[INFO] updating cached repository DeltaCoding/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DeltaCoding/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DeltaCoding/guessing_game" "work/ex/beta-1.37-6/sources/1.36.0/gh/DeltaCoding/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/DeltaCoding/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DeltaCoding/guessing_game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DeltaCoding/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DeltaCoding/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 743d9df6a00ea649b7f2decd898cbe2512277cc8
[INFO] sha for GitHub repo DeltaCoding/guessing_game: 743d9df6a00ea649b7f2decd898cbe2512277cc8
[INFO] validating manifest of DeltaCoding/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 DeltaCoding/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 DeltaCoding/guessing_game
[INFO] finished frobbing DeltaCoding/guessing_game
[INFO] frobbed toml for DeltaCoding/guessing_game written to work/ex/beta-1.37-6/sources/1.36.0/gh/DeltaCoding/guessing_game/Cargo.toml
[INFO] started frobbing DeltaCoding/guessing_game
[INFO] finished frobbing DeltaCoding/guessing_game
[INFO] frobbed toml for DeltaCoding/guessing_game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DeltaCoding/guessing_game/Cargo.toml
[INFO] crate DeltaCoding/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 DeltaCoding/guessing_game against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DeltaCoding/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] c7f4d560f3f89202d4449788d53cb798fdf2ba6838d499222cc1998b0467c422
[INFO] running `"docker" "start" "-a" "c7f4d560f3f89202d4449788d53cb798fdf2ba6838d499222cc1998b0467c422"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "c7f4d560f3f89202d4449788d53cb798fdf2ba6838d499222cc1998b0467c422"`
[INFO] running `"docker" "rm" "-f" "c7f4d560f3f89202d4449788d53cb798fdf2ba6838d499222cc1998b0467c422"`
[INFO] [stdout] c7f4d560f3f89202d4449788d53cb798fdf2ba6838d499222cc1998b0467c422
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DeltaCoding/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] af1871a8ab875c12a5edc935480a423297607bef0ed2e3088a7b4d8e46936341
[INFO] running `"docker" "start" "-a" "af1871a8ab875c12a5edc935480a423297607bef0ed2e3088a7b4d8e46936341"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "af1871a8ab875c12a5edc935480a423297607bef0ed2e3088a7b4d8e46936341"`
[INFO] running `"docker" "rm" "-f" "af1871a8ab875c12a5edc935480a423297607bef0ed2e3088a7b4d8e46936341"`
[INFO] [stdout] af1871a8ab875c12a5edc935480a423297607bef0ed2e3088a7b4d8e46936341
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DeltaCoding/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] dd00f0b3bfbe5dab6b12a7d2e9b1b1b0b0b6102bf3448d74285dd16c85f68668
[INFO] running `"docker" "start" "-a" "dd00f0b3bfbe5dab6b12a7d2e9b1b1b0b0b6102bf3448d74285dd16c85f68668"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-59d682bc5cfbf948
[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" "dd00f0b3bfbe5dab6b12a7d2e9b1b1b0b0b6102bf3448d74285dd16c85f68668"`
[INFO] running `"docker" "rm" "-f" "dd00f0b3bfbe5dab6b12a7d2e9b1b1b0b0b6102bf3448d74285dd16c85f68668"`
[INFO] [stdout] dd00f0b3bfbe5dab6b12a7d2e9b1b1b0b0b6102bf3448d74285dd16c85f68668