[INFO] updating cached repository alee792/RustCh2
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alee792/RustCh2
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alee792/RustCh2" "work/ex/beta-1.38-1/sources/1.37.0/gh/alee792/RustCh2"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/alee792/RustCh2'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alee792/RustCh2" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alee792/RustCh2"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alee792/RustCh2'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5ea5795de6068a5178595ea33093b7ec60b1edb9
[INFO] sha for GitHub repo alee792/RustCh2: 5ea5795de6068a5178595ea33093b7ec60b1edb9
[INFO] validating manifest of alee792/RustCh2 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 alee792/RustCh2 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 alee792/RustCh2
[INFO] finished frobbing alee792/RustCh2
[INFO] frobbed toml for alee792/RustCh2 written to work/ex/beta-1.38-1/sources/1.37.0/gh/alee792/RustCh2/Cargo.toml
[INFO] started frobbing alee792/RustCh2
[INFO] finished frobbing alee792/RustCh2
[INFO] frobbed toml for alee792/RustCh2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alee792/RustCh2/Cargo.toml
[INFO] crate alee792/RustCh2 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 alee792/RustCh2 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-4/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/alee792/RustCh2:/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] 2c1b72e58c7ea6d2efd2557e25ef8b910dcd05e92558b4bde3de8e2c7467dfc5
[INFO] running `"docker" "start" "-a" "2c1b72e58c7ea6d2efd2557e25ef8b910dcd05e92558b4bde3de8e2c7467dfc5"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.37
[INFO] [stderr]    Compiling rand v0.4.2
[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 5.39s
[INFO] running `"docker" "inspect" "2c1b72e58c7ea6d2efd2557e25ef8b910dcd05e92558b4bde3de8e2c7467dfc5"`
[INFO] running `"docker" "rm" "-f" "2c1b72e58c7ea6d2efd2557e25ef8b910dcd05e92558b4bde3de8e2c7467dfc5"`
[INFO] [stdout] 2c1b72e58c7ea6d2efd2557e25ef8b910dcd05e92558b4bde3de8e2c7467dfc5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/alee792/RustCh2:/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] 83173e3d0195f4c7545a06f08dd79a751a6c38c45c61fbaa7d9da07752e2f8e6
[INFO] running `"docker" "start" "-a" "83173e3d0195f4c7545a06f08dd79a751a6c38c45c61fbaa7d9da07752e2f8e6"`
[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" "83173e3d0195f4c7545a06f08dd79a751a6c38c45c61fbaa7d9da07752e2f8e6"`
[INFO] running `"docker" "rm" "-f" "83173e3d0195f4c7545a06f08dd79a751a6c38c45c61fbaa7d9da07752e2f8e6"`
[INFO] [stdout] 83173e3d0195f4c7545a06f08dd79a751a6c38c45c61fbaa7d9da07752e2f8e6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/alee792/RustCh2:/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] 55f2e298d6016ada6aeb70e608081474fddc5fc560dd7a699a58bb364fbad557
[INFO] running `"docker" "start" "-a" "55f2e298d6016ada6aeb70e608081474fddc5fc560dd7a699a58bb364fbad557"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-c7cc818d7e26e513
[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" "55f2e298d6016ada6aeb70e608081474fddc5fc560dd7a699a58bb364fbad557"`
[INFO] running `"docker" "rm" "-f" "55f2e298d6016ada6aeb70e608081474fddc5fc560dd7a699a58bb364fbad557"`
[INFO] [stdout] 55f2e298d6016ada6aeb70e608081474fddc5fc560dd7a699a58bb364fbad557