[INFO] fetching crate guessing_game_example_from_book_crg 0.1.0...
[INFO] testing guessing_game_example_from_book_crg-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate guessing_game_example_from_book_crg 0.1.0 into /workspace/builds/worker-45/source
[INFO] validating manifest of crates.io crate guessing_game_example_from_book_crg 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_example_from_book_crg 0.1.0
[INFO] finished tweaking crates.io crate guessing_game_example_from_book_crg 0.1.0
[INFO] tweaked toml for crates.io crate guessing_game_example_from_book_crg 0.1.0 written to /workspace/builds/worker-45/source/Cargo.toml
[INFO] crate crates.io crate guessing_game_example_from_book_crg 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] [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-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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] 0cd87c678bf2390fc38c180e298910e62fafd27c100f6f78a5e6fbbb822cec5f
[INFO] running `Command { std: "docker" "start" "-a" "0cd87c678bf2390fc38c180e298910e62fafd27c100f6f78a5e6fbbb822cec5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cd87c678bf2390fc38c180e298910e62fafd27c100f6f78a5e6fbbb822cec5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cd87c678bf2390fc38c180e298910e62fafd27c100f6f78a5e6fbbb822cec5f", kill_on_drop: false }`
[INFO] [stdout] 0cd87c678bf2390fc38c180e298910e62fafd27c100f6f78a5e6fbbb822cec5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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] d65ca7fb136ad863dd545939c56491218ddc7e3cda7d4e15b5cf31f6749dfbfd
[INFO] running `Command { std: "docker" "start" "-a" "d65ca7fb136ad863dd545939c56491218ddc7e3cda7d4e15b5cf31f6749dfbfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling guessing_game_example_from_book_crg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.15s
[INFO] running `Command { std: "docker" "inspect" "d65ca7fb136ad863dd545939c56491218ddc7e3cda7d4e15b5cf31f6749dfbfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d65ca7fb136ad863dd545939c56491218ddc7e3cda7d4e15b5cf31f6749dfbfd", kill_on_drop: false }`
[INFO] [stdout] d65ca7fb136ad863dd545939c56491218ddc7e3cda7d4e15b5cf31f6749dfbfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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] a335d5a1e4a1040f481c63153df63efbfb1bb562a3019ffe50df20065f31d11c
[INFO] running `Command { std: "docker" "start" "-a" "a335d5a1e4a1040f481c63153df63efbfb1bb562a3019ffe50df20065f31d11c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling guessing_game_example_from_book_crg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "a335d5a1e4a1040f481c63153df63efbfb1bb562a3019ffe50df20065f31d11c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a335d5a1e4a1040f481c63153df63efbfb1bb562a3019ffe50df20065f31d11c", kill_on_drop: false }`
[INFO] [stdout] a335d5a1e4a1040f481c63153df63efbfb1bb562a3019ffe50df20065f31d11c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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] 71a7bf20135b38310330d976eb50a838408b6727768b2489a09bb79ef6b4454c
[INFO] running `Command { std: "docker" "start" "-a" "71a7bf20135b38310330d976eb50a838408b6727768b2489a09bb79ef6b4454c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game_example_from_book_crg-3eb94a2145e082ca)
[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" "71a7bf20135b38310330d976eb50a838408b6727768b2489a09bb79ef6b4454c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a7bf20135b38310330d976eb50a838408b6727768b2489a09bb79ef6b4454c", kill_on_drop: false }`
[INFO] [stdout] 71a7bf20135b38310330d976eb50a838408b6727768b2489a09bb79ef6b4454c