[INFO] cloning repository https://github.com/Krettis/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/Krettis/guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKrettis%2Fguessing_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKrettis%2Fguessing_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6871ec32981bd22673a09838a0403a2fa00d999b
[INFO] testing Krettis/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%2FKrettis%2Fguessing_game" "/workspace/builds/worker-93/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-93/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Krettis/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/Krettis/guessing_game
[INFO] finished tweaking git repo https://github.com/Krettis/guessing_game
[INFO] tweaked toml for git repo https://github.com/Krettis/guessing_game written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] crate git repo https://github.com/Krettis/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] d52b161795a5da1f1b78299e276098df88cce24af89514b7a030e337d7763052
[INFO] running `Command { std: "docker" "start" "-a" "d52b161795a5da1f1b78299e276098df88cce24af89514b7a030e337d7763052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d52b161795a5da1f1b78299e276098df88cce24af89514b7a030e337d7763052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d52b161795a5da1f1b78299e276098df88cce24af89514b7a030e337d7763052", kill_on_drop: false }`
[INFO] [stdout] d52b161795a5da1f1b78299e276098df88cce24af89514b7a030e337d7763052
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] ab732ff3ae549ed89458396b58ca81c1ae57c3f7d4b9a0fc152142afca3526d1
[INFO] running `Command { std: "docker" "start" "-a" "ab732ff3ae549ed89458396b58ca81c1ae57c3f7d4b9a0fc152142afca3526d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.12
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "ab732ff3ae549ed89458396b58ca81c1ae57c3f7d4b9a0fc152142afca3526d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab732ff3ae549ed89458396b58ca81c1ae57c3f7d4b9a0fc152142afca3526d1", kill_on_drop: false }`
[INFO] [stdout] ab732ff3ae549ed89458396b58ca81c1ae57c3f7d4b9a0fc152142afca3526d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] fc903cbe7cbfaaf890f3535feb4da6c6fd5daf748b913a49ca43998bd65204bc
[INFO] running `Command { std: "docker" "start" "-a" "fc903cbe7cbfaaf890f3535feb4da6c6fd5daf748b913a49ca43998bd65204bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "fc903cbe7cbfaaf890f3535feb4da6c6fd5daf748b913a49ca43998bd65204bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc903cbe7cbfaaf890f3535feb4da6c6fd5daf748b913a49ca43998bd65204bc", kill_on_drop: false }`
[INFO] [stdout] fc903cbe7cbfaaf890f3535feb4da6c6fd5daf748b913a49ca43998bd65204bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] ba830a2ef953d9695b2bbeb9305ec7fadbc0e2e07fcf7c33a2c81b58e674ffa2
[INFO] running `Command { std: "docker" "start" "-a" "ba830a2ef953d9695b2bbeb9305ec7fadbc0e2e07fcf7c33a2c81b58e674ffa2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-e93fcf6175d977e6)
[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" "ba830a2ef953d9695b2bbeb9305ec7fadbc0e2e07fcf7c33a2c81b58e674ffa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba830a2ef953d9695b2bbeb9305ec7fadbc0e2e07fcf7c33a2c81b58e674ffa2", kill_on_drop: false }`
[INFO] [stdout] ba830a2ef953d9695b2bbeb9305ec7fadbc0e2e07fcf7c33a2c81b58e674ffa2