[INFO] updating cached repository kenessajr/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kenessajr/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kenessajr/guessing_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/kenessajr/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kenessajr/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kenessajr/guessing_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kenessajr/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kenessajr/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 07657172cff0d679d59a9ee5145544a4e249379a
[INFO] sha for GitHub repo kenessajr/guessing_game: 07657172cff0d679d59a9ee5145544a4e249379a
[INFO] validating manifest of kenessajr/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 kenessajr/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 kenessajr/guessing_game
[INFO] finished frobbing kenessajr/guessing_game
[INFO] frobbed toml for kenessajr/guessing_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/kenessajr/guessing_game/Cargo.toml
[INFO] started frobbing kenessajr/guessing_game
[INFO] finished frobbing kenessajr/guessing_game
[INFO] frobbed toml for kenessajr/guessing_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kenessajr/guessing_game/Cargo.toml
[INFO] crate kenessajr/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 kenessajr/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-6/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/kenessajr/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] 00bfaa85b8364f65ed5b65a273070fc514311bf8a17754f2460771ff7179f2a9
[INFO] running `"docker" "start" "-a" "00bfaa85b8364f65ed5b65a273070fc514311bf8a17754f2460771ff7179f2a9"`
[INFO] [stderr]    Compiling libc v0.2.41
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.58s
[INFO] running `"docker" "inspect" "00bfaa85b8364f65ed5b65a273070fc514311bf8a17754f2460771ff7179f2a9"`
[INFO] running `"docker" "rm" "-f" "00bfaa85b8364f65ed5b65a273070fc514311bf8a17754f2460771ff7179f2a9"`
[INFO] [stdout] 00bfaa85b8364f65ed5b65a273070fc514311bf8a17754f2460771ff7179f2a9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/kenessajr/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] 7007690c9e9f0d54e3e38783436385ccf65ea9675814a7f20de58cb152063b52
[INFO] running `"docker" "start" "-a" "7007690c9e9f0d54e3e38783436385ccf65ea9675814a7f20de58cb152063b52"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "7007690c9e9f0d54e3e38783436385ccf65ea9675814a7f20de58cb152063b52"`
[INFO] running `"docker" "rm" "-f" "7007690c9e9f0d54e3e38783436385ccf65ea9675814a7f20de58cb152063b52"`
[INFO] [stdout] 7007690c9e9f0d54e3e38783436385ccf65ea9675814a7f20de58cb152063b52
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/kenessajr/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] 5d1355f4b2ec322ea2fea46beff5ff8482b3130f66826917962d94696fd36343
[INFO] running `"docker" "start" "-a" "5d1355f4b2ec322ea2fea46beff5ff8482b3130f66826917962d94696fd36343"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-97f86f4bde9c7f34
[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" "5d1355f4b2ec322ea2fea46beff5ff8482b3130f66826917962d94696fd36343"`
[INFO] running `"docker" "rm" "-f" "5d1355f4b2ec322ea2fea46beff5ff8482b3130f66826917962d94696fd36343"`
[INFO] [stdout] 5d1355f4b2ec322ea2fea46beff5ff8482b3130f66826917962d94696fd36343