[INFO] updating cached repository rmccommon/rust_checkers
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rmccommon/rust_checkers
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rmccommon/rust_checkers" "work/ex/beta-1.37-6/sources/1.36.0/gh/rmccommon/rust_checkers"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/rmccommon/rust_checkers'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rmccommon/rust_checkers" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rmccommon/rust_checkers"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rmccommon/rust_checkers'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 999d3442be1b983f9b59e5307d74c1aa0fa7e36f
[INFO] sha for GitHub repo rmccommon/rust_checkers: 999d3442be1b983f9b59e5307d74c1aa0fa7e36f
[INFO] validating manifest of rmccommon/rust_checkers 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 rmccommon/rust_checkers 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 rmccommon/rust_checkers
[INFO] finished frobbing rmccommon/rust_checkers
[INFO] frobbed toml for rmccommon/rust_checkers written to work/ex/beta-1.37-6/sources/1.36.0/gh/rmccommon/rust_checkers/Cargo.toml
[INFO] started frobbing rmccommon/rust_checkers
[INFO] finished frobbing rmccommon/rust_checkers
[INFO] frobbed toml for rmccommon/rust_checkers written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rmccommon/rust_checkers/Cargo.toml
[INFO] crate rmccommon/rust_checkers already has a lockfile, it will not be regenerated
[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 rmccommon/rust_checkers against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rmccommon/rust_checkers:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 77c270515ebf36f5f8f776429d1d46511a05fd81cfce9282ce029f8464c6b64a
[INFO] running `"docker" "start" "-a" "77c270515ebf36f5f8f776429d1d46511a05fd81cfce9282ce029f8464c6b64a"`
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling rusttype v0.7.5
[INFO] [stderr]    Compiling andrew v0.2.0
[INFO] [stderr]    Compiling piston2d-graphics v0.30.0
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.5
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling winit v0.18.1
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.21.0
[INFO] [stderr]    Compiling pistoncore-input v0.24.0
[INFO] [stderr]    Compiling pistoncore-window v0.37.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.42.0
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.54.0
[INFO] [stderr]    Compiling piston v0.42.0
[INFO] [stderr]    Compiling piston2d-opengl_graphics v0.59.0
[INFO] [stderr]    Compiling rust_chess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `"docker" "inspect" "77c270515ebf36f5f8f776429d1d46511a05fd81cfce9282ce029f8464c6b64a"`
[INFO] running `"docker" "rm" "-f" "77c270515ebf36f5f8f776429d1d46511a05fd81cfce9282ce029f8464c6b64a"`
[INFO] [stdout] 77c270515ebf36f5f8f776429d1d46511a05fd81cfce9282ce029f8464c6b64a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rmccommon/rust_checkers:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 78874582f865ee9288dce22bf8eb33c0dbae4a23f01b094e8ba2e9d143686c8b
[INFO] running `"docker" "start" "-a" "78874582f865ee9288dce22bf8eb33c0dbae4a23f01b094e8ba2e9d143686c8b"`
[INFO] [stderr]    Compiling rust_chess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.71s
[INFO] running `"docker" "inspect" "78874582f865ee9288dce22bf8eb33c0dbae4a23f01b094e8ba2e9d143686c8b"`
[INFO] running `"docker" "rm" "-f" "78874582f865ee9288dce22bf8eb33c0dbae4a23f01b094e8ba2e9d143686c8b"`
[INFO] [stdout] 78874582f865ee9288dce22bf8eb33c0dbae4a23f01b094e8ba2e9d143686c8b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rmccommon/rust_checkers:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 2d949c32d213dea48fcfcbe43c0d6bf566e3921befb4136a6a4d99cb133054bb
[INFO] running `"docker" "start" "-a" "2d949c32d213dea48fcfcbe43c0d6bf566e3921befb4136a6a4d99cb133054bb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_chess-2258b95ffc8c7c8f
[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" "2d949c32d213dea48fcfcbe43c0d6bf566e3921befb4136a6a4d99cb133054bb"`
[INFO] running `"docker" "rm" "-f" "2d949c32d213dea48fcfcbe43c0d6bf566e3921befb4136a6a4d99cb133054bb"`
[INFO] [stdout] 2d949c32d213dea48fcfcbe43c0d6bf566e3921befb4136a6a4d99cb133054bb