[INFO] updating cached repository sideways9/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sideways9/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sideways9/guessing_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/sideways9/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/sideways9/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sideways9/guessing_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sideways9/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sideways9/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 82f4a323e4721b5cc0f736caca9224a8786237ea
[INFO] sha for GitHub repo sideways9/guessing_game: 82f4a323e4721b5cc0f736caca9224a8786237ea
[INFO] validating manifest of sideways9/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 sideways9/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 sideways9/guessing_game
[INFO] finished frobbing sideways9/guessing_game
[INFO] frobbed toml for sideways9/guessing_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/sideways9/guessing_game/Cargo.toml
[INFO] started frobbing sideways9/guessing_game
[INFO] finished frobbing sideways9/guessing_game
[INFO] frobbed toml for sideways9/guessing_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sideways9/guessing_game/Cargo.toml
[INFO] crate sideways9/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 sideways9/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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sideways9/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] 10e2522cdba6bd7c42b057496416a838a69d163338c345f0c4df128466d27f7f
[INFO] running `"docker" "start" "-a" "10e2522cdba6bd7c42b057496416a838a69d163338c345f0c4df128466d27f7f"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand v0.4.5
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.53s
[INFO] running `"docker" "inspect" "10e2522cdba6bd7c42b057496416a838a69d163338c345f0c4df128466d27f7f"`
[INFO] running `"docker" "rm" "-f" "10e2522cdba6bd7c42b057496416a838a69d163338c345f0c4df128466d27f7f"`
[INFO] [stdout] 10e2522cdba6bd7c42b057496416a838a69d163338c345f0c4df128466d27f7f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sideways9/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] 60de8afda6e575b066fdc7d740d2a875a3c67b61f6cd6e8ff8f05877c7f2b92c
[INFO] running `"docker" "start" "-a" "60de8afda6e575b066fdc7d740d2a875a3c67b61f6cd6e8ff8f05877c7f2b92c"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "60de8afda6e575b066fdc7d740d2a875a3c67b61f6cd6e8ff8f05877c7f2b92c"`
[INFO] running `"docker" "rm" "-f" "60de8afda6e575b066fdc7d740d2a875a3c67b61f6cd6e8ff8f05877c7f2b92c"`
[INFO] [stdout] 60de8afda6e575b066fdc7d740d2a875a3c67b61f6cd6e8ff8f05877c7f2b92c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sideways9/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] 26b31eb93fdaa85592003003c2a8acdbe0bce5b46940a9774feef1856b106128
[INFO] running `"docker" "start" "-a" "26b31eb93fdaa85592003003c2a8acdbe0bce5b46940a9774feef1856b106128"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-f8a866e589993f1c
[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" "26b31eb93fdaa85592003003c2a8acdbe0bce5b46940a9774feef1856b106128"`
[INFO] running `"docker" "rm" "-f" "26b31eb93fdaa85592003003c2a8acdbe0bce5b46940a9774feef1856b106128"`
[INFO] [stdout] 26b31eb93fdaa85592003003c2a8acdbe0bce5b46940a9774feef1856b106128