[INFO] cloning repository perna/rust-guessing-game
[INFO] running `"git" "clone" "--bare" "git://github.com/perna/rust-guessing-game.git" "work/cache/sources/gh/perna/rust-guessing-game"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/perna/rust-guessing-game'...
[INFO] running `"git" "clone" "work/cache/sources/gh/perna/rust-guessing-game" "work/ex/beta-1.37-6/sources/1.36.0/gh/perna/rust-guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/perna/rust-guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/perna/rust-guessing-game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/perna/rust-guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/perna/rust-guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 11c11750c7fd9f5d90700a71ea234a47ac655335
[INFO] sha for GitHub repo perna/rust-guessing-game: 11c11750c7fd9f5d90700a71ea234a47ac655335
[INFO] validating manifest of perna/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 perna/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 perna/rust-guessing-game
[INFO] finished frobbing perna/rust-guessing-game
[INFO] frobbed toml for perna/rust-guessing-game written to work/ex/beta-1.37-6/sources/1.36.0/gh/perna/rust-guessing-game/Cargo.toml
[INFO] started frobbing perna/rust-guessing-game
[INFO] finished frobbing perna/rust-guessing-game
[INFO] frobbed toml for perna/rust-guessing-game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/perna/rust-guessing-game/Cargo.toml
[INFO] crate perna/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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing perna/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-7/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/perna/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] db69fa00cf34437c05fd6cba6e370c52b4e5094a986668d572ca23cf0b0fd728
[INFO] running `"docker" "start" "-a" "db69fa00cf34437c05fd6cba6e370c52b4e5094a986668d572ca23cf0b0fd728"`
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.29s
[INFO] running `"docker" "inspect" "db69fa00cf34437c05fd6cba6e370c52b4e5094a986668d572ca23cf0b0fd728"`
[INFO] running `"docker" "rm" "-f" "db69fa00cf34437c05fd6cba6e370c52b4e5094a986668d572ca23cf0b0fd728"`
[INFO] [stdout] db69fa00cf34437c05fd6cba6e370c52b4e5094a986668d572ca23cf0b0fd728
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/perna/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] 65ebad6fb452a3bb43c82e26445d429a94d7881759697d4f77918ea6237b9031
[INFO] running `"docker" "start" "-a" "65ebad6fb452a3bb43c82e26445d429a94d7881759697d4f77918ea6237b9031"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "65ebad6fb452a3bb43c82e26445d429a94d7881759697d4f77918ea6237b9031"`
[INFO] running `"docker" "rm" "-f" "65ebad6fb452a3bb43c82e26445d429a94d7881759697d4f77918ea6237b9031"`
[INFO] [stdout] 65ebad6fb452a3bb43c82e26445d429a94d7881759697d4f77918ea6237b9031
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/perna/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] f05fdd916301d42495234489c10c5ec48db2b6827ef32e58c39e2ca55d9cea26
[INFO] running `"docker" "start" "-a" "f05fdd916301d42495234489c10c5ec48db2b6827ef32e58c39e2ca55d9cea26"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-45f8e53ed014c7d9
[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" "f05fdd916301d42495234489c10c5ec48db2b6827ef32e58c39e2ca55d9cea26"`
[INFO] running `"docker" "rm" "-f" "f05fdd916301d42495234489c10c5ec48db2b6827ef32e58c39e2ca55d9cea26"`
[INFO] [stdout] f05fdd916301d42495234489c10c5ec48db2b6827ef32e58c39e2ca55d9cea26