[INFO] updating cached repository TechThrust/rust-guessing-game-plus
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TechThrust/rust-guessing-game-plus
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TechThrust/rust-guessing-game-plus" "work/ex/beta-1.38-1/sources/1.37.0/gh/TechThrust/rust-guessing-game-plus"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/TechThrust/rust-guessing-game-plus'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TechThrust/rust-guessing-game-plus" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TechThrust/rust-guessing-game-plus"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TechThrust/rust-guessing-game-plus'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 073e1de34c146b2ef990a6970f9934caf56cd07a
[INFO] sha for GitHub repo TechThrust/rust-guessing-game-plus: 073e1de34c146b2ef990a6970f9934caf56cd07a
[INFO] validating manifest of TechThrust/rust-guessing-game-plus 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 TechThrust/rust-guessing-game-plus 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 TechThrust/rust-guessing-game-plus
[INFO] finished frobbing TechThrust/rust-guessing-game-plus
[INFO] frobbed toml for TechThrust/rust-guessing-game-plus written to work/ex/beta-1.38-1/sources/1.37.0/gh/TechThrust/rust-guessing-game-plus/Cargo.toml
[INFO] started frobbing TechThrust/rust-guessing-game-plus
[INFO] finished frobbing TechThrust/rust-guessing-game-plus
[INFO] frobbed toml for TechThrust/rust-guessing-game-plus written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TechThrust/rust-guessing-game-plus/Cargo.toml
[INFO] crate TechThrust/rust-guessing-game-plus 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 TechThrust/rust-guessing-game-plus against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/TechThrust/rust-guessing-game-plus:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 748869320b33a1c58844612f05b8562954b062e2db524910fe10c07ea802ca70
[INFO] running `"docker" "start" "-a" "748869320b33a1c58844612f05b8562954b062e2db524910fe10c07ea802ca70"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "748869320b33a1c58844612f05b8562954b062e2db524910fe10c07ea802ca70"`
[INFO] running `"docker" "rm" "-f" "748869320b33a1c58844612f05b8562954b062e2db524910fe10c07ea802ca70"`
[INFO] [stdout] 748869320b33a1c58844612f05b8562954b062e2db524910fe10c07ea802ca70
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/TechThrust/rust-guessing-game-plus:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 74fcbba97b6cba0c134430c4b6af3c908b17feaa56469da14909808b58a0029f
[INFO] running `"docker" "start" "-a" "74fcbba97b6cba0c134430c4b6af3c908b17feaa56469da14909808b58a0029f"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "74fcbba97b6cba0c134430c4b6af3c908b17feaa56469da14909808b58a0029f"`
[INFO] running `"docker" "rm" "-f" "74fcbba97b6cba0c134430c4b6af3c908b17feaa56469da14909808b58a0029f"`
[INFO] [stdout] 74fcbba97b6cba0c134430c4b6af3c908b17feaa56469da14909808b58a0029f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/TechThrust/rust-guessing-game-plus:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] c5c3afa1d5fd67e6d876104cbd6a2739d8dbc24eb26361dac49caae248cc63dc
[INFO] running `"docker" "start" "-a" "c5c3afa1d5fd67e6d876104cbd6a2739d8dbc24eb26361dac49caae248cc63dc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-5540b20851e0c7b2
[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" "c5c3afa1d5fd67e6d876104cbd6a2739d8dbc24eb26361dac49caae248cc63dc"`
[INFO] running `"docker" "rm" "-f" "c5c3afa1d5fd67e6d876104cbd6a2739d8dbc24eb26361dac49caae248cc63dc"`
[INFO] [stdout] c5c3afa1d5fd67e6d876104cbd6a2739d8dbc24eb26361dac49caae248cc63dc