[INFO] updating cached repository LukeEuler/ab-guess-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/LukeEuler/ab-guess-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/LukeEuler/ab-guess-game" "work/ex/beta-1.38-1/sources/1.37.0/gh/LukeEuler/ab-guess-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/LukeEuler/ab-guess-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/LukeEuler/ab-guess-game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LukeEuler/ab-guess-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LukeEuler/ab-guess-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6eedad7463d5cea1e374624e22df6537ca249968
[INFO] sha for GitHub repo LukeEuler/ab-guess-game: 6eedad7463d5cea1e374624e22df6537ca249968
[INFO] validating manifest of LukeEuler/ab-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 LukeEuler/ab-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 LukeEuler/ab-guess-game
[INFO] finished frobbing LukeEuler/ab-guess-game
[INFO] frobbed toml for LukeEuler/ab-guess-game written to work/ex/beta-1.38-1/sources/1.37.0/gh/LukeEuler/ab-guess-game/Cargo.toml
[INFO] started frobbing LukeEuler/ab-guess-game
[INFO] finished frobbing LukeEuler/ab-guess-game
[INFO] frobbed toml for LukeEuler/ab-guess-game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LukeEuler/ab-guess-game/Cargo.toml
[INFO] crate LukeEuler/ab-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 LukeEuler/ab-guess-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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/LukeEuler/ab-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 80f612e1f057f9c40325bc0c1d286871959a4b9cf282621fb93274e5f0b3e5dc
[INFO] running `"docker" "start" "-a" "80f612e1f057f9c40325bc0c1d286871959a4b9cf282621fb93274e5f0b3e5dc"`
[INFO] [stderr]    Compiling ab-guess-game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "80f612e1f057f9c40325bc0c1d286871959a4b9cf282621fb93274e5f0b3e5dc"`
[INFO] running `"docker" "rm" "-f" "80f612e1f057f9c40325bc0c1d286871959a4b9cf282621fb93274e5f0b3e5dc"`
[INFO] [stdout] 80f612e1f057f9c40325bc0c1d286871959a4b9cf282621fb93274e5f0b3e5dc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/LukeEuler/ab-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0b3f955b680b9be170c2b53c488b3622be94f36c2d0b1ad748fdaf73fc0d8187
[INFO] running `"docker" "start" "-a" "0b3f955b680b9be170c2b53c488b3622be94f36c2d0b1ad748fdaf73fc0d8187"`
[INFO] [stderr]    Compiling ab-guess-game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "0b3f955b680b9be170c2b53c488b3622be94f36c2d0b1ad748fdaf73fc0d8187"`
[INFO] running `"docker" "rm" "-f" "0b3f955b680b9be170c2b53c488b3622be94f36c2d0b1ad748fdaf73fc0d8187"`
[INFO] [stdout] 0b3f955b680b9be170c2b53c488b3622be94f36c2d0b1ad748fdaf73fc0d8187
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/LukeEuler/ab-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] df44b17c6b211494917573bd1fc9b0e51dc8b40e8b0eccfac5be63e83694955b
[INFO] running `"docker" "start" "-a" "df44b17c6b211494917573bd1fc9b0e51dc8b40e8b0eccfac5be63e83694955b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ab_guess_game-b8822b7cf8223236
[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" "df44b17c6b211494917573bd1fc9b0e51dc8b40e8b0eccfac5be63e83694955b"`
[INFO] running `"docker" "rm" "-f" "df44b17c6b211494917573bd1fc9b0e51dc8b40e8b0eccfac5be63e83694955b"`
[INFO] [stdout] df44b17c6b211494917573bd1fc9b0e51dc8b40e8b0eccfac5be63e83694955b