[INFO] updating cached repository jsvoid/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jsvoid/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jsvoid/guessing_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/jsvoid/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jsvoid/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jsvoid/guessing_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jsvoid/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jsvoid/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6c70897b802a4ef1138191de30b3515d74fa21d4
[INFO] sha for GitHub repo jsvoid/guessing_game: 6c70897b802a4ef1138191de30b3515d74fa21d4
[INFO] validating manifest of jsvoid/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 jsvoid/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 jsvoid/guessing_game
[INFO] finished frobbing jsvoid/guessing_game
[INFO] frobbed toml for jsvoid/guessing_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/jsvoid/guessing_game/Cargo.toml
[INFO] started frobbing jsvoid/guessing_game
[INFO] finished frobbing jsvoid/guessing_game
[INFO] frobbed toml for jsvoid/guessing_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jsvoid/guessing_game/Cargo.toml
[INFO] crate jsvoid/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 jsvoid/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/jsvoid/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] 51d6b1329074e5c76c53845e9103c427ced48d7455e432b236ee8d18ba059014
[INFO] running `"docker" "start" "-a" "51d6b1329074e5c76c53845e9103c427ced48d7455e432b236ee8d18ba059014"`
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `"docker" "inspect" "51d6b1329074e5c76c53845e9103c427ced48d7455e432b236ee8d18ba059014"`
[INFO] running `"docker" "rm" "-f" "51d6b1329074e5c76c53845e9103c427ced48d7455e432b236ee8d18ba059014"`
[INFO] [stdout] 51d6b1329074e5c76c53845e9103c427ced48d7455e432b236ee8d18ba059014
[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/jsvoid/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] dfcf2790e157df08086fc32ebeaf8f137b66a2c499dba3ff2a33c5c06ca6caaf
[INFO] running `"docker" "start" "-a" "dfcf2790e157df08086fc32ebeaf8f137b66a2c499dba3ff2a33c5c06ca6caaf"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "dfcf2790e157df08086fc32ebeaf8f137b66a2c499dba3ff2a33c5c06ca6caaf"`
[INFO] running `"docker" "rm" "-f" "dfcf2790e157df08086fc32ebeaf8f137b66a2c499dba3ff2a33c5c06ca6caaf"`
[INFO] [stdout] dfcf2790e157df08086fc32ebeaf8f137b66a2c499dba3ff2a33c5c06ca6caaf
[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/jsvoid/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] 2e2fbf26be3744b5ec6871ff6bf2d9a0b24005357bd396fdd4a5ccafe50dd007
[INFO] running `"docker" "start" "-a" "2e2fbf26be3744b5ec6871ff6bf2d9a0b24005357bd396fdd4a5ccafe50dd007"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-e0b5d279af557efc
[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" "2e2fbf26be3744b5ec6871ff6bf2d9a0b24005357bd396fdd4a5ccafe50dd007"`
[INFO] running `"docker" "rm" "-f" "2e2fbf26be3744b5ec6871ff6bf2d9a0b24005357bd396fdd4a5ccafe50dd007"`
[INFO] [stdout] 2e2fbf26be3744b5ec6871ff6bf2d9a0b24005357bd396fdd4a5ccafe50dd007