[INFO] updating cached repository WaltersDilemma/guessing-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/WaltersDilemma/guessing-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/WaltersDilemma/guessing-game" "work/ex/beta-1.37-6/sources/1.36.0/gh/WaltersDilemma/guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/WaltersDilemma/guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/WaltersDilemma/guessing-game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/WaltersDilemma/guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/WaltersDilemma/guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 44137edefb80816f0df87eadf5bf97a4bbdd46fd
[INFO] sha for GitHub repo WaltersDilemma/guessing-game: 44137edefb80816f0df87eadf5bf97a4bbdd46fd
[INFO] validating manifest of WaltersDilemma/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 WaltersDilemma/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 WaltersDilemma/guessing-game
[INFO] finished frobbing WaltersDilemma/guessing-game
[INFO] frobbed toml for WaltersDilemma/guessing-game written to work/ex/beta-1.37-6/sources/1.36.0/gh/WaltersDilemma/guessing-game/Cargo.toml
[INFO] started frobbing WaltersDilemma/guessing-game
[INFO] finished frobbing WaltersDilemma/guessing-game
[INFO] frobbed toml for WaltersDilemma/guessing-game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/WaltersDilemma/guessing-game/Cargo.toml
[INFO] crate WaltersDilemma/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 WaltersDilemma/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-0/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/WaltersDilemma/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] da11f3dd54b83e2d50cb1721ab6811054ce3fe66170c910b82f468288f2f75e9
[INFO] running `"docker" "start" "-a" "da11f3dd54b83e2d50cb1721ab6811054ce3fe66170c910b82f468288f2f75e9"`
[INFO] [stderr]    Compiling guess v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "da11f3dd54b83e2d50cb1721ab6811054ce3fe66170c910b82f468288f2f75e9"`
[INFO] running `"docker" "rm" "-f" "da11f3dd54b83e2d50cb1721ab6811054ce3fe66170c910b82f468288f2f75e9"`
[INFO] [stdout] da11f3dd54b83e2d50cb1721ab6811054ce3fe66170c910b82f468288f2f75e9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/WaltersDilemma/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] 5593bc5c8409c93ae24e7491e9e62daf4df6b0aaa7fc75d1e12b8f922e8a410f
[INFO] running `"docker" "start" "-a" "5593bc5c8409c93ae24e7491e9e62daf4df6b0aaa7fc75d1e12b8f922e8a410f"`
[INFO] [stderr]    Compiling guess v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `"docker" "inspect" "5593bc5c8409c93ae24e7491e9e62daf4df6b0aaa7fc75d1e12b8f922e8a410f"`
[INFO] running `"docker" "rm" "-f" "5593bc5c8409c93ae24e7491e9e62daf4df6b0aaa7fc75d1e12b8f922e8a410f"`
[INFO] [stdout] 5593bc5c8409c93ae24e7491e9e62daf4df6b0aaa7fc75d1e12b8f922e8a410f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/WaltersDilemma/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] e992f8d83a339177a4abda5174511f5dbbc9c4596c47b935dd0699aff19cf352
[INFO] running `"docker" "start" "-a" "e992f8d83a339177a4abda5174511f5dbbc9c4596c47b935dd0699aff19cf352"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guess-e85fbcd88c3038b7
[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" "e992f8d83a339177a4abda5174511f5dbbc9c4596c47b935dd0699aff19cf352"`
[INFO] running `"docker" "rm" "-f" "e992f8d83a339177a4abda5174511f5dbbc9c4596c47b935dd0699aff19cf352"`
[INFO] [stdout] e992f8d83a339177a4abda5174511f5dbbc9c4596c47b935dd0699aff19cf352