[INFO] updating cached repository thejainlabs/guessing-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/thejainlabs/guessing-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/thejainlabs/guessing-game" "work/ex/beta-1.38-1/sources/1.37.0/gh/thejainlabs/guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/thejainlabs/guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/thejainlabs/guessing-game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/thejainlabs/guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/thejainlabs/guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5820fff2aa74e72e4bd24d5b2493b862d3d96100
[INFO] sha for GitHub repo thejainlabs/guessing-game: 5820fff2aa74e72e4bd24d5b2493b862d3d96100
[INFO] validating manifest of thejainlabs/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 thejainlabs/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 thejainlabs/guessing-game
[INFO] finished frobbing thejainlabs/guessing-game
[INFO] frobbed toml for thejainlabs/guessing-game written to work/ex/beta-1.38-1/sources/1.37.0/gh/thejainlabs/guessing-game/Cargo.toml
[INFO] started frobbing thejainlabs/guessing-game
[INFO] finished frobbing thejainlabs/guessing-game
[INFO] frobbed toml for thejainlabs/guessing-game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/thejainlabs/guessing-game/Cargo.toml
[INFO] crate thejainlabs/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 thejainlabs/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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/thejainlabs/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] 38dd4e1c17455b1819c84bf91f038f4e26bc167c7f905e920c7e238bce23a55c
[INFO] running `"docker" "start" "-a" "38dd4e1c17455b1819c84bf91f038f4e26bc167c7f905e920c7e238bce23a55c"`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `"docker" "inspect" "38dd4e1c17455b1819c84bf91f038f4e26bc167c7f905e920c7e238bce23a55c"`
[INFO] running `"docker" "rm" "-f" "38dd4e1c17455b1819c84bf91f038f4e26bc167c7f905e920c7e238bce23a55c"`
[INFO] [stdout] 38dd4e1c17455b1819c84bf91f038f4e26bc167c7f905e920c7e238bce23a55c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/thejainlabs/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] f2d98daf97452762bc1897ecd3e41e8d52b2ab67b0d0f002332ab43928d3d474
[INFO] running `"docker" "start" "-a" "f2d98daf97452762bc1897ecd3e41e8d52b2ab67b0d0f002332ab43928d3d474"`
[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" "f2d98daf97452762bc1897ecd3e41e8d52b2ab67b0d0f002332ab43928d3d474"`
[INFO] running `"docker" "rm" "-f" "f2d98daf97452762bc1897ecd3e41e8d52b2ab67b0d0f002332ab43928d3d474"`
[INFO] [stdout] f2d98daf97452762bc1897ecd3e41e8d52b2ab67b0d0f002332ab43928d3d474
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/thejainlabs/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] ed45ab7557ac916d9b428ced8ff47854858885c699ef9219f62500f749cd3551
[INFO] running `"docker" "start" "-a" "ed45ab7557ac916d9b428ced8ff47854858885c699ef9219f62500f749cd3551"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-fd5a082823f990b5
[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" "ed45ab7557ac916d9b428ced8ff47854858885c699ef9219f62500f749cd3551"`
[INFO] running `"docker" "rm" "-f" "ed45ab7557ac916d9b428ced8ff47854858885c699ef9219f62500f749cd3551"`
[INFO] [stdout] ed45ab7557ac916d9b428ced8ff47854858885c699ef9219f62500f749cd3551