[INFO] updating cached repository 22shubh22/Guessing-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/22shubh22/Guessing-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/22shubh22/Guessing-game" "work/ex/beta-1.38-1/sources/1.37.0/gh/22shubh22/Guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/22shubh22/Guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/22shubh22/Guessing-game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/22shubh22/Guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/22shubh22/Guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f1b1bd1c1e5a1242745e4ebf9aa9d41a9f26fac3
[INFO] sha for GitHub repo 22shubh22/Guessing-game: f1b1bd1c1e5a1242745e4ebf9aa9d41a9f26fac3
[INFO] validating manifest of 22shubh22/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 22shubh22/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 22shubh22/Guessing-game
[INFO] finished frobbing 22shubh22/Guessing-game
[INFO] frobbed toml for 22shubh22/Guessing-game written to work/ex/beta-1.38-1/sources/1.37.0/gh/22shubh22/Guessing-game/Cargo.toml
[INFO] started frobbing 22shubh22/Guessing-game
[INFO] finished frobbing 22shubh22/Guessing-game
[INFO] frobbed toml for 22shubh22/Guessing-game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/22shubh22/Guessing-game/Cargo.toml
[INFO] crate 22shubh22/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 22shubh22/Guessing-game against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/22shubh22/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] a87f3ed7e0a9ee10bce1ce5b2cd00d4a1bb39ca0bb0c31117e42b4a3a3c368ec
[INFO] running `"docker" "start" "-a" "a87f3ed7e0a9ee10bce1ce5b2cd00d4a1bb39ca0bb0c31117e42b4a3a3c368ec"`
[INFO] [stderr]    Compiling rand v0.4.3
[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 3.20s
[INFO] running `"docker" "inspect" "a87f3ed7e0a9ee10bce1ce5b2cd00d4a1bb39ca0bb0c31117e42b4a3a3c368ec"`
[INFO] running `"docker" "rm" "-f" "a87f3ed7e0a9ee10bce1ce5b2cd00d4a1bb39ca0bb0c31117e42b4a3a3c368ec"`
[INFO] [stdout] a87f3ed7e0a9ee10bce1ce5b2cd00d4a1bb39ca0bb0c31117e42b4a3a3c368ec
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/22shubh22/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] ac7c5c6bd27cd15bbd88934de2e28351c9fa8c83a1545fe273d08a2846d35b89
[INFO] running `"docker" "start" "-a" "ac7c5c6bd27cd15bbd88934de2e28351c9fa8c83a1545fe273d08a2846d35b89"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "ac7c5c6bd27cd15bbd88934de2e28351c9fa8c83a1545fe273d08a2846d35b89"`
[INFO] running `"docker" "rm" "-f" "ac7c5c6bd27cd15bbd88934de2e28351c9fa8c83a1545fe273d08a2846d35b89"`
[INFO] [stdout] ac7c5c6bd27cd15bbd88934de2e28351c9fa8c83a1545fe273d08a2846d35b89
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/22shubh22/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 5f4fdaaa8b58ca1069d93a3bb06b0cf1a1d0d5fd2f4488cac41beac0e8fcfb7d
[INFO] running `"docker" "start" "-a" "5f4fdaaa8b58ca1069d93a3bb06b0cf1a1d0d5fd2f4488cac41beac0e8fcfb7d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-f8fc39efde2a3b4d
[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" "5f4fdaaa8b58ca1069d93a3bb06b0cf1a1d0d5fd2f4488cac41beac0e8fcfb7d"`
[INFO] running `"docker" "rm" "-f" "5f4fdaaa8b58ca1069d93a3bb06b0cf1a1d0d5fd2f4488cac41beac0e8fcfb7d"`
[INFO] [stdout] 5f4fdaaa8b58ca1069d93a3bb06b0cf1a1d0d5fd2f4488cac41beac0e8fcfb7d