[INFO] updating cached repository krahul84/ConnectFour
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/krahul84/ConnectFour
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/krahul84/ConnectFour" "work/ex/beta-1.38-1/sources/1.37.0/gh/krahul84/ConnectFour"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/krahul84/ConnectFour'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/krahul84/ConnectFour" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/krahul84/ConnectFour"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/krahul84/ConnectFour'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a57491cf7632dd59f2c49bcdc98d7a991086d5b2
[INFO] sha for GitHub repo krahul84/ConnectFour: a57491cf7632dd59f2c49bcdc98d7a991086d5b2
[INFO] validating manifest of krahul84/ConnectFour 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 krahul84/ConnectFour 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 krahul84/ConnectFour
[INFO] finished frobbing krahul84/ConnectFour
[INFO] frobbed toml for krahul84/ConnectFour written to work/ex/beta-1.38-1/sources/1.37.0/gh/krahul84/ConnectFour/Cargo.toml
[INFO] started frobbing krahul84/ConnectFour
[INFO] finished frobbing krahul84/ConnectFour
[INFO] frobbed toml for krahul84/ConnectFour written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/krahul84/ConnectFour/Cargo.toml
[INFO] crate krahul84/ConnectFour 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 krahul84/ConnectFour 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-3/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/krahul84/ConnectFour:/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] 878d0f3d410ebc792fe85fa37e85b2d9b5be1d12a57a10607dffce1d7070a185
[INFO] running `"docker" "start" "-a" "878d0f3d410ebc792fe85fa37e85b2d9b5be1d12a57a10607dffce1d7070a185"`
[INFO] [stderr]    Compiling ConnectFour v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `ConnectFour` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `connect_four`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "878d0f3d410ebc792fe85fa37e85b2d9b5be1d12a57a10607dffce1d7070a185"`
[INFO] running `"docker" "rm" "-f" "878d0f3d410ebc792fe85fa37e85b2d9b5be1d12a57a10607dffce1d7070a185"`
[INFO] [stdout] 878d0f3d410ebc792fe85fa37e85b2d9b5be1d12a57a10607dffce1d7070a185
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/krahul84/ConnectFour:/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] 87f6a035b7c342306189b98630d56a8189916f08179e76966dded67790e161fc
[INFO] running `"docker" "start" "-a" "87f6a035b7c342306189b98630d56a8189916f08179e76966dded67790e161fc"`
[INFO] [stderr]    Compiling ConnectFour v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `ConnectFour` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `connect_four`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "87f6a035b7c342306189b98630d56a8189916f08179e76966dded67790e161fc"`
[INFO] running `"docker" "rm" "-f" "87f6a035b7c342306189b98630d56a8189916f08179e76966dded67790e161fc"`
[INFO] [stdout] 87f6a035b7c342306189b98630d56a8189916f08179e76966dded67790e161fc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/krahul84/ConnectFour:/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] 49bd1f455782d40cab2b900c34e23934cf565317722a3f77e3307a017a7cbf3d
[INFO] running `"docker" "start" "-a" "49bd1f455782d40cab2b900c34e23934cf565317722a3f77e3307a017a7cbf3d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ConnectFour-6bc1ecf2da60164b
[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" "49bd1f455782d40cab2b900c34e23934cf565317722a3f77e3307a017a7cbf3d"`
[INFO] running `"docker" "rm" "-f" "49bd1f455782d40cab2b900c34e23934cf565317722a3f77e3307a017a7cbf3d"`
[INFO] [stdout] 49bd1f455782d40cab2b900c34e23934cf565317722a3f77e3307a017a7cbf3d