[INFO] updating cached repository simonewebdesign/rust_guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/simonewebdesign/rust_guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/simonewebdesign/rust_guessing_game" "work/ex/beta-1.37-6/sources/1.36.0/gh/simonewebdesign/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/simonewebdesign/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/simonewebdesign/rust_guessing_game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/simonewebdesign/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/simonewebdesign/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8867f3d033d38698a3f8d6b86a5711cab773428d
[INFO] sha for GitHub repo simonewebdesign/rust_guessing_game: 8867f3d033d38698a3f8d6b86a5711cab773428d
[INFO] validating manifest of simonewebdesign/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 simonewebdesign/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 simonewebdesign/rust_guessing_game
[INFO] finished frobbing simonewebdesign/rust_guessing_game
[INFO] frobbed toml for simonewebdesign/rust_guessing_game written to work/ex/beta-1.37-6/sources/1.36.0/gh/simonewebdesign/rust_guessing_game/Cargo.toml
[INFO] started frobbing simonewebdesign/rust_guessing_game
[INFO] finished frobbing simonewebdesign/rust_guessing_game
[INFO] frobbed toml for simonewebdesign/rust_guessing_game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/simonewebdesign/rust_guessing_game/Cargo.toml
[INFO] crate simonewebdesign/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 simonewebdesign/rust_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-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/simonewebdesign/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 4a4ca697310c269c9c3950efb2a08cd659f9db2bdd72e31fa3491d89b9cd4c73
[INFO] running `"docker" "start" "-a" "4a4ca697310c269c9c3950efb2a08cd659f9db2bdd72e31fa3491d89b9cd4c73"`
[INFO] [stderr]    Compiling libc v0.2.15
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.22s
[INFO] running `"docker" "inspect" "4a4ca697310c269c9c3950efb2a08cd659f9db2bdd72e31fa3491d89b9cd4c73"`
[INFO] running `"docker" "rm" "-f" "4a4ca697310c269c9c3950efb2a08cd659f9db2bdd72e31fa3491d89b9cd4c73"`
[INFO] [stdout] 4a4ca697310c269c9c3950efb2a08cd659f9db2bdd72e31fa3491d89b9cd4c73
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/simonewebdesign/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 64deee75e24a6e9983a54724a6f88f2dd9787847fdab0295bab83ac938c094ef
[INFO] running `"docker" "start" "-a" "64deee75e24a6e9983a54724a6f88f2dd9787847fdab0295bab83ac938c094ef"`
[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" "64deee75e24a6e9983a54724a6f88f2dd9787847fdab0295bab83ac938c094ef"`
[INFO] running `"docker" "rm" "-f" "64deee75e24a6e9983a54724a6f88f2dd9787847fdab0295bab83ac938c094ef"`
[INFO] [stdout] 64deee75e24a6e9983a54724a6f88f2dd9787847fdab0295bab83ac938c094ef
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/simonewebdesign/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] c8ae843194996a397a31dbc7221ff0b71e8add407ff2b31bc851ef2356db51bc
[INFO] running `"docker" "start" "-a" "c8ae843194996a397a31dbc7221ff0b71e8add407ff2b31bc851ef2356db51bc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-c85e96b40c69273d
[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" "c8ae843194996a397a31dbc7221ff0b71e8add407ff2b31bc851ef2356db51bc"`
[INFO] running `"docker" "rm" "-f" "c8ae843194996a397a31dbc7221ff0b71e8add407ff2b31bc851ef2356db51bc"`
[INFO] [stdout] c8ae843194996a397a31dbc7221ff0b71e8add407ff2b31bc851ef2356db51bc