[INFO] updating cached repository triptych/rust_guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/triptych/rust_guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/triptych/rust_guessing_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/triptych/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/triptych/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/triptych/rust_guessing_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/triptych/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/triptych/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e11bd83899cb00fdec919e5c2a132f48da65fc2e
[INFO] sha for GitHub repo triptych/rust_guessing_game: e11bd83899cb00fdec919e5c2a132f48da65fc2e
[INFO] validating manifest of triptych/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 triptych/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 triptych/rust_guessing_game
[INFO] finished frobbing triptych/rust_guessing_game
[INFO] frobbed toml for triptych/rust_guessing_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/triptych/rust_guessing_game/Cargo.toml
[INFO] started frobbing triptych/rust_guessing_game
[INFO] finished frobbing triptych/rust_guessing_game
[INFO] frobbed toml for triptych/rust_guessing_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/triptych/rust_guessing_game/Cargo.toml
[INFO] crate triptych/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 triptych/rust_guessing_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/triptych/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] c68e9a4e2938e6bf0ef430311bf5d10b6e42fff188d8d8a4cb9046a627036a56
[INFO] running `"docker" "start" "-a" "c68e9a4e2938e6bf0ef430311bf5d10b6e42fff188d8d8a4cb9046a627036a56"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "c68e9a4e2938e6bf0ef430311bf5d10b6e42fff188d8d8a4cb9046a627036a56"`
[INFO] running `"docker" "rm" "-f" "c68e9a4e2938e6bf0ef430311bf5d10b6e42fff188d8d8a4cb9046a627036a56"`
[INFO] [stdout] c68e9a4e2938e6bf0ef430311bf5d10b6e42fff188d8d8a4cb9046a627036a56
[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/triptych/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 81f5b8b2b254ff26eb54f845a52d26d032fdef0c5b478493efd6f33c31b67dda
[INFO] running `"docker" "start" "-a" "81f5b8b2b254ff26eb54f845a52d26d032fdef0c5b478493efd6f33c31b67dda"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "81f5b8b2b254ff26eb54f845a52d26d032fdef0c5b478493efd6f33c31b67dda"`
[INFO] running `"docker" "rm" "-f" "81f5b8b2b254ff26eb54f845a52d26d032fdef0c5b478493efd6f33c31b67dda"`
[INFO] [stdout] 81f5b8b2b254ff26eb54f845a52d26d032fdef0c5b478493efd6f33c31b67dda
[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/triptych/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] b3c716d8411adfb98f045d9a04ce2b6047d9a4c9dbb1c3574dd3edc995020681
[INFO] running `"docker" "start" "-a" "b3c716d8411adfb98f045d9a04ce2b6047d9a4c9dbb1c3574dd3edc995020681"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-e5655edbc1c59f9c
[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" "b3c716d8411adfb98f045d9a04ce2b6047d9a4c9dbb1c3574dd3edc995020681"`
[INFO] running `"docker" "rm" "-f" "b3c716d8411adfb98f045d9a04ce2b6047d9a4c9dbb1c3574dd3edc995020681"`
[INFO] [stdout] b3c716d8411adfb98f045d9a04ce2b6047d9a4c9dbb1c3574dd3edc995020681