[INFO] cloning repository https://github.com/lbrande/connect-four
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lbrande/connect-four" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flbrande%2Fconnect-four", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flbrande%2Fconnect-four'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e7e14fc17c0a8939ac096dd0e7238c523bc8ee5
[INFO] testing lbrande/connect-four against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flbrande%2Fconnect-four" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lbrande/connect-four on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lbrande/connect-four
[INFO] finished tweaking git repo https://github.com/lbrande/connect-four
[INFO] tweaked toml for git repo https://github.com/lbrande/connect-four written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/lbrande/connect-four already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.57
[INFO] [stderr]   Downloaded scoped-tls v0.1.2
[INFO] [stderr]   Downloaded loom v0.3.4
[INFO] [stderr]   Downloaded bytes v0.5.5
[INFO] [stderr]   Downloaded generator v0.6.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fef8f8255c040debe25c1a668b37197b3c2306d763e23bd3901ef3ac5996a6ca
[INFO] running `Command { std: "docker" "start" "-a" "fef8f8255c040debe25c1a668b37197b3c2306d763e23bd3901ef3ac5996a6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fef8f8255c040debe25c1a668b37197b3c2306d763e23bd3901ef3ac5996a6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fef8f8255c040debe25c1a668b37197b3c2306d763e23bd3901ef3ac5996a6ca", kill_on_drop: false }`
[INFO] [stdout] fef8f8255c040debe25c1a668b37197b3c2306d763e23bd3901ef3ac5996a6ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] babce3e83397cad2b24cd1680ca92034520e88e8d189afd7a16c81181759b74e
[INFO] running `Command { std: "docker" "start" "-a" "babce3e83397cad2b24cd1680ca92034520e88e8d189afd7a16c81181759b74e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling bytes v0.5.5
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling lib v0.1.0 (/opt/rustwide/workdir/lib)
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling bin v0.1.0 (/opt/rustwide/workdir/bin)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.06s
[INFO] running `Command { std: "docker" "inspect" "babce3e83397cad2b24cd1680ca92034520e88e8d189afd7a16c81181759b74e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "babce3e83397cad2b24cd1680ca92034520e88e8d189afd7a16c81181759b74e", kill_on_drop: false }`
[INFO] [stdout] babce3e83397cad2b24cd1680ca92034520e88e8d189afd7a16c81181759b74e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 997c41b549a99fa028c56ac2d745d9e9195f010fb51a9dc3b134369feece2250
[INFO] running `Command { std: "docker" "start" "-a" "997c41b549a99fa028c56ac2d745d9e9195f010fb51a9dc3b134369feece2250", kill_on_drop: false }`
[INFO] [stderr]    Compiling lib v0.1.0 (/opt/rustwide/workdir/lib)
[INFO] [stderr]    Compiling bin v0.1.0 (/opt/rustwide/workdir/bin)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "997c41b549a99fa028c56ac2d745d9e9195f010fb51a9dc3b134369feece2250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "997c41b549a99fa028c56ac2d745d9e9195f010fb51a9dc3b134369feece2250", kill_on_drop: false }`
[INFO] [stdout] 997c41b549a99fa028c56ac2d745d9e9195f010fb51a9dc3b134369feece2250
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a1ae0fc96b1aae951ccd9ee2787571f904d27655cf64cb52321f049327b04be
[INFO] running `Command { std: "docker" "start" "-a" "0a1ae0fc96b1aae951ccd9ee2787571f904d27655cf64cb52321f049327b04be", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bin-8ac5a769001db3ec)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lib-f2115a9dfd821876)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lib
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a1ae0fc96b1aae951ccd9ee2787571f904d27655cf64cb52321f049327b04be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a1ae0fc96b1aae951ccd9ee2787571f904d27655cf64cb52321f049327b04be", kill_on_drop: false }`
[INFO] [stdout] 0a1ae0fc96b1aae951ccd9ee2787571f904d27655cf64cb52321f049327b04be