[INFO] cloning repository https://github.com/hhorton2/guessing_game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hhorton2/guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhhorton2%2Fguessing_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhhorton2%2Fguessing_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20cae6253060638d2ee6858280dc0eff5771e960
[INFO] testing hhorton2/guessing_game against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhhorton2%2Fguessing_game" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hhorton2/guessing_game 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/hhorton2/guessing_game
[INFO] finished tweaking git repo https://github.com/hhorton2/guessing_game
[INFO] tweaked toml for git repo https://github.com/hhorton2/guessing_game written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/hhorton2/guessing_game 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] ae9c907bc8f354aa759c0a434f3882c28d1c1c3873251843f085ff2f29908a0f
[INFO] running `Command { std: "docker" "start" "-a" "ae9c907bc8f354aa759c0a434f3882c28d1c1c3873251843f085ff2f29908a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae9c907bc8f354aa759c0a434f3882c28d1c1c3873251843f085ff2f29908a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae9c907bc8f354aa759c0a434f3882c28d1c1c3873251843f085ff2f29908a0f", kill_on_drop: false }`
[INFO] [stdout] ae9c907bc8f354aa759c0a434f3882c28d1c1c3873251843f085ff2f29908a0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 5af48187fde3d816e13550af05e4fc31e613375b4c7706fbf6ab6ad942040f86
[INFO] running `Command { std: "docker" "start" "-a" "5af48187fde3d816e13550af05e4fc31e613375b4c7706fbf6ab6ad942040f86", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.26s
[INFO] running `Command { std: "docker" "inspect" "5af48187fde3d816e13550af05e4fc31e613375b4c7706fbf6ab6ad942040f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5af48187fde3d816e13550af05e4fc31e613375b4c7706fbf6ab6ad942040f86", kill_on_drop: false }`
[INFO] [stdout] 5af48187fde3d816e13550af05e4fc31e613375b4c7706fbf6ab6ad942040f86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 8115d43f2710c371697ebbe0a896746d12932ac75cfcf27d3764b32cbf283dc6
[INFO] running `Command { std: "docker" "start" "-a" "8115d43f2710c371697ebbe0a896746d12932ac75cfcf27d3764b32cbf283dc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "8115d43f2710c371697ebbe0a896746d12932ac75cfcf27d3764b32cbf283dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8115d43f2710c371697ebbe0a896746d12932ac75cfcf27d3764b32cbf283dc6", kill_on_drop: false }`
[INFO] [stdout] 8115d43f2710c371697ebbe0a896746d12932ac75cfcf27d3764b32cbf283dc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 9d9109ae9d0afd8db93112f0c0a4b42ece30fc43097c7f4b70aa4c5f55dc2d7d
[INFO] running `Command { std: "docker" "start" "-a" "9d9109ae9d0afd8db93112f0c0a4b42ece30fc43097c7f4b70aa4c5f55dc2d7d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-1b4644ab97a24fee)
[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" "9d9109ae9d0afd8db93112f0c0a4b42ece30fc43097c7f4b70aa4c5f55dc2d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d9109ae9d0afd8db93112f0c0a4b42ece30fc43097c7f4b70aa4c5f55dc2d7d", kill_on_drop: false }`
[INFO] [stdout] 9d9109ae9d0afd8db93112f0c0a4b42ece30fc43097c7f4b70aa4c5f55dc2d7d