[INFO] cloning repository https://github.com/sbcodes/rust-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/sbcodes/rust-connect-four" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsbcodes%2Frust-connect-four", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsbcodes%2Frust-connect-four'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b9b20d194c1d919e339d7efc9798249cc67f1d0
[INFO] testing sbcodes/rust-connect-four against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsbcodes%2Frust-connect-four" "/workspace/builds/worker-56/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-56/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sbcodes/rust-connect-four on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sbcodes/rust-connect-four
[INFO] finished tweaking git repo https://github.com/sbcodes/rust-connect-four
[INFO] tweaked toml for git repo https://github.com/sbcodes/rust-connect-four written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate git repo https://github.com/sbcodes/rust-connect-four already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 847786a7d9847aad30db48c9725677de7c389592f4cd8015120b3a10bf907d5f
[INFO] running `Command { std: "docker" "start" "-a" "847786a7d9847aad30db48c9725677de7c389592f4cd8015120b3a10bf907d5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "847786a7d9847aad30db48c9725677de7c389592f4cd8015120b3a10bf907d5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "847786a7d9847aad30db48c9725677de7c389592f4cd8015120b3a10bf907d5f", kill_on_drop: false }`
[INFO] [stdout] 847786a7d9847aad30db48c9725677de7c389592f4cd8015120b3a10bf907d5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a24798ad8c4f47d31ca1c090d5f72a03e60d6a81dbb4e3aa193d1606b386f03
[INFO] running `Command { std: "docker" "start" "-a" "9a24798ad8c4f47d31ca1c090d5f72a03e60d6a81dbb4e3aa193d1606b386f03", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling text_io v0.1.8
[INFO] [stderr]    Compiling rust-connect-four v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.07s
[INFO] running `Command { std: "docker" "inspect" "9a24798ad8c4f47d31ca1c090d5f72a03e60d6a81dbb4e3aa193d1606b386f03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a24798ad8c4f47d31ca1c090d5f72a03e60d6a81dbb4e3aa193d1606b386f03", kill_on_drop: false }`
[INFO] [stdout] 9a24798ad8c4f47d31ca1c090d5f72a03e60d6a81dbb4e3aa193d1606b386f03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43a9aa16ed06d0edfe1b57fc84b41ff6ba56f428deec8e2741f6ec6bd1f4193f
[INFO] running `Command { std: "docker" "start" "-a" "43a9aa16ed06d0edfe1b57fc84b41ff6ba56f428deec8e2741f6ec6bd1f4193f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-connect-four v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "43a9aa16ed06d0edfe1b57fc84b41ff6ba56f428deec8e2741f6ec6bd1f4193f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a9aa16ed06d0edfe1b57fc84b41ff6ba56f428deec8e2741f6ec6bd1f4193f", kill_on_drop: false }`
[INFO] [stdout] 43a9aa16ed06d0edfe1b57fc84b41ff6ba56f428deec8e2741f6ec6bd1f4193f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3964a7c34c8902feff4196990e51f5c4df500cd6f5bf1b6052f28deb85e2f437
[INFO] running `Command { std: "docker" "start" "-a" "3964a7c34c8902feff4196990e51f5c4df500cd6f5bf1b6052f28deb85e2f437", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 39.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_connect_four-570ff1f035f35ff2)
[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" "3964a7c34c8902feff4196990e51f5c4df500cd6f5bf1b6052f28deb85e2f437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3964a7c34c8902feff4196990e51f5c4df500cd6f5bf1b6052f28deb85e2f437", kill_on_drop: false }`
[INFO] [stdout] 3964a7c34c8902feff4196990e51f5c4df500cd6f5bf1b6052f28deb85e2f437