[INFO] updating cached repository t0yohei/rust_guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/t0yohei/rust_guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/t0yohei/rust_guessing_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/t0yohei/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/t0yohei/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/t0yohei/rust_guessing_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/t0yohei/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/t0yohei/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f9edd58bf1dd2b93b0771f0a2c7cafd6aa9a2bd5
[INFO] sha for GitHub repo t0yohei/rust_guessing_game: f9edd58bf1dd2b93b0771f0a2c7cafd6aa9a2bd5
[INFO] validating manifest of t0yohei/rust_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 t0yohei/rust_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 t0yohei/rust_guessing_game
[INFO] finished frobbing t0yohei/rust_guessing_game
[INFO] frobbed toml for t0yohei/rust_guessing_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/t0yohei/rust_guessing_game/Cargo.toml
[INFO] started frobbing t0yohei/rust_guessing_game
[INFO] finished frobbing t0yohei/rust_guessing_game
[INFO] frobbed toml for t0yohei/rust_guessing_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/t0yohei/rust_guessing_game/Cargo.toml
[INFO] crate t0yohei/rust_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 t0yohei/rust_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/t0yohei/rust_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] 3d4dd3f53c5337026b8120730d108decb7e44f02bf1fbacaf6a57bcba7042d98
[INFO] running `"docker" "start" "-a" "3d4dd3f53c5337026b8120730d108decb7e44f02bf1fbacaf6a57bcba7042d98"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "3d4dd3f53c5337026b8120730d108decb7e44f02bf1fbacaf6a57bcba7042d98"`
[INFO] running `"docker" "rm" "-f" "3d4dd3f53c5337026b8120730d108decb7e44f02bf1fbacaf6a57bcba7042d98"`
[INFO] [stdout] 3d4dd3f53c5337026b8120730d108decb7e44f02bf1fbacaf6a57bcba7042d98
[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/t0yohei/rust_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] 6be64d44b6299941e88e3315a0fec3ccf9db519731de7615b2a79367e2c41aa3
[INFO] running `"docker" "start" "-a" "6be64d44b6299941e88e3315a0fec3ccf9db519731de7615b2a79367e2c41aa3"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "6be64d44b6299941e88e3315a0fec3ccf9db519731de7615b2a79367e2c41aa3"`
[INFO] running `"docker" "rm" "-f" "6be64d44b6299941e88e3315a0fec3ccf9db519731de7615b2a79367e2c41aa3"`
[INFO] [stdout] 6be64d44b6299941e88e3315a0fec3ccf9db519731de7615b2a79367e2c41aa3
[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/t0yohei/rust_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] bff76c13dc807d0e1556ca9ddf8411d35aa4ac889d0660afa05ac98b3cf91e68
[INFO] running `"docker" "start" "-a" "bff76c13dc807d0e1556ca9ddf8411d35aa4ac889d0660afa05ac98b3cf91e68"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-688b9a33c8c2ba03
[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" "bff76c13dc807d0e1556ca9ddf8411d35aa4ac889d0660afa05ac98b3cf91e68"`
[INFO] running `"docker" "rm" "-f" "bff76c13dc807d0e1556ca9ddf8411d35aa4ac889d0660afa05ac98b3cf91e68"`
[INFO] [stdout] bff76c13dc807d0e1556ca9ddf8411d35aa4ac889d0660afa05ac98b3cf91e68