[INFO] updating cached repository ragobech/rust-guessing-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ragobech/rust-guessing-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ragobech/rust-guessing-game" "work/ex/beta-1.37-6/sources/1.36.0/gh/ragobech/rust-guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ragobech/rust-guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ragobech/rust-guessing-game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ragobech/rust-guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ragobech/rust-guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8aded3c46c272936f704d55126131020bd32e30d
[INFO] sha for GitHub repo ragobech/rust-guessing-game: 8aded3c46c272936f704d55126131020bd32e30d
[INFO] validating manifest of ragobech/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 ragobech/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 ragobech/rust-guessing-game
[INFO] finished frobbing ragobech/rust-guessing-game
[INFO] frobbed toml for ragobech/rust-guessing-game written to work/ex/beta-1.37-6/sources/1.36.0/gh/ragobech/rust-guessing-game/Cargo.toml
[INFO] started frobbing ragobech/rust-guessing-game
[INFO] finished frobbing ragobech/rust-guessing-game
[INFO] frobbed toml for ragobech/rust-guessing-game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ragobech/rust-guessing-game/Cargo.toml
[INFO] crate ragobech/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 ragobech/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-1/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/ragobech/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] f2d0425ba95f196ba476afc3e405151c17a47b595e641d00b6f115b201dcb11b
[INFO] running `"docker" "start" "-a" "f2d0425ba95f196ba476afc3e405151c17a47b595e641d00b6f115b201dcb11b"`
[INFO] [stderr]    Compiling rand v0.4.5
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.29s
[INFO] running `"docker" "inspect" "f2d0425ba95f196ba476afc3e405151c17a47b595e641d00b6f115b201dcb11b"`
[INFO] running `"docker" "rm" "-f" "f2d0425ba95f196ba476afc3e405151c17a47b595e641d00b6f115b201dcb11b"`
[INFO] [stdout] f2d0425ba95f196ba476afc3e405151c17a47b595e641d00b6f115b201dcb11b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/ragobech/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] 7702d631ab32c6d698e0f6f443ed88f0b02cc92fa3b78a0f212541614cf2b7d4
[INFO] running `"docker" "start" "-a" "7702d631ab32c6d698e0f6f443ed88f0b02cc92fa3b78a0f212541614cf2b7d4"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "7702d631ab32c6d698e0f6f443ed88f0b02cc92fa3b78a0f212541614cf2b7d4"`
[INFO] running `"docker" "rm" "-f" "7702d631ab32c6d698e0f6f443ed88f0b02cc92fa3b78a0f212541614cf2b7d4"`
[INFO] [stdout] 7702d631ab32c6d698e0f6f443ed88f0b02cc92fa3b78a0f212541614cf2b7d4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/ragobech/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] 0e889e49395c9f58e7eb322ddcf0bd96a14bd6ac483ad40267a3fba6eb085333
[INFO] running `"docker" "start" "-a" "0e889e49395c9f58e7eb322ddcf0bd96a14bd6ac483ad40267a3fba6eb085333"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-bfe7981d4473f927
[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" "0e889e49395c9f58e7eb322ddcf0bd96a14bd6ac483ad40267a3fba6eb085333"`
[INFO] running `"docker" "rm" "-f" "0e889e49395c9f58e7eb322ddcf0bd96a14bd6ac483ad40267a3fba6eb085333"`
[INFO] [stdout] 0e889e49395c9f58e7eb322ddcf0bd96a14bd6ac483ad40267a3fba6eb085333