[INFO] fetching crate guessing_game_by_rust_book 0.1.0...
[INFO] testing guessing_game_by_rust_book-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate guessing_game_by_rust_book 0.1.0 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate guessing_game_by_rust_book 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate guessing_game_by_rust_book 0.1.0
[INFO] finished tweaking crates.io crate guessing_game_by_rust_book 0.1.0
[INFO] tweaked toml for crates.io crate guessing_game_by_rust_book 0.1.0 written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] crate crates.io crate guessing_game_by_rust_book 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d1a7b1b4db10b6d8d9b02a11c072699f22f55e53b86d3de52e6fa9139196b67
[INFO] running `Command { std: "docker" "start" "-a" "4d1a7b1b4db10b6d8d9b02a11c072699f22f55e53b86d3de52e6fa9139196b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d1a7b1b4db10b6d8d9b02a11c072699f22f55e53b86d3de52e6fa9139196b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d1a7b1b4db10b6d8d9b02a11c072699f22f55e53b86d3de52e6fa9139196b67", kill_on_drop: false }`
[INFO] [stdout] 4d1a7b1b4db10b6d8d9b02a11c072699f22f55e53b86d3de52e6fa9139196b67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b25ccdd7b086fb16592a94fed469f5b8b50781cd630bbdc4a5da28b546deec88
[INFO] running `Command { std: "docker" "start" "-a" "b25ccdd7b086fb16592a94fed469f5b8b50781cd630bbdc4a5da28b546deec88", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling guessing_game_by_rust_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.67s
[INFO] running `Command { std: "docker" "inspect" "b25ccdd7b086fb16592a94fed469f5b8b50781cd630bbdc4a5da28b546deec88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b25ccdd7b086fb16592a94fed469f5b8b50781cd630bbdc4a5da28b546deec88", kill_on_drop: false }`
[INFO] [stdout] b25ccdd7b086fb16592a94fed469f5b8b50781cd630bbdc4a5da28b546deec88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22a8fa3bc4dc575cd90b2a44076d257f2b5e231e0a2caaa989a10e32602d4684
[INFO] running `Command { std: "docker" "start" "-a" "22a8fa3bc4dc575cd90b2a44076d257f2b5e231e0a2caaa989a10e32602d4684", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game_by_rust_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "22a8fa3bc4dc575cd90b2a44076d257f2b5e231e0a2caaa989a10e32602d4684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22a8fa3bc4dc575cd90b2a44076d257f2b5e231e0a2caaa989a10e32602d4684", kill_on_drop: false }`
[INFO] [stdout] 22a8fa3bc4dc575cd90b2a44076d257f2b5e231e0a2caaa989a10e32602d4684
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d02388a5a375aab23c7018ae2545b443f81fe2c4341d17b894e08bb4476f9ce
[INFO] running `Command { std: "docker" "start" "-a" "9d02388a5a375aab23c7018ae2545b443f81fe2c4341d17b894e08bb4476f9ce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game_by_rust_book-5fa1672f1cd90485)
[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" "9d02388a5a375aab23c7018ae2545b443f81fe2c4341d17b894e08bb4476f9ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d02388a5a375aab23c7018ae2545b443f81fe2c4341d17b894e08bb4476f9ce", kill_on_drop: false }`
[INFO] [stdout] 9d02388a5a375aab23c7018ae2545b443f81fe2c4341d17b894e08bb4476f9ce