[INFO] updating cached repository iformas/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/iformas/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/iformas/guessing_game" "work/ex/beta-1.37-6/sources/1.36.0/gh/iformas/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/iformas/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/iformas/guessing_game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/iformas/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/iformas/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 81a1cadb643ecc4245d493fe397accd52009235b
[INFO] sha for GitHub repo iformas/guessing_game: 81a1cadb643ecc4245d493fe397accd52009235b
[INFO] validating manifest of iformas/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 iformas/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 iformas/guessing_game
[INFO] finished frobbing iformas/guessing_game
[INFO] frobbed toml for iformas/guessing_game written to work/ex/beta-1.37-6/sources/1.36.0/gh/iformas/guessing_game/Cargo.toml
[INFO] started frobbing iformas/guessing_game
[INFO] finished frobbing iformas/guessing_game
[INFO] frobbed toml for iformas/guessing_game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/iformas/guessing_game/Cargo.toml
[INFO] crate iformas/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 iformas/guessing_game 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-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/iformas/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 60b42ab601faa19ee65b0ab8b1d3323ca40502f06334ddfae2ab3fe58a87aca6
[INFO] running `"docker" "start" "-a" "60b42ab601faa19ee65b0ab8b1d3323ca40502f06334ddfae2ab3fe58a87aca6"`
[INFO] [stderr]    Compiling rand v0.3.17
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.01s
[INFO] running `"docker" "inspect" "60b42ab601faa19ee65b0ab8b1d3323ca40502f06334ddfae2ab3fe58a87aca6"`
[INFO] running `"docker" "rm" "-f" "60b42ab601faa19ee65b0ab8b1d3323ca40502f06334ddfae2ab3fe58a87aca6"`
[INFO] [stdout] 60b42ab601faa19ee65b0ab8b1d3323ca40502f06334ddfae2ab3fe58a87aca6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/iformas/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 978d5d6864d53c7faa706ba707cf5006247ec9ac35e3334c6093430ad18c1b57
[INFO] running `"docker" "start" "-a" "978d5d6864d53c7faa706ba707cf5006247ec9ac35e3334c6093430ad18c1b57"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "978d5d6864d53c7faa706ba707cf5006247ec9ac35e3334c6093430ad18c1b57"`
[INFO] running `"docker" "rm" "-f" "978d5d6864d53c7faa706ba707cf5006247ec9ac35e3334c6093430ad18c1b57"`
[INFO] [stdout] 978d5d6864d53c7faa706ba707cf5006247ec9ac35e3334c6093430ad18c1b57
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/iformas/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 0ef23f75f9454c76b80551143307580b0db728257afeb19d6dc0341c45e76a22
[INFO] running `"docker" "start" "-a" "0ef23f75f9454c76b80551143307580b0db728257afeb19d6dc0341c45e76a22"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-da3b0c2bd1230266
[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" "0ef23f75f9454c76b80551143307580b0db728257afeb19d6dc0341c45e76a22"`
[INFO] running `"docker" "rm" "-f" "0ef23f75f9454c76b80551143307580b0db728257afeb19d6dc0341c45e76a22"`
[INFO] [stdout] 0ef23f75f9454c76b80551143307580b0db728257afeb19d6dc0341c45e76a22