[INFO] updating cached repository dynematic/rust_guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dynematic/rust_guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dynematic/rust_guessing_game" "work/ex/beta-1.37-6/sources/1.36.0/gh/dynematic/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/dynematic/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dynematic/rust_guessing_game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dynematic/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dynematic/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ed4c65e19efc0d2a676e6cce17b03d72822ecc01
[INFO] sha for GitHub repo dynematic/rust_guessing_game: ed4c65e19efc0d2a676e6cce17b03d72822ecc01
[INFO] validating manifest of dynematic/rust_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 dynematic/rust_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 dynematic/rust_guessing_game
[INFO] finished frobbing dynematic/rust_guessing_game
[INFO] frobbed toml for dynematic/rust_guessing_game written to work/ex/beta-1.37-6/sources/1.36.0/gh/dynematic/rust_guessing_game/Cargo.toml
[INFO] started frobbing dynematic/rust_guessing_game
[INFO] finished frobbing dynematic/rust_guessing_game
[INFO] frobbed toml for dynematic/rust_guessing_game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dynematic/rust_guessing_game/Cargo.toml
[INFO] crate dynematic/rust_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 dynematic/rust_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-6/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/dynematic/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 669731d9bbf00336abcab5db0ae8f78ed9eeb4eb7a8e7e26b3e9a13f0afd9ee8
[INFO] running `"docker" "start" "-a" "669731d9bbf00336abcab5db0ae8f78ed9eeb4eb7a8e7e26b3e9a13f0afd9ee8"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "669731d9bbf00336abcab5db0ae8f78ed9eeb4eb7a8e7e26b3e9a13f0afd9ee8"`
[INFO] running `"docker" "rm" "-f" "669731d9bbf00336abcab5db0ae8f78ed9eeb4eb7a8e7e26b3e9a13f0afd9ee8"`
[INFO] [stdout] 669731d9bbf00336abcab5db0ae8f78ed9eeb4eb7a8e7e26b3e9a13f0afd9ee8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/dynematic/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 42a0493e68ec1fc6a42cf5ef2d4b566d5d4067d2329663f1a0f0183d8ef0aa67
[INFO] running `"docker" "start" "-a" "42a0493e68ec1fc6a42cf5ef2d4b566d5d4067d2329663f1a0f0183d8ef0aa67"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "42a0493e68ec1fc6a42cf5ef2d4b566d5d4067d2329663f1a0f0183d8ef0aa67"`
[INFO] running `"docker" "rm" "-f" "42a0493e68ec1fc6a42cf5ef2d4b566d5d4067d2329663f1a0f0183d8ef0aa67"`
[INFO] [stdout] 42a0493e68ec1fc6a42cf5ef2d4b566d5d4067d2329663f1a0f0183d8ef0aa67
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/dynematic/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 3bdce1189979af9ad0268ab1eb69582e2dab1e7e093ee1d3c2d65b016cc4a6f0
[INFO] running `"docker" "start" "-a" "3bdce1189979af9ad0268ab1eb69582e2dab1e7e093ee1d3c2d65b016cc4a6f0"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-bd459c3be9e5ca30
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3bdce1189979af9ad0268ab1eb69582e2dab1e7e093ee1d3c2d65b016cc4a6f0"`
[INFO] running `"docker" "rm" "-f" "3bdce1189979af9ad0268ab1eb69582e2dab1e7e093ee1d3c2d65b016cc4a6f0"`
[INFO] [stdout] 3bdce1189979af9ad0268ab1eb69582e2dab1e7e093ee1d3c2d65b016cc4a6f0