[INFO] updating cached repository hattys2/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hattys2/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hattys2/guessing_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/hattys2/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hattys2/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hattys2/guessing_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hattys2/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hattys2/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2525770461ea690036c93cbc9d8f65de2dbf9e24
[INFO] sha for GitHub repo hattys2/guessing_game: 2525770461ea690036c93cbc9d8f65de2dbf9e24
[INFO] validating manifest of hattys2/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 hattys2/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 hattys2/guessing_game
[INFO] finished frobbing hattys2/guessing_game
[INFO] frobbed toml for hattys2/guessing_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/hattys2/guessing_game/Cargo.toml
[INFO] started frobbing hattys2/guessing_game
[INFO] finished frobbing hattys2/guessing_game
[INFO] frobbed toml for hattys2/guessing_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hattys2/guessing_game/Cargo.toml
[INFO] crate hattys2/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing hattys2/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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hattys2/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] aa5a4882fc1f7adf5573b2bf7906c20b7f47557d50e155193d767b3cef8ea183
[INFO] running `"docker" "start" "-a" "aa5a4882fc1f7adf5573b2bf7906c20b7f47557d50e155193d767b3cef8ea183"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "aa5a4882fc1f7adf5573b2bf7906c20b7f47557d50e155193d767b3cef8ea183"`
[INFO] running `"docker" "rm" "-f" "aa5a4882fc1f7adf5573b2bf7906c20b7f47557d50e155193d767b3cef8ea183"`
[INFO] [stdout] aa5a4882fc1f7adf5573b2bf7906c20b7f47557d50e155193d767b3cef8ea183
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hattys2/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] aec6b4ff57e10d8d3bef02be7584fb4eebf0c11e7caeed77afbd07e5a3045cc7
[INFO] running `"docker" "start" "-a" "aec6b4ff57e10d8d3bef02be7584fb4eebf0c11e7caeed77afbd07e5a3045cc7"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "aec6b4ff57e10d8d3bef02be7584fb4eebf0c11e7caeed77afbd07e5a3045cc7"`
[INFO] running `"docker" "rm" "-f" "aec6b4ff57e10d8d3bef02be7584fb4eebf0c11e7caeed77afbd07e5a3045cc7"`
[INFO] [stdout] aec6b4ff57e10d8d3bef02be7584fb4eebf0c11e7caeed77afbd07e5a3045cc7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hattys2/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] 5d94355c3d5656cb8fedba0d6d2e6abb09c21e088ece2eab255c76b481e8b688
[INFO] running `"docker" "start" "-a" "5d94355c3d5656cb8fedba0d6d2e6abb09c21e088ece2eab255c76b481e8b688"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-60da4e662a305c42
[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" "5d94355c3d5656cb8fedba0d6d2e6abb09c21e088ece2eab255c76b481e8b688"`
[INFO] running `"docker" "rm" "-f" "5d94355c3d5656cb8fedba0d6d2e6abb09c21e088ece2eab255c76b481e8b688"`
[INFO] [stdout] 5d94355c3d5656cb8fedba0d6d2e6abb09c21e088ece2eab255c76b481e8b688