[INFO] updating cached repository timm1k/rust_guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/timm1k/rust_guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/timm1k/rust_guessing_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/timm1k/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/timm1k/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/timm1k/rust_guessing_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/timm1k/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/timm1k/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1ac79872d02f52e597ed95678022879903aa027e
[INFO] sha for GitHub repo timm1k/rust_guessing_game: 1ac79872d02f52e597ed95678022879903aa027e
[INFO] validating manifest of timm1k/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 timm1k/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 timm1k/rust_guessing_game
[INFO] finished frobbing timm1k/rust_guessing_game
[INFO] frobbed toml for timm1k/rust_guessing_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/timm1k/rust_guessing_game/Cargo.toml
[INFO] started frobbing timm1k/rust_guessing_game
[INFO] finished frobbing timm1k/rust_guessing_game
[INFO] frobbed toml for timm1k/rust_guessing_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/timm1k/rust_guessing_game/Cargo.toml
[INFO] crate timm1k/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 timm1k/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-5/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/timm1k/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] c2f79bfc16545c6ab30e3d0628f77fc18b4da578682e86a5629c6f3c60b98e50
[INFO] running `"docker" "start" "-a" "c2f79bfc16545c6ab30e3d0628f77fc18b4da578682e86a5629c6f3c60b98e50"`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `"docker" "inspect" "c2f79bfc16545c6ab30e3d0628f77fc18b4da578682e86a5629c6f3c60b98e50"`
[INFO] running `"docker" "rm" "-f" "c2f79bfc16545c6ab30e3d0628f77fc18b4da578682e86a5629c6f3c60b98e50"`
[INFO] [stdout] c2f79bfc16545c6ab30e3d0628f77fc18b4da578682e86a5629c6f3c60b98e50
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/timm1k/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] 6b4ffdeafc9eca7786e895598e12d76dcd4574382a61bd187dc5d28dba070785
[INFO] running `"docker" "start" "-a" "6b4ffdeafc9eca7786e895598e12d76dcd4574382a61bd187dc5d28dba070785"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "6b4ffdeafc9eca7786e895598e12d76dcd4574382a61bd187dc5d28dba070785"`
[INFO] running `"docker" "rm" "-f" "6b4ffdeafc9eca7786e895598e12d76dcd4574382a61bd187dc5d28dba070785"`
[INFO] [stdout] 6b4ffdeafc9eca7786e895598e12d76dcd4574382a61bd187dc5d28dba070785
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/timm1k/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] 72530b8628f666d88560e5060da53bfc279a7877af2c73762697fcd00890c80c
[INFO] running `"docker" "start" "-a" "72530b8628f666d88560e5060da53bfc279a7877af2c73762697fcd00890c80c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-a61989a942f4b9db
[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" "72530b8628f666d88560e5060da53bfc279a7877af2c73762697fcd00890c80c"`
[INFO] running `"docker" "rm" "-f" "72530b8628f666d88560e5060da53bfc279a7877af2c73762697fcd00890c80c"`
[INFO] [stdout] 72530b8628f666d88560e5060da53bfc279a7877af2c73762697fcd00890c80c