[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-1.37-6/sources/1.36.0/gh/SilverSylvester/game-of-life-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/gh/SilverSylvester/game-of-life-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/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 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of SilverSylvester/game-of-life-rust 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 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-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/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" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 SilverSylvester/game-of-life-rust against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 3fbb6b7e1217090f221ea4ca961d3a70748532b637dc5e1e06be549e86648c0d
[INFO] running `"docker" "start" "-a" "3fbb6b7e1217090f221ea4ca961d3a70748532b637dc5e1e06be549e86648c0d"`
[INFO] [stderr]    Compiling game-of-life-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "3fbb6b7e1217090f221ea4ca961d3a70748532b637dc5e1e06be549e86648c0d"`
[INFO] running `"docker" "rm" "-f" "3fbb6b7e1217090f221ea4ca961d3a70748532b637dc5e1e06be549e86648c0d"`
[INFO] [stdout] 3fbb6b7e1217090f221ea4ca961d3a70748532b637dc5e1e06be549e86648c0d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7725126c842e473930dbd9857892746b6f6c763084266da2f411cf754755b72c
[INFO] running `"docker" "start" "-a" "7725126c842e473930dbd9857892746b6f6c763084266da2f411cf754755b72c"`
[INFO] [stderr]    Compiling game-of-life-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "7725126c842e473930dbd9857892746b6f6c763084266da2f411cf754755b72c"`
[INFO] running `"docker" "rm" "-f" "7725126c842e473930dbd9857892746b6f6c763084266da2f411cf754755b72c"`
[INFO] [stdout] 7725126c842e473930dbd9857892746b6f6c763084266da2f411cf754755b72c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] fc7c93fcb9fc6f1a74e841db2b5cdd71398a01bc7113c9e3ff7f22d55292f3ea
[INFO] running `"docker" "start" "-a" "fc7c93fcb9fc6f1a74e841db2b5cdd71398a01bc7113c9e3ff7f22d55292f3ea"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/game_of_life_rust-dbc145758cec6dc6
[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" "fc7c93fcb9fc6f1a74e841db2b5cdd71398a01bc7113c9e3ff7f22d55292f3ea"`
[INFO] running `"docker" "rm" "-f" "fc7c93fcb9fc6f1a74e841db2b5cdd71398a01bc7113c9e3ff7f22d55292f3ea"`
[INFO] [stdout] fc7c93fcb9fc6f1a74e841db2b5cdd71398a01bc7113c9e3ff7f22d55292f3ea