[INFO] fetching crate guessing_game_kongweian1 0.2.0...
[INFO] testing guessing_game_kongweian1-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate guessing_game_kongweian1 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate guessing_game_kongweian1 0.2.0
[INFO] finished tweaking crates.io crate guessing_game_kongweian1 0.2.0
[INFO] tweaked toml for crates.io crate guessing_game_kongweian1 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate guessing_game_kongweian1 0.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate guessing_game_kongweian1 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45b74dad37ae5d572873da3c494974bf070710dd48d9a67fb62e6da1a6c2633b
[INFO] running `Command { std: "docker" "start" "-a" "45b74dad37ae5d572873da3c494974bf070710dd48d9a67fb62e6da1a6c2633b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45b74dad37ae5d572873da3c494974bf070710dd48d9a67fb62e6da1a6c2633b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b74dad37ae5d572873da3c494974bf070710dd48d9a67fb62e6da1a6c2633b", kill_on_drop: false }`
[INFO] [stdout] 45b74dad37ae5d572873da3c494974bf070710dd48d9a67fb62e6da1a6c2633b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c124b730507ba1097e0cfcd28ca36544fceba4fb7590b38b727bc1e9d1e198c
[INFO] running `Command { std: "docker" "start" "-a" "2c124b730507ba1097e0cfcd28ca36544fceba4fb7590b38b727bc1e9d1e198c", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game_kongweian1 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "2c124b730507ba1097e0cfcd28ca36544fceba4fb7590b38b727bc1e9d1e198c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c124b730507ba1097e0cfcd28ca36544fceba4fb7590b38b727bc1e9d1e198c", kill_on_drop: false }`
[INFO] [stdout] 2c124b730507ba1097e0cfcd28ca36544fceba4fb7590b38b727bc1e9d1e198c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3a5bfd8a2bb30661cdb4ed21662d5b394a4dc37ae622441d15f6e68535dff7b
[INFO] running `Command { std: "docker" "start" "-a" "f3a5bfd8a2bb30661cdb4ed21662d5b394a4dc37ae622441d15f6e68535dff7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game_kongweian1 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "f3a5bfd8a2bb30661cdb4ed21662d5b394a4dc37ae622441d15f6e68535dff7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a5bfd8a2bb30661cdb4ed21662d5b394a4dc37ae622441d15f6e68535dff7b", kill_on_drop: false }`
[INFO] [stdout] f3a5bfd8a2bb30661cdb4ed21662d5b394a4dc37ae622441d15f6e68535dff7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b3ab6048f39d4c999a46764f36dd9427b5e5d4f8b67fb14ccbc9e30148748d6
[INFO] running `Command { std: "docker" "start" "-a" "4b3ab6048f39d4c999a46764f36dd9427b5e5d4f8b67fb14ccbc9e30148748d6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/guessing_game_kongweian1-472c8171eb179192)
[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" "4b3ab6048f39d4c999a46764f36dd9427b5e5d4f8b67fb14ccbc9e30148748d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b3ab6048f39d4c999a46764f36dd9427b5e5d4f8b67fb14ccbc9e30148748d6", kill_on_drop: false }`
[INFO] [stdout] 4b3ab6048f39d4c999a46764f36dd9427b5e5d4f8b67fb14ccbc9e30148748d6