[INFO] updating cached repository nelsonghezzi/guessing-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nelsonghezzi/guessing-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nelsonghezzi/guessing-game" "work/ex/beta-1.37-6/sources/1.36.0/gh/nelsonghezzi/guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/nelsonghezzi/guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nelsonghezzi/guessing-game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nelsonghezzi/guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nelsonghezzi/guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a37c7a2a268cf4a53ffd5ae40e083a8273c702b7
[INFO] sha for GitHub repo nelsonghezzi/guessing-game: a37c7a2a268cf4a53ffd5ae40e083a8273c702b7
[INFO] validating manifest of nelsonghezzi/guessing-game on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nelsonghezzi/guessing-game on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nelsonghezzi/guessing-game
[INFO] finished frobbing nelsonghezzi/guessing-game
[INFO] frobbed toml for nelsonghezzi/guessing-game written to work/ex/beta-1.37-6/sources/1.36.0/gh/nelsonghezzi/guessing-game/Cargo.toml
[INFO] started frobbing nelsonghezzi/guessing-game
[INFO] finished frobbing nelsonghezzi/guessing-game
[INFO] frobbed toml for nelsonghezzi/guessing-game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nelsonghezzi/guessing-game/Cargo.toml
[INFO] crate nelsonghezzi/guessing-game already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing nelsonghezzi/guessing-game against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nelsonghezzi/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 66e6e9e73e085b81c6e584a1736a5b74ba848684c2cd0d70be7c2a863ed72596
[INFO] running `"docker" "start" "-a" "66e6e9e73e085b81c6e584a1736a5b74ba848684c2cd0d70be7c2a863ed72596"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "66e6e9e73e085b81c6e584a1736a5b74ba848684c2cd0d70be7c2a863ed72596"`
[INFO] running `"docker" "rm" "-f" "66e6e9e73e085b81c6e584a1736a5b74ba848684c2cd0d70be7c2a863ed72596"`
[INFO] [stdout] 66e6e9e73e085b81c6e584a1736a5b74ba848684c2cd0d70be7c2a863ed72596
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nelsonghezzi/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9acf4011f18151903c71e24271f75ce9977bff27e8248b986b4aab134ec6e49e
[INFO] running `"docker" "start" "-a" "9acf4011f18151903c71e24271f75ce9977bff27e8248b986b4aab134ec6e49e"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "9acf4011f18151903c71e24271f75ce9977bff27e8248b986b4aab134ec6e49e"`
[INFO] running `"docker" "rm" "-f" "9acf4011f18151903c71e24271f75ce9977bff27e8248b986b4aab134ec6e49e"`
[INFO] [stdout] 9acf4011f18151903c71e24271f75ce9977bff27e8248b986b4aab134ec6e49e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nelsonghezzi/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 599ab08eeee35269fb9bd7031330e7e9a49beaacbb651f9d7df40231afd4eb90
[INFO] running `"docker" "start" "-a" "599ab08eeee35269fb9bd7031330e7e9a49beaacbb651f9d7df40231afd4eb90"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-a822ee1de9e09498
[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" "599ab08eeee35269fb9bd7031330e7e9a49beaacbb651f9d7df40231afd4eb90"`
[INFO] running `"docker" "rm" "-f" "599ab08eeee35269fb9bd7031330e7e9a49beaacbb651f9d7df40231afd4eb90"`
[INFO] [stdout] 599ab08eeee35269fb9bd7031330e7e9a49beaacbb651f9d7df40231afd4eb90