[INFO] updating cached repository danbruder/guessing-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/danbruder/guessing-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/danbruder/guessing-game" "work/ex/beta-1.38-1/sources/1.37.0/gh/danbruder/guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/danbruder/guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/danbruder/guessing-game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/danbruder/guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/danbruder/guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5354760d30784b5b6ae5b77cf4df73c25a28b9f2
[INFO] sha for GitHub repo danbruder/guessing-game: 5354760d30784b5b6ae5b77cf4df73c25a28b9f2
[INFO] validating manifest of danbruder/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 danbruder/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 danbruder/guessing-game
[INFO] finished frobbing danbruder/guessing-game
[INFO] frobbed toml for danbruder/guessing-game written to work/ex/beta-1.38-1/sources/1.37.0/gh/danbruder/guessing-game/Cargo.toml
[INFO] started frobbing danbruder/guessing-game
[INFO] finished frobbing danbruder/guessing-game
[INFO] frobbed toml for danbruder/guessing-game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/danbruder/guessing-game/Cargo.toml
[INFO] crate danbruder/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 danbruder/guessing-game against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/danbruder/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] a243d6f438ab3081f814c47d4a88a3a67f7ffd6468e80f395770186bb0ef60b2
[INFO] running `"docker" "start" "-a" "a243d6f438ab3081f814c47d4a88a3a67f7ffd6468e80f395770186bb0ef60b2"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "a243d6f438ab3081f814c47d4a88a3a67f7ffd6468e80f395770186bb0ef60b2"`
[INFO] running `"docker" "rm" "-f" "a243d6f438ab3081f814c47d4a88a3a67f7ffd6468e80f395770186bb0ef60b2"`
[INFO] [stdout] a243d6f438ab3081f814c47d4a88a3a67f7ffd6468e80f395770186bb0ef60b2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/danbruder/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5eeaaf7a986fbe1b6fb0a39bac0a2e8a1ce894ae096b15e2eb5a81549fad0cdf
[INFO] running `"docker" "start" "-a" "5eeaaf7a986fbe1b6fb0a39bac0a2e8a1ce894ae096b15e2eb5a81549fad0cdf"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "5eeaaf7a986fbe1b6fb0a39bac0a2e8a1ce894ae096b15e2eb5a81549fad0cdf"`
[INFO] running `"docker" "rm" "-f" "5eeaaf7a986fbe1b6fb0a39bac0a2e8a1ce894ae096b15e2eb5a81549fad0cdf"`
[INFO] [stdout] 5eeaaf7a986fbe1b6fb0a39bac0a2e8a1ce894ae096b15e2eb5a81549fad0cdf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/danbruder/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 80c9c7351de01d2f9e709f871f0f6fc902a53e210b8d78721bd44814091d05d4
[INFO] running `"docker" "start" "-a" "80c9c7351de01d2f9e709f871f0f6fc902a53e210b8d78721bd44814091d05d4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-ea93eab175325b06
[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" "80c9c7351de01d2f9e709f871f0f6fc902a53e210b8d78721bd44814091d05d4"`
[INFO] running `"docker" "rm" "-f" "80c9c7351de01d2f9e709f871f0f6fc902a53e210b8d78721bd44814091d05d4"`
[INFO] [stdout] 80c9c7351de01d2f9e709f871f0f6fc902a53e210b8d78721bd44814091d05d4