[INFO] updating cached repository hallya/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hallya/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hallya/guessing_game" "work/ex/beta-1.37-6/sources/1.36.0/gh/hallya/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/hallya/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hallya/guessing_game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hallya/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hallya/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8d6c38d4480b5d2454fe03578ab41a37cfb062af
[INFO] sha for GitHub repo hallya/guessing_game: 8d6c38d4480b5d2454fe03578ab41a37cfb062af
[INFO] validating manifest of hallya/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 hallya/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 hallya/guessing_game
[INFO] finished frobbing hallya/guessing_game
[INFO] frobbed toml for hallya/guessing_game written to work/ex/beta-1.37-6/sources/1.36.0/gh/hallya/guessing_game/Cargo.toml
[INFO] started frobbing hallya/guessing_game
[INFO] finished frobbing hallya/guessing_game
[INFO] frobbed toml for hallya/guessing_game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hallya/guessing_game/Cargo.toml
[INFO] crate hallya/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] testing hallya/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-0/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/hallya/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] 036cc4c4313d8ff217e98e02adfb65a833b02fb3bfcd92594b008e78b5595ca9
[INFO] running `"docker" "start" "-a" "036cc4c4313d8ff217e98e02adfb65a833b02fb3bfcd92594b008e78b5595ca9"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "036cc4c4313d8ff217e98e02adfb65a833b02fb3bfcd92594b008e78b5595ca9"`
[INFO] running `"docker" "rm" "-f" "036cc4c4313d8ff217e98e02adfb65a833b02fb3bfcd92594b008e78b5595ca9"`
[INFO] [stdout] 036cc4c4313d8ff217e98e02adfb65a833b02fb3bfcd92594b008e78b5595ca9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/hallya/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] a409d8227f804d0c4b8dd720f0f4e077408d6b0208e86137de3eee980ce9d37d
[INFO] running `"docker" "start" "-a" "a409d8227f804d0c4b8dd720f0f4e077408d6b0208e86137de3eee980ce9d37d"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "a409d8227f804d0c4b8dd720f0f4e077408d6b0208e86137de3eee980ce9d37d"`
[INFO] running `"docker" "rm" "-f" "a409d8227f804d0c4b8dd720f0f4e077408d6b0208e86137de3eee980ce9d37d"`
[INFO] [stdout] a409d8227f804d0c4b8dd720f0f4e077408d6b0208e86137de3eee980ce9d37d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/hallya/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] edf9860b2ddf46d7203440bad0de58cc5119ae3d23e2bc2cbaf76c6e92bf349a
[INFO] running `"docker" "start" "-a" "edf9860b2ddf46d7203440bad0de58cc5119ae3d23e2bc2cbaf76c6e92bf349a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-9e937e338f4417fc
[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" "edf9860b2ddf46d7203440bad0de58cc5119ae3d23e2bc2cbaf76c6e92bf349a"`
[INFO] running `"docker" "rm" "-f" "edf9860b2ddf46d7203440bad0de58cc5119ae3d23e2bc2cbaf76c6e92bf349a"`
[INFO] [stdout] edf9860b2ddf46d7203440bad0de58cc5119ae3d23e2bc2cbaf76c6e92bf349a