[INFO] updating cached repository rjmohammad/rust_guess_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rjmohammad/rust_guess_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rjmohammad/rust_guess_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/rjmohammad/rust_guess_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rjmohammad/rust_guess_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rjmohammad/rust_guess_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rjmohammad/rust_guess_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rjmohammad/rust_guess_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6c358cd15404f3eed7645ffe03cb2c58c6d3447c
[INFO] sha for GitHub repo rjmohammad/rust_guess_game: 6c358cd15404f3eed7645ffe03cb2c58c6d3447c
[INFO] validating manifest of rjmohammad/rust_guess_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 rjmohammad/rust_guess_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 rjmohammad/rust_guess_game
[INFO] finished frobbing rjmohammad/rust_guess_game
[INFO] frobbed toml for rjmohammad/rust_guess_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/rjmohammad/rust_guess_game/Cargo.toml
[INFO] started frobbing rjmohammad/rust_guess_game
[INFO] finished frobbing rjmohammad/rust_guess_game
[INFO] frobbed toml for rjmohammad/rust_guess_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rjmohammad/rust_guess_game/Cargo.toml
[INFO] crate rjmohammad/rust_guess_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 rjmohammad/rust_guess_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/rjmohammad/rust_guess_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] 2da48f33dc1fd86c3dd9a82f6f04cd34f3562a355c74f01cc99e1816b53fd203
[INFO] running `"docker" "start" "-a" "2da48f33dc1fd86c3dd9a82f6f04cd34f3562a355c74f01cc99e1816b53fd203"`
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling guess_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "2da48f33dc1fd86c3dd9a82f6f04cd34f3562a355c74f01cc99e1816b53fd203"`
[INFO] running `"docker" "rm" "-f" "2da48f33dc1fd86c3dd9a82f6f04cd34f3562a355c74f01cc99e1816b53fd203"`
[INFO] [stdout] 2da48f33dc1fd86c3dd9a82f6f04cd34f3562a355c74f01cc99e1816b53fd203
[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/rjmohammad/rust_guess_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] e7cbc9c2eba523b82d00d913c684ee243dad6d245792e0de6e538bdcd8e65abc
[INFO] running `"docker" "start" "-a" "e7cbc9c2eba523b82d00d913c684ee243dad6d245792e0de6e538bdcd8e65abc"`
[INFO] [stderr]    Compiling guess_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `"docker" "inspect" "e7cbc9c2eba523b82d00d913c684ee243dad6d245792e0de6e538bdcd8e65abc"`
[INFO] running `"docker" "rm" "-f" "e7cbc9c2eba523b82d00d913c684ee243dad6d245792e0de6e538bdcd8e65abc"`
[INFO] [stdout] e7cbc9c2eba523b82d00d913c684ee243dad6d245792e0de6e538bdcd8e65abc
[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/rjmohammad/rust_guess_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] 6bc0e7a879ef17d220b233c120ca7b0ec8883c7a4805599c01905affdb941696
[INFO] running `"docker" "start" "-a" "6bc0e7a879ef17d220b233c120ca7b0ec8883c7a4805599c01905affdb941696"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guess_game-afd8d7e48f817cbd
[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" "6bc0e7a879ef17d220b233c120ca7b0ec8883c7a4805599c01905affdb941696"`
[INFO] running `"docker" "rm" "-f" "6bc0e7a879ef17d220b233c120ca7b0ec8883c7a4805599c01905affdb941696"`
[INFO] [stdout] 6bc0e7a879ef17d220b233c120ca7b0ec8883c7a4805599c01905affdb941696