[INFO] updating cached repository k0k-1/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/k0k-1/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/k0k-1/guessing_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/k0k-1/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/k0k-1/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/k0k-1/guessing_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/k0k-1/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/k0k-1/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e9c882208105295da3d88c453fab308e181936f8
[INFO] sha for GitHub repo k0k-1/guessing_game: e9c882208105295da3d88c453fab308e181936f8
[INFO] validating manifest of k0k-1/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 k0k-1/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 k0k-1/guessing_game
[INFO] finished frobbing k0k-1/guessing_game
[INFO] frobbed toml for k0k-1/guessing_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/k0k-1/guessing_game/Cargo.toml
[INFO] started frobbing k0k-1/guessing_game
[INFO] finished frobbing k0k-1/guessing_game
[INFO] frobbed toml for k0k-1/guessing_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/k0k-1/guessing_game/Cargo.toml
[INFO] crate k0k-1/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 k0k-1/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-3/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/k0k-1/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] 9e56de1ae3a9310d651006b69809dbb77540d8c8ac680c4a75a899ad249b7a6b
[INFO] running `"docker" "start" "-a" "9e56de1ae3a9310d651006b69809dbb77540d8c8ac680c4a75a899ad249b7a6b"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "9e56de1ae3a9310d651006b69809dbb77540d8c8ac680c4a75a899ad249b7a6b"`
[INFO] running `"docker" "rm" "-f" "9e56de1ae3a9310d651006b69809dbb77540d8c8ac680c4a75a899ad249b7a6b"`
[INFO] [stdout] 9e56de1ae3a9310d651006b69809dbb77540d8c8ac680c4a75a899ad249b7a6b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/k0k-1/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] ef69cc9578e1e8b509f950f64a5628a6fce67da59857b5a658772045afb7a529
[INFO] running `"docker" "start" "-a" "ef69cc9578e1e8b509f950f64a5628a6fce67da59857b5a658772045afb7a529"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `"docker" "inspect" "ef69cc9578e1e8b509f950f64a5628a6fce67da59857b5a658772045afb7a529"`
[INFO] running `"docker" "rm" "-f" "ef69cc9578e1e8b509f950f64a5628a6fce67da59857b5a658772045afb7a529"`
[INFO] [stdout] ef69cc9578e1e8b509f950f64a5628a6fce67da59857b5a658772045afb7a529
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/k0k-1/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] a3e571da68b43d69e0d8cab220f92ef0ec4ba7fc0f006c6e07f150c3ab8039a2
[INFO] running `"docker" "start" "-a" "a3e571da68b43d69e0d8cab220f92ef0ec4ba7fc0f006c6e07f150c3ab8039a2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-50a09b47821b66bf
[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" "a3e571da68b43d69e0d8cab220f92ef0ec4ba7fc0f006c6e07f150c3ab8039a2"`
[INFO] running `"docker" "rm" "-f" "a3e571da68b43d69e0d8cab220f92ef0ec4ba7fc0f006c6e07f150c3ab8039a2"`
[INFO] [stdout] a3e571da68b43d69e0d8cab220f92ef0ec4ba7fc0f006c6e07f150c3ab8039a2