1.1 is already in cache
[INFO] extracting crate mief 0.1.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/mief/0.1.1
[INFO] extracting crate mief 0.1.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mief/0.1.1
[INFO] validating manifest of mief-0.1.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mief-0.1.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mief-0.1.1
[INFO] finished frobbing mief-0.1.1
[INFO] frobbed toml for mief-0.1.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/mief/0.1.1/Cargo.toml
[INFO] started frobbing mief-0.1.1
[INFO] finished frobbing mief-0.1.1
[INFO] frobbed toml for mief-0.1.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mief/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing mief-0.1.1 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/mief/0.1.1:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] fb154db28faf3bb9bcde7ca8e34360008d70fbe8b994091870ea90cc877a4f86
[INFO] running `"docker" "start" "-a" "fb154db28faf3bb9bcde7ca8e34360008d70fbe8b994091870ea90cc877a4f86"`
[INFO] [stderr]    Compiling piston-viewport v0.3.0
[INFO] [stderr]    Compiling wayland-scanner v0.9.10
[INFO] [stderr]    Compiling glutin v0.10.1
[INFO] [stderr]    Compiling gfx v0.16.3
[INFO] [stderr]    Compiling image v0.17.0
[INFO] [stderr]    Compiling wayland-sys v0.9.10
[INFO] [stderr]    Compiling pistoncore-input v0.20.0
[INFO] [stderr]    Compiling piston2d-graphics v0.23.0
[INFO] [stderr]    Compiling wayland-client v0.9.10
[INFO] [stderr]    Compiling wayland-protocols v0.9.10
[INFO] [stderr]    Compiling pistoncore-window v0.30.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.35.0
[INFO] [stderr]    Compiling piston v0.35.0
[INFO] [stderr]    Compiling wayland-kbd v0.9.1
[INFO] [stderr]    Compiling wayland-window v0.8.0
[INFO] [stderr]    Compiling piston-gfx_texture v0.29.0
[INFO] [stderr]    Compiling winit v0.8.3
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.46.0
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.42.1
[INFO] [stderr]    Compiling piston_window v0.73.0
[INFO] [stderr]    Compiling mief v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.03s
[INFO] running `"docker" "inspect" "fb154db28faf3bb9bcde7ca8e34360008d70fbe8b994091870ea90cc877a4f86"`
[INFO] running `"docker" "rm" "-f" "fb154db28faf3bb9bcde7ca8e34360008d70fbe8b994091870ea90cc877a4f86"`
[INFO] [stdout] fb154db28faf3bb9bcde7ca8e34360008d70fbe8b994091870ea90cc877a4f86
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/mief/0.1.1:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a16353ad649de42697ab055e4e03c6728fc96375dbef5ed475ac993db50757ca
[INFO] running `"docker" "start" "-a" "a16353ad649de42697ab055e4e03c6728fc96375dbef5ed475ac993db50757ca"`
[INFO] [stderr]    Compiling mief v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/execution_flow/error.rs:72:23
[INFO] [stderr]    |
[INFO] [stderr] 72 |         assert!(error.cause().is_some(), "Piston errors do not have a cause.");
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/execution_flow/error.rs:79:23
[INFO] [stderr]    |
[INFO] [stderr] 79 |         assert!(error.cause().is_none(), "Piston errors do not have a cause.");
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.72s
[INFO] running `"docker" "inspect" "a16353ad649de42697ab055e4e03c6728fc96375dbef5ed475ac993db50757ca"`
[INFO] running `"docker" "rm" "-f" "a16353ad649de42697ab055e4e03c6728fc96375dbef5ed475ac993db50757ca"`
[INFO] [stdout] a16353ad649de42697ab055e4e03c6728fc96375dbef5ed475ac993db50757ca
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/mief/0.1.1:/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 55065204f8a4aa288f6f4a590d1caf76411593fc4c2a3d615e779d9df977636f
[INFO] running `"docker" "start" "-a" "55065204f8a4aa288f6f4a590d1caf76411593fc4c2a3d615e779d9df977636f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mief-21549d2c86cd01b5
[INFO] [stdout] 
[INFO] [stdout] running 49 tests
[INFO] [stdout] test elements::ball::tests::collide_with_no_collision ... ok
[INFO] [stdout] test elements::ball::tests::change_speed_positive ... ok
[INFO] [stdout] test elements::ball::tests::change_speed_negative ... ok
[INFO] [stdout] test elements::ball::tests::collide_with_on_bottom ... ok
[INFO] [stdout] test elements::ball::tests::collide_with_on_left ... ok
[INFO] [stdout] test elements::ball::tests::collide_with_on_right ... ok
[INFO] [stdout] test elements::ball::tests::update_collide ... ok
[INFO] [stdout] test elements::ball::tests::collide_with_on_top ... ok
[INFO] [stdout] test elements::ball::tests::update_leave_on_left ... ok
[INFO] [stdout] test elements::ball::tests::update_leave_on_right ... ok
[INFO] [stdout] test elements::ball::tests::update_reflect_on_bottom ... ok
[INFO] [stdout] test elements::ball::tests::update_no_collision ... ok
[INFO] [stdout] test elements::ball::tests::update_reposition_to_bottom ... ok
[INFO] [stdout] test elements::ball::tests::update_reflect_on_top ... ok
[INFO] [stdout] test elements::field::tests::get_player_scores ... ok
[INFO] [stdout] test elements::ball::tests::update_reposition_to_top ... ok
[INFO] [stdout] test elements::ball::tests::new ... ok
[INFO] [stdout] test elements::player::tests::get_bounding_box ... ok
[INFO] [stdout] test elements::player::tests::change_speed ... ok
[INFO] [stdout] test elements::field::tests::new ... ok
[INFO] [stdout] test elements::player::tests::get_score ... ok
[INFO] [stdout] test elements::player::tests::get_x_position_left ... ok
[INFO] [stdout] test elements::player::tests::new ... ok
[INFO] [stdout] test elements::field::tests::on_resize ... ok
[INFO] [stdout] test elements::player::tests::get_x_position_right ... ok
[INFO] [stdout] test elements::player::tests::update_position ... ok
[INFO] [stdout] test elements::scoreboard::tests::align_left ... ok
[INFO] [stdout] test elements::player::tests::update_score_lower_overflow ... ok
[INFO] [stdout] test elements::player::tests::update_score_upper_overflow ... ok
[INFO] [stdout] test elements::scoreboard::tests::align_center ... ok
[INFO] [stdout] test elements::player::tests::set_movement ... ok
[INFO] [stdout] test elements::scoreboard::tests::align_right ... ok
[INFO] [stdout] test elements::scoreboard::tests::on_update ... ok
[INFO] [stdout] test elements::scoreboard::tests::on_resize ... ok
[INFO] [stdout] test elements::player::tests::update_score ... ok
[INFO] [stdout] test elements::scoreboard::tests::determine_font_size ... ok
[INFO] [stdout] test elements::scoreboard::tests::new ... ok
[INFO] [stdout] test execution_flow::error::tests::cause_piston ... ok
[INFO] [stdout] test execution_flow::error::tests::description_io ... ok
[INFO] [stdout] test execution_flow::error::tests::description_piston ... ok
[INFO] [stdout] test execution_flow::exit::tests::exit_code_io_failure ... ok
[INFO] [stdout] test execution_flow::error::tests::fmt_display_piston ... ok
[INFO] [stdout] test execution_flow::exit::tests::exit_code_success ... ok
[INFO] [stdout] test execution_flow::error::tests::cause_io ... ok
[INFO] [stdout] test execution_flow::error::tests::fmt_display_io ... ok
[INFO] [stdout] test execution_flow::exit::tests::exit_code_piston_failure ... ok
[INFO] [stdout] test execution_flow::error::tests::from_string ... ok
[INFO] [stdout] test execution_flow::error::tests::from_find_folder_error ... ok
[INFO] [stdout] test elements::player::tests::update ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 49 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "55065204f8a4aa288f6f4a590d1caf76411593fc4c2a3d615e779d9df977636f"`
[INFO] running `"docker" "rm" "-f" "55065204f8a4aa288f6f4a590d1caf76411593fc4c2a3d615e779d9df977636f"`
[INFO] [stdout] 55065204f8a4aa288f6f4a590d1caf76411593fc4c2a3d615e779d9df977636f