[INFO] updating cached repository SilverSylvester/game-of-life-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/SilverSylvester/game-of-life-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/SilverSylvester/game-of-life-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/SilverSylvester/game-of-life-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/SilverSylvester/game-of-life-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SilverSylvester/game-of-life-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SilverSylvester/game-of-life-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SilverSylvester/game-of-life-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fa288430c20989ca558643928b7ea6f53c6bc5e7
[INFO] sha for GitHub repo SilverSylvester/game-of-life-rust: fa288430c20989ca558643928b7ea6f53c6bc5e7
[INFO] validating manifest of SilverSylvester/game-of-life-rust 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 SilverSylvester/game-of-life-rust 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 SilverSylvester/game-of-life-rust
[INFO] finished frobbing SilverSylvester/game-of-life-rust
[INFO] frobbed toml for SilverSylvester/game-of-life-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/SilverSylvester/game-of-life-rust/Cargo.toml
[INFO] started frobbing SilverSylvester/game-of-life-rust
[INFO] finished frobbing SilverSylvester/game-of-life-rust
[INFO] frobbed toml for SilverSylvester/game-of-life-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SilverSylvester/game-of-life-rust/Cargo.toml
[INFO] crate SilverSylvester/game-of-life-rust 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] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SilverSylvester/game-of-life-rust/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 SilverSylvester/game-of-life-rust 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-5/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/SilverSylvester/game-of-life-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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 381a41b675d34074726438d1301ccb889db0cd910545c2356c488d1cc2c6a0f1
[INFO] running `"docker" "start" "-a" "381a41b675d34074726438d1301ccb889db0cd910545c2356c488d1cc2c6a0f1"`
[INFO] [stderr]    Compiling game-of-life-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "381a41b675d34074726438d1301ccb889db0cd910545c2356c488d1cc2c6a0f1"`
[INFO] running `"docker" "rm" "-f" "381a41b675d34074726438d1301ccb889db0cd910545c2356c488d1cc2c6a0f1"`
[INFO] [stdout] 381a41b675d34074726438d1301ccb889db0cd910545c2356c488d1cc2c6a0f1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/SilverSylvester/game-of-life-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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 032d532eda531055002b14d3b2a5cb4ced00b3bd82ddba73e4a7534194ee657a
[INFO] running `"docker" "start" "-a" "032d532eda531055002b14d3b2a5cb4ced00b3bd82ddba73e4a7534194ee657a"`
[INFO] [stderr]    Compiling game-of-life-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "032d532eda531055002b14d3b2a5cb4ced00b3bd82ddba73e4a7534194ee657a"`
[INFO] running `"docker" "rm" "-f" "032d532eda531055002b14d3b2a5cb4ced00b3bd82ddba73e4a7534194ee657a"`
[INFO] [stdout] 032d532eda531055002b14d3b2a5cb4ced00b3bd82ddba73e4a7534194ee657a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/SilverSylvester/game-of-life-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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 2db069625b95518a74314d2d8e710b5260a2c7ab907a471fbb0bb205603e2a07
[INFO] running `"docker" "start" "-a" "2db069625b95518a74314d2d8e710b5260a2c7ab907a471fbb0bb205603e2a07"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/game_of_life_rust-a51079bda1a6b714
[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" "2db069625b95518a74314d2d8e710b5260a2c7ab907a471fbb0bb205603e2a07"`
[INFO] running `"docker" "rm" "-f" "2db069625b95518a74314d2d8e710b5260a2c7ab907a471fbb0bb205603e2a07"`
[INFO] [stdout] 2db069625b95518a74314d2d8e710b5260a2c7ab907a471fbb0bb205603e2a07