[INFO] updating cached repository kkimu/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kkimu/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kkimu/guessing_game" "work/ex/beta-1.37-6/sources/1.36.0/gh/kkimu/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/kkimu/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kkimu/guessing_game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kkimu/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kkimu/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 50465ebe2dd01b778b38b4431e0cc4c5694ae7d8
[INFO] sha for GitHub repo kkimu/guessing_game: 50465ebe2dd01b778b38b4431e0cc4c5694ae7d8
[INFO] validating manifest of kkimu/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 kkimu/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 kkimu/guessing_game
[INFO] finished frobbing kkimu/guessing_game
[INFO] frobbed toml for kkimu/guessing_game written to work/ex/beta-1.37-6/sources/1.36.0/gh/kkimu/guessing_game/Cargo.toml
[INFO] started frobbing kkimu/guessing_game
[INFO] finished frobbing kkimu/guessing_game
[INFO] frobbed toml for kkimu/guessing_game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kkimu/guessing_game/Cargo.toml
[INFO] crate kkimu/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing kkimu/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-6/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/kkimu/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] b0c1086e1178262ad13d500312d4842f11b6fa8b422ef3acdf8eda072e7fc4fa
[INFO] running `"docker" "start" "-a" "b0c1086e1178262ad13d500312d4842f11b6fa8b422ef3acdf8eda072e7fc4fa"`
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `"docker" "inspect" "b0c1086e1178262ad13d500312d4842f11b6fa8b422ef3acdf8eda072e7fc4fa"`
[INFO] running `"docker" "rm" "-f" "b0c1086e1178262ad13d500312d4842f11b6fa8b422ef3acdf8eda072e7fc4fa"`
[INFO] [stdout] b0c1086e1178262ad13d500312d4842f11b6fa8b422ef3acdf8eda072e7fc4fa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/kkimu/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] 6fe6f6a980b7f19700fb5b9766abf7ca1bdbea27ee36ab2d974a32e9026b476a
[INFO] running `"docker" "start" "-a" "6fe6f6a980b7f19700fb5b9766abf7ca1bdbea27ee36ab2d974a32e9026b476a"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "6fe6f6a980b7f19700fb5b9766abf7ca1bdbea27ee36ab2d974a32e9026b476a"`
[INFO] running `"docker" "rm" "-f" "6fe6f6a980b7f19700fb5b9766abf7ca1bdbea27ee36ab2d974a32e9026b476a"`
[INFO] [stdout] 6fe6f6a980b7f19700fb5b9766abf7ca1bdbea27ee36ab2d974a32e9026b476a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/kkimu/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] 815409c91a7f75fb4ecfc36ed284f74d567abec77e37c11ff915fee39493f271
[INFO] running `"docker" "start" "-a" "815409c91a7f75fb4ecfc36ed284f74d567abec77e37c11ff915fee39493f271"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-60cc733abf3d3c04
[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" "815409c91a7f75fb4ecfc36ed284f74d567abec77e37c11ff915fee39493f271"`
[INFO] running `"docker" "rm" "-f" "815409c91a7f75fb4ecfc36ed284f74d567abec77e37c11ff915fee39493f271"`
[INFO] [stdout] 815409c91a7f75fb4ecfc36ed284f74d567abec77e37c11ff915fee39493f271