[INFO] updating cached repository jk-gan/GuessingGame
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jk-gan/GuessingGame
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jk-gan/GuessingGame" "work/ex/beta-1.38-1/sources/1.37.0/gh/jk-gan/GuessingGame"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jk-gan/GuessingGame'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jk-gan/GuessingGame" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jk-gan/GuessingGame"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jk-gan/GuessingGame'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] eb5f2e8cd1c81574b679119d730f02132eb8c425
[INFO] sha for GitHub repo jk-gan/GuessingGame: eb5f2e8cd1c81574b679119d730f02132eb8c425
[INFO] validating manifest of jk-gan/GuessingGame 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 jk-gan/GuessingGame 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 jk-gan/GuessingGame
[INFO] finished frobbing jk-gan/GuessingGame
[INFO] frobbed toml for jk-gan/GuessingGame written to work/ex/beta-1.38-1/sources/1.37.0/gh/jk-gan/GuessingGame/Cargo.toml
[INFO] started frobbing jk-gan/GuessingGame
[INFO] finished frobbing jk-gan/GuessingGame
[INFO] frobbed toml for jk-gan/GuessingGame written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jk-gan/GuessingGame/Cargo.toml
[INFO] crate jk-gan/GuessingGame 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 jk-gan/GuessingGame 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-5/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/jk-gan/GuessingGame:/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] 849dcc623ce2e76df17d88a1f064465cb79cebfbc92eb5863358b7b3e3859623
[INFO] running `"docker" "start" "-a" "849dcc623ce2e76df17d88a1f064465cb79cebfbc92eb5863358b7b3e3859623"`
[INFO] [stderr]    Compiling rand v0.5.1
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.87s
[INFO] running `"docker" "inspect" "849dcc623ce2e76df17d88a1f064465cb79cebfbc92eb5863358b7b3e3859623"`
[INFO] running `"docker" "rm" "-f" "849dcc623ce2e76df17d88a1f064465cb79cebfbc92eb5863358b7b3e3859623"`
[INFO] [stdout] 849dcc623ce2e76df17d88a1f064465cb79cebfbc92eb5863358b7b3e3859623
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/jk-gan/GuessingGame:/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] ef63bffe0ec206576ab58a0233df538176e76440f6c0bf4e4dc2f779f90de84a
[INFO] running `"docker" "start" "-a" "ef63bffe0ec206576ab58a0233df538176e76440f6c0bf4e4dc2f779f90de84a"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "ef63bffe0ec206576ab58a0233df538176e76440f6c0bf4e4dc2f779f90de84a"`
[INFO] running `"docker" "rm" "-f" "ef63bffe0ec206576ab58a0233df538176e76440f6c0bf4e4dc2f779f90de84a"`
[INFO] [stdout] ef63bffe0ec206576ab58a0233df538176e76440f6c0bf4e4dc2f779f90de84a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/jk-gan/GuessingGame:/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] 37aee74cda9e0fefd4e38a0d1ef3a4a9c2efb73e471b5232cfd44340248b1767
[INFO] running `"docker" "start" "-a" "37aee74cda9e0fefd4e38a0d1ef3a4a9c2efb73e471b5232cfd44340248b1767"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-7b4d1cf2deff2286
[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" "37aee74cda9e0fefd4e38a0d1ef3a4a9c2efb73e471b5232cfd44340248b1767"`
[INFO] running `"docker" "rm" "-f" "37aee74cda9e0fefd4e38a0d1ef3a4a9c2efb73e471b5232cfd44340248b1767"`
[INFO] [stdout] 37aee74cda9e0fefd4e38a0d1ef3a4a9c2efb73e471b5232cfd44340248b1767