[INFO] updating cached repository incyclum/rust-guessing-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/incyclum/rust-guessing-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/incyclum/rust-guessing-game" "work/ex/beta-1.37-6/sources/1.36.0/gh/incyclum/rust-guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/incyclum/rust-guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/incyclum/rust-guessing-game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/incyclum/rust-guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/incyclum/rust-guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 56fb35876cf516bc9009b07e1ca871893c24c54f
[INFO] sha for GitHub repo incyclum/rust-guessing-game: 56fb35876cf516bc9009b07e1ca871893c24c54f
[INFO] validating manifest of incyclum/rust-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 incyclum/rust-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 incyclum/rust-guessing-game
[INFO] finished frobbing incyclum/rust-guessing-game
[INFO] frobbed toml for incyclum/rust-guessing-game written to work/ex/beta-1.37-6/sources/1.36.0/gh/incyclum/rust-guessing-game/Cargo.toml
[INFO] started frobbing incyclum/rust-guessing-game
[INFO] finished frobbing incyclum/rust-guessing-game
[INFO] frobbed toml for incyclum/rust-guessing-game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/incyclum/rust-guessing-game/Cargo.toml
[INFO] crate incyclum/rust-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 incyclum/rust-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/incyclum/rust-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] 1a8efc3a9d0866b1bf0384ab13afc428b7750cc7bce4a375aa02c60be5498a1a
[INFO] running `"docker" "start" "-a" "1a8efc3a9d0866b1bf0384ab13afc428b7750cc7bce4a375aa02c60be5498a1a"`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.07s
[INFO] running `"docker" "inspect" "1a8efc3a9d0866b1bf0384ab13afc428b7750cc7bce4a375aa02c60be5498a1a"`
[INFO] running `"docker" "rm" "-f" "1a8efc3a9d0866b1bf0384ab13afc428b7750cc7bce4a375aa02c60be5498a1a"`
[INFO] [stdout] 1a8efc3a9d0866b1bf0384ab13afc428b7750cc7bce4a375aa02c60be5498a1a
[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/incyclum/rust-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] 10f608ec7cf61f9ba3718a43ff4486320ae4fe716e2a11ecf0798cd376d40520
[INFO] running `"docker" "start" "-a" "10f608ec7cf61f9ba3718a43ff4486320ae4fe716e2a11ecf0798cd376d40520"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "10f608ec7cf61f9ba3718a43ff4486320ae4fe716e2a11ecf0798cd376d40520"`
[INFO] running `"docker" "rm" "-f" "10f608ec7cf61f9ba3718a43ff4486320ae4fe716e2a11ecf0798cd376d40520"`
[INFO] [stdout] 10f608ec7cf61f9ba3718a43ff4486320ae4fe716e2a11ecf0798cd376d40520
[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/incyclum/rust-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] 9723a58332ae5eb0956f4297ac57492483d98b876dc7cb6fc9adacc6eb764d1a
[INFO] running `"docker" "start" "-a" "9723a58332ae5eb0956f4297ac57492483d98b876dc7cb6fc9adacc6eb764d1a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-0d72265b1dff430a
[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" "9723a58332ae5eb0956f4297ac57492483d98b876dc7cb6fc9adacc6eb764d1a"`
[INFO] running `"docker" "rm" "-f" "9723a58332ae5eb0956f4297ac57492483d98b876dc7cb6fc9adacc6eb764d1a"`
[INFO] [stdout] 9723a58332ae5eb0956f4297ac57492483d98b876dc7cb6fc9adacc6eb764d1a