[INFO] updating cached repository nayed/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nayed/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nayed/guessing_game" "work/ex/beta-1.37-6/sources/1.36.0/gh/nayed/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/nayed/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nayed/guessing_game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nayed/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nayed/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 01f6f062ffb635b58493e42137e221f69ed1ccd9
[INFO] sha for GitHub repo nayed/guessing_game: 01f6f062ffb635b58493e42137e221f69ed1ccd9
[INFO] validating manifest of nayed/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 nayed/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 nayed/guessing_game
[INFO] finished frobbing nayed/guessing_game
[INFO] frobbed toml for nayed/guessing_game written to work/ex/beta-1.37-6/sources/1.36.0/gh/nayed/guessing_game/Cargo.toml
[INFO] started frobbing nayed/guessing_game
[INFO] finished frobbing nayed/guessing_game
[INFO] frobbed toml for nayed/guessing_game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nayed/guessing_game/Cargo.toml
[INFO] crate nayed/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing nayed/guessing_game against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/nayed/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 342c225c0a43a9bd7ea33fee7d82bfa1a054e081d6b4a6421764d530572b469b
[INFO] running `"docker" "start" "-a" "342c225c0a43a9bd7ea33fee7d82bfa1a054e081d6b4a6421764d530572b469b"`
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.61s
[INFO] running `"docker" "inspect" "342c225c0a43a9bd7ea33fee7d82bfa1a054e081d6b4a6421764d530572b469b"`
[INFO] running `"docker" "rm" "-f" "342c225c0a43a9bd7ea33fee7d82bfa1a054e081d6b4a6421764d530572b469b"`
[INFO] [stdout] 342c225c0a43a9bd7ea33fee7d82bfa1a054e081d6b4a6421764d530572b469b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/nayed/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9d8b5033be81fa451e23b140f982aceaf0bcaf38e73d647997b9b7c1c58ba4d9
[INFO] running `"docker" "start" "-a" "9d8b5033be81fa451e23b140f982aceaf0bcaf38e73d647997b9b7c1c58ba4d9"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "9d8b5033be81fa451e23b140f982aceaf0bcaf38e73d647997b9b7c1c58ba4d9"`
[INFO] running `"docker" "rm" "-f" "9d8b5033be81fa451e23b140f982aceaf0bcaf38e73d647997b9b7c1c58ba4d9"`
[INFO] [stdout] 9d8b5033be81fa451e23b140f982aceaf0bcaf38e73d647997b9b7c1c58ba4d9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/nayed/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] f53f400d60f2665f34fc4d17521f70155e6770bd08064bb823c8ae2ea081c39e
[INFO] running `"docker" "start" "-a" "f53f400d60f2665f34fc4d17521f70155e6770bd08064bb823c8ae2ea081c39e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-be348a0a9442be0d
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::less_than_1 ... ok
[INFO] [stdout] test tests::greater_than_100 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f53f400d60f2665f34fc4d17521f70155e6770bd08064bb823c8ae2ea081c39e"`
[INFO] running `"docker" "rm" "-f" "f53f400d60f2665f34fc4d17521f70155e6770bd08064bb823c8ae2ea081c39e"`
[INFO] [stdout] f53f400d60f2665f34fc4d17521f70155e6770bd08064bb823c8ae2ea081c39e