[INFO] updating cached repository ahu2012/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ahu2012/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ahu2012/guessing_game" "work/ex/beta-1.37-6/sources/1.36.0/gh/ahu2012/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ahu2012/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ahu2012/guessing_game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ahu2012/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ahu2012/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] caa5a1f77147569b40ceabf791807c92004b3282
[INFO] sha for GitHub repo ahu2012/guessing_game: caa5a1f77147569b40ceabf791807c92004b3282
[INFO] validating manifest of ahu2012/guessing_game on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ahu2012/guessing_game on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ahu2012/guessing_game
[INFO] finished frobbing ahu2012/guessing_game
[INFO] frobbed toml for ahu2012/guessing_game written to work/ex/beta-1.37-6/sources/1.36.0/gh/ahu2012/guessing_game/Cargo.toml
[INFO] started frobbing ahu2012/guessing_game
[INFO] finished frobbing ahu2012/guessing_game
[INFO] frobbed toml for ahu2012/guessing_game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ahu2012/guessing_game/Cargo.toml
[INFO] crate ahu2012/guessing_game already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ahu2012/guessing_game against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/ahu2012/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] dabbacdc594c3e45fc07d70115fefd3ab99f24fd51998a1e74e9c223456651c1
[INFO] running `"docker" "start" "-a" "dabbacdc594c3e45fc07d70115fefd3ab99f24fd51998a1e74e9c223456651c1"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "dabbacdc594c3e45fc07d70115fefd3ab99f24fd51998a1e74e9c223456651c1"`
[INFO] running `"docker" "rm" "-f" "dabbacdc594c3e45fc07d70115fefd3ab99f24fd51998a1e74e9c223456651c1"`
[INFO] [stdout] dabbacdc594c3e45fc07d70115fefd3ab99f24fd51998a1e74e9c223456651c1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/ahu2012/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] dfbb386d8211fd19fb3fda82b72dc17f3c45acc9e2d7d4a3def9122a609be877
[INFO] running `"docker" "start" "-a" "dfbb386d8211fd19fb3fda82b72dc17f3c45acc9e2d7d4a3def9122a609be877"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "dfbb386d8211fd19fb3fda82b72dc17f3c45acc9e2d7d4a3def9122a609be877"`
[INFO] running `"docker" "rm" "-f" "dfbb386d8211fd19fb3fda82b72dc17f3c45acc9e2d7d4a3def9122a609be877"`
[INFO] [stdout] dfbb386d8211fd19fb3fda82b72dc17f3c45acc9e2d7d4a3def9122a609be877
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/ahu2012/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 603b98a27e9595bd9b2636671031a14ff7ac35790bd03964e45d11894873d2b4
[INFO] running `"docker" "start" "-a" "603b98a27e9595bd9b2636671031a14ff7ac35790bd03964e45d11894873d2b4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-b2ea4cec7276dc21
[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" "603b98a27e9595bd9b2636671031a14ff7ac35790bd03964e45d11894873d2b4"`
[INFO] running `"docker" "rm" "-f" "603b98a27e9595bd9b2636671031a14ff7ac35790bd03964e45d11894873d2b4"`
[INFO] [stdout] 603b98a27e9595bd9b2636671031a14ff7ac35790bd03964e45d11894873d2b4