[INFO] updating cached repository bionikspoon/rust_guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bionikspoon/rust_guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bionikspoon/rust_guessing_game" "work/ex/beta-1.37-6/sources/1.36.0/gh/bionikspoon/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/bionikspoon/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bionikspoon/rust_guessing_game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bionikspoon/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bionikspoon/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9c00aec06d22142343b75d37a496d54ea94ad3ff
[INFO] sha for GitHub repo bionikspoon/rust_guessing_game: 9c00aec06d22142343b75d37a496d54ea94ad3ff
[INFO] validating manifest of bionikspoon/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 bionikspoon/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 bionikspoon/rust_guessing_game
[INFO] finished frobbing bionikspoon/rust_guessing_game
[INFO] frobbed toml for bionikspoon/rust_guessing_game written to work/ex/beta-1.37-6/sources/1.36.0/gh/bionikspoon/rust_guessing_game/Cargo.toml
[INFO] started frobbing bionikspoon/rust_guessing_game
[INFO] finished frobbing bionikspoon/rust_guessing_game
[INFO] frobbed toml for bionikspoon/rust_guessing_game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bionikspoon/rust_guessing_game/Cargo.toml
[INFO] crate bionikspoon/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 bionikspoon/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-3/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/bionikspoon/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] d140b8cf399abaa9a4a6e486df5190259e535b44523482c612e03d3a7dcbadd3
[INFO] running `"docker" "start" "-a" "d140b8cf399abaa9a4a6e486df5190259e535b44523482c612e03d3a7dcbadd3"`
[INFO] [stderr]    Compiling rust_guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "d140b8cf399abaa9a4a6e486df5190259e535b44523482c612e03d3a7dcbadd3"`
[INFO] running `"docker" "rm" "-f" "d140b8cf399abaa9a4a6e486df5190259e535b44523482c612e03d3a7dcbadd3"`
[INFO] [stdout] d140b8cf399abaa9a4a6e486df5190259e535b44523482c612e03d3a7dcbadd3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/bionikspoon/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] 71cc4560930e098683bdf6ce184a84d0ea6962050bd6de78036a5307040ab536
[INFO] running `"docker" "start" "-a" "71cc4560930e098683bdf6ce184a84d0ea6962050bd6de78036a5307040ab536"`
[INFO] [stderr]    Compiling rust_guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "71cc4560930e098683bdf6ce184a84d0ea6962050bd6de78036a5307040ab536"`
[INFO] running `"docker" "rm" "-f" "71cc4560930e098683bdf6ce184a84d0ea6962050bd6de78036a5307040ab536"`
[INFO] [stdout] 71cc4560930e098683bdf6ce184a84d0ea6962050bd6de78036a5307040ab536
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/bionikspoon/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] 408c49469e1746d55714ea7a3fb88ebea76f890e1dbf205186864b9755db946e
[INFO] running `"docker" "start" "-a" "408c49469e1746d55714ea7a3fb88ebea76f890e1dbf205186864b9755db946e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_guessing_game-ab88fcf5bfbb5507
[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" "408c49469e1746d55714ea7a3fb88ebea76f890e1dbf205186864b9755db946e"`
[INFO] running `"docker" "rm" "-f" "408c49469e1746d55714ea7a3fb88ebea76f890e1dbf205186864b9755db946e"`
[INFO] [stdout] 408c49469e1746d55714ea7a3fb88ebea76f890e1dbf205186864b9755db946e