[INFO] updating cached repository javawolfpack/Yatzee-Rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/javawolfpack/Yatzee-Rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/javawolfpack/Yatzee-Rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/javawolfpack/Yatzee-Rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/javawolfpack/Yatzee-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/javawolfpack/Yatzee-Rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/javawolfpack/Yatzee-Rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/javawolfpack/Yatzee-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 25eeab31ed7f099e0927848a411265e8ede861a8
[INFO] sha for GitHub repo javawolfpack/Yatzee-Rust: 25eeab31ed7f099e0927848a411265e8ede861a8
[INFO] validating manifest of javawolfpack/Yatzee-Rust 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 javawolfpack/Yatzee-Rust 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 javawolfpack/Yatzee-Rust
[INFO] finished frobbing javawolfpack/Yatzee-Rust
[INFO] frobbed toml for javawolfpack/Yatzee-Rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/javawolfpack/Yatzee-Rust/Cargo.toml
[INFO] started frobbing javawolfpack/Yatzee-Rust
[INFO] finished frobbing javawolfpack/Yatzee-Rust
[INFO] frobbed toml for javawolfpack/Yatzee-Rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/javawolfpack/Yatzee-Rust/Cargo.toml
[INFO] crate javawolfpack/Yatzee-Rust 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 javawolfpack/Yatzee-Rust 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-4/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/javawolfpack/Yatzee-Rust:/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] 7d5cd713be50b5cdeda7374180f20e3d3c53006a2f1fcf402ed7ca39f6a9f3a1
[INFO] running `"docker" "start" "-a" "7d5cd713be50b5cdeda7374180f20e3d3c53006a2f1fcf402ed7ca39f6a9f3a1"`
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling counter v0.4.3
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling code v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.04s
[INFO] running `"docker" "inspect" "7d5cd713be50b5cdeda7374180f20e3d3c53006a2f1fcf402ed7ca39f6a9f3a1"`
[INFO] running `"docker" "rm" "-f" "7d5cd713be50b5cdeda7374180f20e3d3c53006a2f1fcf402ed7ca39f6a9f3a1"`
[INFO] [stdout] 7d5cd713be50b5cdeda7374180f20e3d3c53006a2f1fcf402ed7ca39f6a9f3a1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/javawolfpack/Yatzee-Rust:/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] 0fc960fc802c487ea8823286754b00c73b4060ea6a530bfe7df6607e0d3ab32b
[INFO] running `"docker" "start" "-a" "0fc960fc802c487ea8823286754b00c73b4060ea6a530bfe7df6607e0d3ab32b"`
[INFO] [stderr]    Compiling code v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "0fc960fc802c487ea8823286754b00c73b4060ea6a530bfe7df6607e0d3ab32b"`
[INFO] running `"docker" "rm" "-f" "0fc960fc802c487ea8823286754b00c73b4060ea6a530bfe7df6607e0d3ab32b"`
[INFO] [stdout] 0fc960fc802c487ea8823286754b00c73b4060ea6a530bfe7df6607e0d3ab32b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/javawolfpack/Yatzee-Rust:/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] 84e5e9d6c61da93c49eb7e1ebaf87e6a2a111f77e5c95b2e52a7c73f50cc0dbe
[INFO] running `"docker" "start" "-a" "84e5e9d6c61da93c49eb7e1ebaf87e6a2a111f77e5c95b2e52a7c73f50cc0dbe"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/code-eee65f38728a4134
[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" "84e5e9d6c61da93c49eb7e1ebaf87e6a2a111f77e5c95b2e52a7c73f50cc0dbe"`
[INFO] running `"docker" "rm" "-f" "84e5e9d6c61da93c49eb7e1ebaf87e6a2a111f77e5c95b2e52a7c73f50cc0dbe"`
[INFO] [stdout] 84e5e9d6c61da93c49eb7e1ebaf87e6a2a111f77e5c95b2e52a7c73f50cc0dbe