[INFO] updating cached repository joeyjira/rust_guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/joeyjira/rust_guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/joeyjira/rust_guessing_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/joeyjira/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/joeyjira/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/joeyjira/rust_guessing_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/joeyjira/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/joeyjira/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ad858a3ec2a6895e16094b9a51cdb6c06003b752
[INFO] sha for GitHub repo joeyjira/rust_guessing_game: ad858a3ec2a6895e16094b9a51cdb6c06003b752
[INFO] validating manifest of joeyjira/rust_guessing_game on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of joeyjira/rust_guessing_game on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing joeyjira/rust_guessing_game
[INFO] finished frobbing joeyjira/rust_guessing_game
[INFO] frobbed toml for joeyjira/rust_guessing_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/joeyjira/rust_guessing_game/Cargo.toml
[INFO] started frobbing joeyjira/rust_guessing_game
[INFO] finished frobbing joeyjira/rust_guessing_game
[INFO] frobbed toml for joeyjira/rust_guessing_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/joeyjira/rust_guessing_game/Cargo.toml
[INFO] crate joeyjira/rust_guessing_game already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing joeyjira/rust_guessing_game against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/joeyjira/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] acb7705854e74c125dc15d95efb06f05bb9efa45c0d4866501f7ae85722689cf
[INFO] running `"docker" "start" "-a" "acb7705854e74c125dc15d95efb06f05bb9efa45c0d4866501f7ae85722689cf"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "acb7705854e74c125dc15d95efb06f05bb9efa45c0d4866501f7ae85722689cf"`
[INFO] running `"docker" "rm" "-f" "acb7705854e74c125dc15d95efb06f05bb9efa45c0d4866501f7ae85722689cf"`
[INFO] [stdout] acb7705854e74c125dc15d95efb06f05bb9efa45c0d4866501f7ae85722689cf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/joeyjira/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] d2c532e1816c4e7cbfc6e3ba135d04783d1343240c0a7b654875ff93f4e2a84d
[INFO] running `"docker" "start" "-a" "d2c532e1816c4e7cbfc6e3ba135d04783d1343240c0a7b654875ff93f4e2a84d"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "d2c532e1816c4e7cbfc6e3ba135d04783d1343240c0a7b654875ff93f4e2a84d"`
[INFO] running `"docker" "rm" "-f" "d2c532e1816c4e7cbfc6e3ba135d04783d1343240c0a7b654875ff93f4e2a84d"`
[INFO] [stdout] d2c532e1816c4e7cbfc6e3ba135d04783d1343240c0a7b654875ff93f4e2a84d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/joeyjira/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] f7c6e3dfb273eefc958732f2a94dfc464e7edc7bfc7ab0d2950a55aa84871be8
[INFO] running `"docker" "start" "-a" "f7c6e3dfb273eefc958732f2a94dfc464e7edc7bfc7ab0d2950a55aa84871be8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[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] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-87d23b5a9a6c6293
[INFO] running `"docker" "inspect" "f7c6e3dfb273eefc958732f2a94dfc464e7edc7bfc7ab0d2950a55aa84871be8"`
[INFO] running `"docker" "rm" "-f" "f7c6e3dfb273eefc958732f2a94dfc464e7edc7bfc7ab0d2950a55aa84871be8"`
[INFO] [stdout] f7c6e3dfb273eefc958732f2a94dfc464e7edc7bfc7ab0d2950a55aa84871be8