[INFO] updating cached repository halship/tetris-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/halship/tetris-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/halship/tetris-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/halship/tetris-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/halship/tetris-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/halship/tetris-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/halship/tetris-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/halship/tetris-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 367e16fc9ecfe8d6a3870e33a957a6275d9c1f17
[INFO] sha for GitHub repo halship/tetris-rs: 367e16fc9ecfe8d6a3870e33a957a6275d9c1f17
[INFO] validating manifest of halship/tetris-rs on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of halship/tetris-rs on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing halship/tetris-rs
[INFO] finished frobbing halship/tetris-rs
[INFO] frobbed toml for halship/tetris-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/halship/tetris-rs/Cargo.toml
[INFO] started frobbing halship/tetris-rs
[INFO] finished frobbing halship/tetris-rs
[INFO] frobbed toml for halship/tetris-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/halship/tetris-rs/Cargo.toml
[INFO] crate halship/tetris-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing halship/tetris-rs against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/halship/tetris-rs:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 38079709e08dbfbe7abc98f1ab284a062435937f19a19102b471cdea3fead4f4
[INFO] running `"docker" "start" "-a" "38079709e08dbfbe7abc98f1ab284a062435937f19a19102b471cdea3fead4f4"`
[INFO] [stderr]    Compiling serde v1.0.14
[INFO] [stderr]    Compiling shared_library v0.1.7
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling x11-dl v2.15.0
[INFO] [stderr]    Compiling tempfile v2.1.6
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling gl v0.6.3
[INFO] [stderr]    Compiling glutin v0.9.2
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.14
[INFO] [stderr]    Compiling memmap v0.4.0
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling derivative v1.0.0
[INFO] [stderr]    Compiling gfx_core v0.7.2
[INFO] [stderr]    Compiling pistoncore-input v0.19.0
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]    Compiling pistoncore-window v0.28.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.33.0
[INFO] [stderr]    Compiling dlib v0.3.1
[INFO] [stderr]    Compiling wayland-sys v0.9.10
[INFO] [stderr]    Compiling piston v0.33.0
[INFO] [stderr]    Compiling wayland-client v0.9.10
[INFO] [stderr]    Compiling wayland-protocols v0.9.10
[INFO] [stderr]    Compiling wayland-kbd v0.9.1
[INFO] [stderr]    Compiling wayland-window v0.7.0
[INFO] [stderr]    Compiling winit v0.7.6
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.39.0
[INFO] [stderr]    Compiling gfx v0.16.1
[INFO] [stderr]    Compiling gfx_device_gl v0.14.4
[INFO] [stderr]    Compiling piston-gfx_texture v0.26.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.43.0
[INFO] [stderr]    Compiling piston_window v0.70.0
[INFO] [stderr]    Compiling tetris v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `"docker" "inspect" "38079709e08dbfbe7abc98f1ab284a062435937f19a19102b471cdea3fead4f4"`
[INFO] running `"docker" "rm" "-f" "38079709e08dbfbe7abc98f1ab284a062435937f19a19102b471cdea3fead4f4"`
[INFO] [stdout] 38079709e08dbfbe7abc98f1ab284a062435937f19a19102b471cdea3fead4f4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/halship/tetris-rs:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 00c296774ac3fae270a65a24a32e3ced12ceb864a8db6a0251fe6557b5585bc8
[INFO] running `"docker" "start" "-a" "00c296774ac3fae270a65a24a32e3ced12ceb864a8db6a0251fe6557b5585bc8"`
[INFO] [stderr]    Compiling tetris v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `"docker" "inspect" "00c296774ac3fae270a65a24a32e3ced12ceb864a8db6a0251fe6557b5585bc8"`
[INFO] running `"docker" "rm" "-f" "00c296774ac3fae270a65a24a32e3ced12ceb864a8db6a0251fe6557b5585bc8"`
[INFO] [stdout] 00c296774ac3fae270a65a24a32e3ced12ceb864a8db6a0251fe6557b5585bc8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/halship/tetris-rs:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 624decd1beb6bd42a6f4292dadf10b098f0987fb1e5905f3ae11602db5d9597a
[INFO] running `"docker" "start" "-a" "624decd1beb6bd42a6f4292dadf10b098f0987fb1e5905f3ae11602db5d9597a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tetris-4f84a9d035e8a679
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test models::field::tests::get_valid_filled_lines ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "624decd1beb6bd42a6f4292dadf10b098f0987fb1e5905f3ae11602db5d9597a"`
[INFO] running `"docker" "rm" "-f" "624decd1beb6bd42a6f4292dadf10b098f0987fb1e5905f3ae11602db5d9597a"`
[INFO] [stdout] 624decd1beb6bd42a6f4292dadf10b098f0987fb1e5905f3ae11602db5d9597a