[INFO] updating cached repository panicbit/connect_four
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/panicbit/connect_four
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/panicbit/connect_four" "work/ex/beta-1.38-1/sources/1.37.0/gh/panicbit/connect_four"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/panicbit/connect_four'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/panicbit/connect_four" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/panicbit/connect_four"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/panicbit/connect_four'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7b8ad172a45f314f4827d3cb9c019d790f5de0d2
[INFO] sha for GitHub repo panicbit/connect_four: 7b8ad172a45f314f4827d3cb9c019d790f5de0d2
[INFO] validating manifest of panicbit/connect_four 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 panicbit/connect_four 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 panicbit/connect_four
[INFO] finished frobbing panicbit/connect_four
[INFO] frobbed toml for panicbit/connect_four written to work/ex/beta-1.38-1/sources/1.37.0/gh/panicbit/connect_four/Cargo.toml
[INFO] started frobbing panicbit/connect_four
[INFO] finished frobbing panicbit/connect_four
[INFO] frobbed toml for panicbit/connect_four written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/panicbit/connect_four/Cargo.toml
[INFO] crate panicbit/connect_four 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 panicbit/connect_four 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/panicbit/connect_four:/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] 2da67509be445fab4ec924ae3b5448ce65a76e4f3e03f37bec8e9a62d61cd901
[INFO] running `"docker" "start" "-a" "2da67509be445fab4ec924ae3b5448ce65a76e4f3e03f37bec8e9a62d61cd901"`
[INFO] [stderr]    Compiling connect_four v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "2da67509be445fab4ec924ae3b5448ce65a76e4f3e03f37bec8e9a62d61cd901"`
[INFO] running `"docker" "rm" "-f" "2da67509be445fab4ec924ae3b5448ce65a76e4f3e03f37bec8e9a62d61cd901"`
[INFO] [stdout] 2da67509be445fab4ec924ae3b5448ce65a76e4f3e03f37bec8e9a62d61cd901
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/panicbit/connect_four:/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] 632464cd4bba75858786e9f1bfab4d2827062bf301516976c9a867531ba60ca7
[INFO] running `"docker" "start" "-a" "632464cd4bba75858786e9f1bfab4d2827062bf301516976c9a867531ba60ca7"`
[INFO] [stderr]    Compiling connect_four v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "632464cd4bba75858786e9f1bfab4d2827062bf301516976c9a867531ba60ca7"`
[INFO] running `"docker" "rm" "-f" "632464cd4bba75858786e9f1bfab4d2827062bf301516976c9a867531ba60ca7"`
[INFO] [stdout] 632464cd4bba75858786e9f1bfab4d2827062bf301516976c9a867531ba60ca7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/panicbit/connect_four:/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] 25b2e70e886b015772f9bd1ac914d0f3957b66c23bddd0f7277b3c6e32e143f9
[INFO] running `"docker" "start" "-a" "25b2e70e886b015772f9bd1ac914d0f3957b66c23bddd0f7277b3c6e32e143f9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/connect_four-559a9a4eb1501277
[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" "25b2e70e886b015772f9bd1ac914d0f3957b66c23bddd0f7277b3c6e32e143f9"`
[INFO] running `"docker" "rm" "-f" "25b2e70e886b015772f9bd1ac914d0f3957b66c23bddd0f7277b3c6e32e143f9"`
[INFO] [stdout] 25b2e70e886b015772f9bd1ac914d0f3957b66c23bddd0f7277b3c6e32e143f9