[INFO] updating cached repository wheatbrad/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wheatbrad/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wheatbrad/guessing_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/wheatbrad/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/wheatbrad/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wheatbrad/guessing_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wheatbrad/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wheatbrad/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 06317e9b58ecda7fb087995178f0509c05bbb234
[INFO] sha for GitHub repo wheatbrad/guessing_game: 06317e9b58ecda7fb087995178f0509c05bbb234
[INFO] validating manifest of wheatbrad/guessing_game 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 wheatbrad/guessing_game 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 wheatbrad/guessing_game
[INFO] finished frobbing wheatbrad/guessing_game
[INFO] frobbed toml for wheatbrad/guessing_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/wheatbrad/guessing_game/Cargo.toml
[INFO] started frobbing wheatbrad/guessing_game
[INFO] finished frobbing wheatbrad/guessing_game
[INFO] frobbed toml for wheatbrad/guessing_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wheatbrad/guessing_game/Cargo.toml
[INFO] crate wheatbrad/guessing_game 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 wheatbrad/guessing_game 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/wheatbrad/guessing_game:/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] c77668f4ccdf00ad35bfd600e702ac8ce6d3666cb7ca4fd6bccf938e53c250b1
[INFO] running `"docker" "start" "-a" "c77668f4ccdf00ad35bfd600e702ac8ce6d3666cb7ca4fd6bccf938e53c250b1"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "c77668f4ccdf00ad35bfd600e702ac8ce6d3666cb7ca4fd6bccf938e53c250b1"`
[INFO] running `"docker" "rm" "-f" "c77668f4ccdf00ad35bfd600e702ac8ce6d3666cb7ca4fd6bccf938e53c250b1"`
[INFO] [stdout] c77668f4ccdf00ad35bfd600e702ac8ce6d3666cb7ca4fd6bccf938e53c250b1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/wheatbrad/guessing_game:/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] 8b9fe03b9de6ea549e33df918ba6dd2e095cd63583f85ce2ad8b9c466fb8b244
[INFO] running `"docker" "start" "-a" "8b9fe03b9de6ea549e33df918ba6dd2e095cd63583f85ce2ad8b9c466fb8b244"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "8b9fe03b9de6ea549e33df918ba6dd2e095cd63583f85ce2ad8b9c466fb8b244"`
[INFO] running `"docker" "rm" "-f" "8b9fe03b9de6ea549e33df918ba6dd2e095cd63583f85ce2ad8b9c466fb8b244"`
[INFO] [stdout] 8b9fe03b9de6ea549e33df918ba6dd2e095cd63583f85ce2ad8b9c466fb8b244
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/wheatbrad/guessing_game:/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] 70ce231a2950dbbd25d743e5c7e39031ce41e62473d502b82a0720f3f430b784
[INFO] running `"docker" "start" "-a" "70ce231a2950dbbd25d743e5c7e39031ce41e62473d502b82a0720f3f430b784"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-ea93eab175325b06
[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" "70ce231a2950dbbd25d743e5c7e39031ce41e62473d502b82a0720f3f430b784"`
[INFO] running `"docker" "rm" "-f" "70ce231a2950dbbd25d743e5c7e39031ce41e62473d502b82a0720f3f430b784"`
[INFO] [stdout] 70ce231a2950dbbd25d743e5c7e39031ce41e62473d502b82a0720f3f430b784