[INFO] updating cached repository wisetara/guessing_game_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wisetara/guessing_game_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wisetara/guessing_game_rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/wisetara/guessing_game_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/wisetara/guessing_game_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wisetara/guessing_game_rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/wisetara/guessing_game_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/wisetara/guessing_game_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c8c009c75f104fceaa15daeabc669de3103e5afd
[INFO] sha for GitHub repo wisetara/guessing_game_rust: c8c009c75f104fceaa15daeabc669de3103e5afd
[INFO] validating manifest of wisetara/guessing_game_rust 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 wisetara/guessing_game_rust 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 wisetara/guessing_game_rust
[INFO] finished frobbing wisetara/guessing_game_rust
[INFO] frobbed toml for wisetara/guessing_game_rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/wisetara/guessing_game_rust/Cargo.toml
[INFO] started frobbing wisetara/guessing_game_rust
[INFO] finished frobbing wisetara/guessing_game_rust
[INFO] frobbed toml for wisetara/guessing_game_rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/wisetara/guessing_game_rust/Cargo.toml
[INFO] crate wisetara/guessing_game_rust 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] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/wisetara/guessing_game_rust/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing wisetara/guessing_game_rust against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/wisetara/guessing_game_rust:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 15e041215a3aeab1dffdc4fdce424a9a0e86d32370fb8a18d5f0e24000619c43
[INFO] running `"docker" "start" "-a" "15e041215a3aeab1dffdc4fdce424a9a0e86d32370fb8a18d5f0e24000619c43"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "15e041215a3aeab1dffdc4fdce424a9a0e86d32370fb8a18d5f0e24000619c43"`
[INFO] running `"docker" "rm" "-f" "15e041215a3aeab1dffdc4fdce424a9a0e86d32370fb8a18d5f0e24000619c43"`
[INFO] [stdout] 15e041215a3aeab1dffdc4fdce424a9a0e86d32370fb8a18d5f0e24000619c43
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/wisetara/guessing_game_rust:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2eb6db301185c469e1a316d57c930f5e4834f6df323463badf379a87f8b73f00
[INFO] running `"docker" "start" "-a" "2eb6db301185c469e1a316d57c930f5e4834f6df323463badf379a87f8b73f00"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `"docker" "inspect" "2eb6db301185c469e1a316d57c930f5e4834f6df323463badf379a87f8b73f00"`
[INFO] running `"docker" "rm" "-f" "2eb6db301185c469e1a316d57c930f5e4834f6df323463badf379a87f8b73f00"`
[INFO] [stdout] 2eb6db301185c469e1a316d57c930f5e4834f6df323463badf379a87f8b73f00
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/wisetara/guessing_game_rust:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] ffc5feb958abbd98486939ed3de9a5b66167658feb89119352f9c48ce45a6e35
[INFO] running `"docker" "start" "-a" "ffc5feb958abbd98486939ed3de9a5b66167658feb89119352f9c48ce45a6e35"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-f3e495f6ff4cfbb0
[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" "ffc5feb958abbd98486939ed3de9a5b66167658feb89119352f9c48ce45a6e35"`
[INFO] running `"docker" "rm" "-f" "ffc5feb958abbd98486939ed3de9a5b66167658feb89119352f9c48ce45a6e35"`
[INFO] [stdout] ffc5feb958abbd98486939ed3de9a5b66167658feb89119352f9c48ce45a6e35