[INFO] updating cached repository justinjrussell/rust-guessing-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/justinjrussell/rust-guessing-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/justinjrussell/rust-guessing-game" "work/ex/beta-1.37-6/sources/1.36.0/gh/justinjrussell/rust-guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/justinjrussell/rust-guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/justinjrussell/rust-guessing-game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/justinjrussell/rust-guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/justinjrussell/rust-guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e06579517895b64979682f19e3e3dc1d79bb87b5
[INFO] sha for GitHub repo justinjrussell/rust-guessing-game: e06579517895b64979682f19e3e3dc1d79bb87b5
[INFO] validating manifest of justinjrussell/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 justinjrussell/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 justinjrussell/rust-guessing-game
[INFO] finished frobbing justinjrussell/rust-guessing-game
[INFO] frobbed toml for justinjrussell/rust-guessing-game written to work/ex/beta-1.37-6/sources/1.36.0/gh/justinjrussell/rust-guessing-game/Cargo.toml
[INFO] started frobbing justinjrussell/rust-guessing-game
[INFO] finished frobbing justinjrussell/rust-guessing-game
[INFO] frobbed toml for justinjrussell/rust-guessing-game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/justinjrussell/rust-guessing-game/Cargo.toml
[INFO] crate justinjrussell/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 justinjrussell/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-3/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/justinjrussell/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] 30236c899599a277444dc85dcc5ad6f295eeb9f00ec83b53af2d342124adf753
[INFO] running `"docker" "start" "-a" "30236c899599a277444dc85dcc5ad6f295eeb9f00ec83b53af2d342124adf753"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "30236c899599a277444dc85dcc5ad6f295eeb9f00ec83b53af2d342124adf753"`
[INFO] running `"docker" "rm" "-f" "30236c899599a277444dc85dcc5ad6f295eeb9f00ec83b53af2d342124adf753"`
[INFO] [stdout] 30236c899599a277444dc85dcc5ad6f295eeb9f00ec83b53af2d342124adf753
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/justinjrussell/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] 6f12ea91ca4036e292b2334b0f986c2e5f8afec4e868403f65d7a39a2bc60583
[INFO] running `"docker" "start" "-a" "6f12ea91ca4036e292b2334b0f986c2e5f8afec4e868403f65d7a39a2bc60583"`
[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" "6f12ea91ca4036e292b2334b0f986c2e5f8afec4e868403f65d7a39a2bc60583"`
[INFO] running `"docker" "rm" "-f" "6f12ea91ca4036e292b2334b0f986c2e5f8afec4e868403f65d7a39a2bc60583"`
[INFO] [stdout] 6f12ea91ca4036e292b2334b0f986c2e5f8afec4e868403f65d7a39a2bc60583
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/justinjrussell/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] 97835c098899432ef14e6f890ca2a7093e36894fc4d13ea6514c11ee71e94bcf
[INFO] running `"docker" "start" "-a" "97835c098899432ef14e6f890ca2a7093e36894fc4d13ea6514c11ee71e94bcf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-1db6ab08c6721b6a
[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" "97835c098899432ef14e6f890ca2a7093e36894fc4d13ea6514c11ee71e94bcf"`
[INFO] running `"docker" "rm" "-f" "97835c098899432ef14e6f890ca2a7093e36894fc4d13ea6514c11ee71e94bcf"`
[INFO] [stdout] 97835c098899432ef14e6f890ca2a7093e36894fc4d13ea6514c11ee71e94bcf