[INFO] cloning repository https://github.com/kingLu1/Guessing-Game-With-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kingLu1/Guessing-Game-With-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkingLu1%2FGuessing-Game-With-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkingLu1%2FGuessing-Game-With-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72686c48a4dd1a1b5a41223b0524eb6a6ffef23b
[INFO] testing kingLu1/Guessing-Game-With-Rust 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%2FkingLu1%2FGuessing-Game-With-Rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kingLu1/Guessing-Game-With-Rust 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/kingLu1/Guessing-Game-With-Rust
[INFO] finished tweaking git repo https://github.com/kingLu1/Guessing-Game-With-Rust
[INFO] tweaked toml for git repo https://github.com/kingLu1/Guessing-Game-With-Rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/kingLu1/Guessing-Game-With-Rust 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] bd5b5378134e541b9cb2631acb27b1178201c0bd2485dde8b42a09dc985133c8
[INFO] running `Command { std: "docker" "start" "-a" "bd5b5378134e541b9cb2631acb27b1178201c0bd2485dde8b42a09dc985133c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd5b5378134e541b9cb2631acb27b1178201c0bd2485dde8b42a09dc985133c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd5b5378134e541b9cb2631acb27b1178201c0bd2485dde8b42a09dc985133c8", kill_on_drop: false }`
[INFO] [stdout] bd5b5378134e541b9cb2631acb27b1178201c0bd2485dde8b42a09dc985133c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 6a4df1f823c32da9b7d6bb5231d2746b9b989b210a854937c49ecf344f859152
[INFO] running `Command { std: "docker" "start" "-a" "6a4df1f823c32da9b7d6bb5231d2746b9b989b210a854937c49ecf344f859152", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.44s
[INFO] running `Command { std: "docker" "inspect" "6a4df1f823c32da9b7d6bb5231d2746b9b989b210a854937c49ecf344f859152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a4df1f823c32da9b7d6bb5231d2746b9b989b210a854937c49ecf344f859152", kill_on_drop: false }`
[INFO] [stdout] 6a4df1f823c32da9b7d6bb5231d2746b9b989b210a854937c49ecf344f859152
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 461c87da2dec18b1978786a8236ab6cd78af60d93bc6ae44b95233f399e36658
[INFO] running `Command { std: "docker" "start" "-a" "461c87da2dec18b1978786a8236ab6cd78af60d93bc6ae44b95233f399e36658", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "461c87da2dec18b1978786a8236ab6cd78af60d93bc6ae44b95233f399e36658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "461c87da2dec18b1978786a8236ab6cd78af60d93bc6ae44b95233f399e36658", kill_on_drop: false }`
[INFO] [stdout] 461c87da2dec18b1978786a8236ab6cd78af60d93bc6ae44b95233f399e36658
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] fc1e06373b719b35fa8c5640145e1a57286302841fdf3a3b6682c554cb5f1e61
[INFO] running `Command { std: "docker" "start" "-a" "fc1e06373b719b35fa8c5640145e1a57286302841fdf3a3b6682c554cb5f1e61", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-8752451c5833c844)
[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" "fc1e06373b719b35fa8c5640145e1a57286302841fdf3a3b6682c554cb5f1e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc1e06373b719b35fa8c5640145e1a57286302841fdf3a3b6682c554cb5f1e61", kill_on_drop: false }`
[INFO] [stdout] fc1e06373b719b35fa8c5640145e1a57286302841fdf3a3b6682c554cb5f1e61