[INFO] fetching crate ken_guessing_game 0.1.0...
[INFO] testing ken_guessing_game-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ken_guessing_game 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate ken_guessing_game 0.1.0
[INFO] finished tweaking crates.io crate ken_guessing_game 0.1.0
[INFO] tweaked toml for crates.io crate ken_guessing_game 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ken_guessing_game 0.1.0 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 ken_guessing_game 0.1.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5bda63d0727f509991ce6466ba1a4359174e65d667adcabe7a3711de0c48cc37
[INFO] running `Command { std: "docker" "start" "-a" "5bda63d0727f509991ce6466ba1a4359174e65d667adcabe7a3711de0c48cc37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bda63d0727f509991ce6466ba1a4359174e65d667adcabe7a3711de0c48cc37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bda63d0727f509991ce6466ba1a4359174e65d667adcabe7a3711de0c48cc37", kill_on_drop: false }`
[INFO] [stdout] 5bda63d0727f509991ce6466ba1a4359174e65d667adcabe7a3711de0c48cc37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d3e0c1db43859c7e9d1d39b34f9ad6bbadc9d0be3ba91993ba0b4ed56e835a6e
[INFO] running `Command { std: "docker" "start" "-a" "d3e0c1db43859c7e9d1d39b34f9ad6bbadc9d0be3ba91993ba0b4ed56e835a6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling ken_guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "d3e0c1db43859c7e9d1d39b34f9ad6bbadc9d0be3ba91993ba0b4ed56e835a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e0c1db43859c7e9d1d39b34f9ad6bbadc9d0be3ba91993ba0b4ed56e835a6e", kill_on_drop: false }`
[INFO] [stdout] d3e0c1db43859c7e9d1d39b34f9ad6bbadc9d0be3ba91993ba0b4ed56e835a6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 129cf49793bbeeb5deb9f36daf942258c9542092f0079999ee112ad69e74e36a
[INFO] running `Command { std: "docker" "start" "-a" "129cf49793bbeeb5deb9f36daf942258c9542092f0079999ee112ad69e74e36a", kill_on_drop: false }`
[INFO] [stderr]    Compiling ken_guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "129cf49793bbeeb5deb9f36daf942258c9542092f0079999ee112ad69e74e36a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "129cf49793bbeeb5deb9f36daf942258c9542092f0079999ee112ad69e74e36a", kill_on_drop: false }`
[INFO] [stdout] 129cf49793bbeeb5deb9f36daf942258c9542092f0079999ee112ad69e74e36a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7f9eac8070889ef90cd4e81b65d5310299953b87d5c017a24d2cc9843b883a4d
[INFO] running `Command { std: "docker" "start" "-a" "7f9eac8070889ef90cd4e81b65d5310299953b87d5c017a24d2cc9843b883a4d", 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/ken_guessing_game-4fde6e75952601e8)
[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" "7f9eac8070889ef90cd4e81b65d5310299953b87d5c017a24d2cc9843b883a4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f9eac8070889ef90cd4e81b65d5310299953b87d5c017a24d2cc9843b883a4d", kill_on_drop: false }`
[INFO] [stdout] 7f9eac8070889ef90cd4e81b65d5310299953b87d5c017a24d2cc9843b883a4d