[INFO] updating cached repository samzhuwj/guessing-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/samzhuwj/guessing-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/samzhuwj/guessing-game" "work/ex/beta-1.38-1/sources/1.37.0/gh/samzhuwj/guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/samzhuwj/guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/samzhuwj/guessing-game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/samzhuwj/guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/samzhuwj/guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2d6bb798ac47949968a67dcfa05ce3dfb16ca73a
[INFO] sha for GitHub repo samzhuwj/guessing-game: 2d6bb798ac47949968a67dcfa05ce3dfb16ca73a
[INFO] validating manifest of samzhuwj/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 samzhuwj/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 samzhuwj/guessing-game
[INFO] finished frobbing samzhuwj/guessing-game
[INFO] frobbed toml for samzhuwj/guessing-game written to work/ex/beta-1.38-1/sources/1.37.0/gh/samzhuwj/guessing-game/Cargo.toml
[INFO] started frobbing samzhuwj/guessing-game
[INFO] finished frobbing samzhuwj/guessing-game
[INFO] frobbed toml for samzhuwj/guessing-game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/samzhuwj/guessing-game/Cargo.toml
[INFO] crate samzhuwj/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 samzhuwj/guessing-game against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/samzhuwj/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 307b4bc481c7dc1104976e32f25babbeb2fc604114084c8e6cc918344a60c853
[INFO] running `"docker" "start" "-a" "307b4bc481c7dc1104976e32f25babbeb2fc604114084c8e6cc918344a60c853"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "307b4bc481c7dc1104976e32f25babbeb2fc604114084c8e6cc918344a60c853"`
[INFO] running `"docker" "rm" "-f" "307b4bc481c7dc1104976e32f25babbeb2fc604114084c8e6cc918344a60c853"`
[INFO] [stdout] 307b4bc481c7dc1104976e32f25babbeb2fc604114084c8e6cc918344a60c853
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/samzhuwj/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 61805a25c72fa64f07ef4648a2e31ae9a62271c9a9bdadf131f06e6aef63e47a
[INFO] running `"docker" "start" "-a" "61805a25c72fa64f07ef4648a2e31ae9a62271c9a9bdadf131f06e6aef63e47a"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "61805a25c72fa64f07ef4648a2e31ae9a62271c9a9bdadf131f06e6aef63e47a"`
[INFO] running `"docker" "rm" "-f" "61805a25c72fa64f07ef4648a2e31ae9a62271c9a9bdadf131f06e6aef63e47a"`
[INFO] [stdout] 61805a25c72fa64f07ef4648a2e31ae9a62271c9a9bdadf131f06e6aef63e47a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/samzhuwj/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 5660a0fcec87d2f4574c9152e5c911b95aad3b074aa7731cf05752587e0aa995
[INFO] running `"docker" "start" "-a" "5660a0fcec87d2f4574c9152e5c911b95aad3b074aa7731cf05752587e0aa995"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-dc32467b8649315c
[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" "5660a0fcec87d2f4574c9152e5c911b95aad3b074aa7731cf05752587e0aa995"`
[INFO] running `"docker" "rm" "-f" "5660a0fcec87d2f4574c9152e5c911b95aad3b074aa7731cf05752587e0aa995"`
[INFO] [stdout] 5660a0fcec87d2f4574c9152e5c911b95aad3b074aa7731cf05752587e0aa995