[INFO] updating cached repository kumaranvpl/guessing_game_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kumaranvpl/guessing_game_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kumaranvpl/guessing_game_rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/kumaranvpl/guessing_game_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/kumaranvpl/guessing_game_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kumaranvpl/guessing_game_rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kumaranvpl/guessing_game_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kumaranvpl/guessing_game_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7f23f301896baff42b767eafe0d8dd9a81d938ea
[INFO] sha for GitHub repo kumaranvpl/guessing_game_rust: 7f23f301896baff42b767eafe0d8dd9a81d938ea
[INFO] validating manifest of kumaranvpl/guessing_game_rust 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 kumaranvpl/guessing_game_rust 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 kumaranvpl/guessing_game_rust
[INFO] finished frobbing kumaranvpl/guessing_game_rust
[INFO] frobbed toml for kumaranvpl/guessing_game_rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/kumaranvpl/guessing_game_rust/Cargo.toml
[INFO] started frobbing kumaranvpl/guessing_game_rust
[INFO] finished frobbing kumaranvpl/guessing_game_rust
[INFO] frobbed toml for kumaranvpl/guessing_game_rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kumaranvpl/guessing_game_rust/Cargo.toml
[INFO] crate kumaranvpl/guessing_game_rust 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 kumaranvpl/guessing_game_rust 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-6/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/kumaranvpl/guessing_game_rust:/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] df0a8f6b1a977312596fc631e9f91bfd7b3f26dcdbb824a1452d32a7d3637a9b
[INFO] running `"docker" "start" "-a" "df0a8f6b1a977312596fc631e9f91bfd7b3f26dcdbb824a1452d32a7d3637a9b"`
[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 3.00s
[INFO] running `"docker" "inspect" "df0a8f6b1a977312596fc631e9f91bfd7b3f26dcdbb824a1452d32a7d3637a9b"`
[INFO] running `"docker" "rm" "-f" "df0a8f6b1a977312596fc631e9f91bfd7b3f26dcdbb824a1452d32a7d3637a9b"`
[INFO] [stdout] df0a8f6b1a977312596fc631e9f91bfd7b3f26dcdbb824a1452d32a7d3637a9b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/kumaranvpl/guessing_game_rust:/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] 4941ee4bbb70da11a1215fe6a1289ec57a815b53a27dd690107c43d5e5c17678
[INFO] running `"docker" "start" "-a" "4941ee4bbb70da11a1215fe6a1289ec57a815b53a27dd690107c43d5e5c17678"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "4941ee4bbb70da11a1215fe6a1289ec57a815b53a27dd690107c43d5e5c17678"`
[INFO] running `"docker" "rm" "-f" "4941ee4bbb70da11a1215fe6a1289ec57a815b53a27dd690107c43d5e5c17678"`
[INFO] [stdout] 4941ee4bbb70da11a1215fe6a1289ec57a815b53a27dd690107c43d5e5c17678
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/kumaranvpl/guessing_game_rust:/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] 300d4409a8ac89add95ce8f4b6bbffac8ff75cbcf1b38e3c53c91ef4f96e84ab
[INFO] running `"docker" "start" "-a" "300d4409a8ac89add95ce8f4b6bbffac8ff75cbcf1b38e3c53c91ef4f96e84ab"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-a0d1c4bbcdc276b7
[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" "300d4409a8ac89add95ce8f4b6bbffac8ff75cbcf1b38e3c53c91ef4f96e84ab"`
[INFO] running `"docker" "rm" "-f" "300d4409a8ac89add95ce8f4b6bbffac8ff75cbcf1b38e3c53c91ef4f96e84ab"`
[INFO] [stdout] 300d4409a8ac89add95ce8f4b6bbffac8ff75cbcf1b38e3c53c91ef4f96e84ab